a+ review test submission 1-10_hardware

Review Test Submission: Assignment 1

Content

User

Submitted 8/31/11 2:53 PM

Status Completed

Score 100 out of 100 points

Instructions

Question 1

4 out of 4 points

Some very basic instructions are stored on the motherboard—just enough to start the

computer, use some simple hardware devices such as a monitor and keyboard, and search

for an operating system stored on a storage device such as a hard drive or CD.

Answer

Selected Answer: True

Question 2

4 out of 4 points

To perform a computing task, software uses hardware for four basic functions: ____.

Answer

Selected Answer: b.

input, processing, storage, and output

Question 3

4 out of 4 points

Parallel ATA, sometimes called the EIDE (Enhanced IDE) standard or the IDE standard,

is slower than SATA.

Answer


Question 4

4 out of 4 points

The term ____ refers to the set of instructions that directs the hardware to accomplish a

task.

Answer

Selected Answer: a.

software

Question 5

4 out of 4 points

Most ____ drives consist of a sealed case containing platters or disks that rotate at a high

speed.

Answer

Selected Answer: c.

hard

Question 6

4 out of 4 points

Data and instructions are stored on special ROM (read-only memory) chips on the board

and are called the ____.

Answer

Selected Answer: d.

BIOS

Question 7

4 out of 4 points

Primary storage is provided by devices called memory or ____ located on the

motherboard and on some adapter cards.

Answer

Selected Answer: c.

RAM

Question 8

4 out of 4 points

A motherboard can have more than one bus, each using a different protocol, speed, data

path size, and so on.

Answer


Question 9

4 out of 4 points

Motherboard settings are stored in a small amount of RAM located on the firmware chip

and are called ____.

Answer

Selected Answer: a.

CMOS RAM

Question 10

4 out of 4 points

A serial port transmits data in parallel and is most often used by an older printer.

Answer

Selected Answer: False

Question 11

4 out of 4 points

Most input/output devices communicate with components inside the computer case

through a wireless connection or through cables attached to the case at a connection

called a(n) ____.

Answer

Selected Answer: d.

port

Question 12

4 out of 4 points

The ____ is a group of microchips on the motherboard that control the flow of data and

instructions to and from the processor.

Answer

Selected Answer: b.

chipset

Question 13

4 out of 4 points

A(n) ____ is a set of rule and standards that any two entities use for communication.

Answer

Selected Answer: c.

protocol

Question 14

4 out of 4 points

The ____ card, also called a graphics card, provides one or more ports for a monitor.

Answer

Selected Answer: b.

video

Question 15

4 out of 4 points

A(n) ____ drive is considered standard equipment on most computer systems today

because most software is distributed on CDs or DVDs.

Answer

Selected Answer: a.

optical

Question 16

4 out of 4 points

The ____ card provides a port for a network cable to connect the PC to a network.

Answer

Selected Answer: b.

network

Question 17

4 out of 4 points

In the world of computers, the term ____ refers to the computer’s physical components,

such as the monitor, keyboard, motherboard, and hard drive.

Answer

Selected Answer: b.

hardware

Question 18

4 out of 4 points

USB ____ drives are compact, easy to use, and currently hold up to 64 GB of data.

Answer

Selected Answer: a.

flash

Question 19

4 out of 4 points

The ____ or system timer is dedicated to timing the activities of the chips on the

motherboard.

Answer

Selected Answer: c.

system clock

Question 20

4 out of 4 points

When data and instructions are not being used, they must be kept in permanent storage,

sometimes called primary storage.

Answer


Question 21

4 out of 4 points

A device that is not installed directly on the motherboard is called a(n) ____ device.

Answer

Selected Answer: b.

peripheral

Question 22

4 out of 4 points

A ____ bus port can be used by many different input/output devices, such as keyboards,

printers, scanners, and digital cameras.

Answer

Selected Answer: a.

universal serial

Question 23

4 out of 4 points

A 1 or 0 in this system is called a ____.

Answer

Selected Answer: c.

bit

Question 24

4 out of 4 points

The printer produces output on paper, often called ____ copy.

Answer

Selected Answer: d.

hard

Question 25

4 out of 4 points

The most important component of the computer’s electrical system is the ____, which is

usually near the rear of the case.

Answer

Selected Answer: b.

power supply

Wednesday, August 31, 2011 2:53:51 PM CDT

OK


Content

User

Submitted 9/6/11 11:04 AM

Instructions

Question 1

4 out of 4 points

The first ATX power supplies and motherboards used a single power connector called the ____

connector that had 20 pins.

Answer

Selected Answer: b.

P1

Question 2

4 out of 4 points

The ____ form factor is a major variation of ATX and addresses some technologies that have

emerged since the original development of ATX.

Answer

Selected Answer: a.

MicroATX

Question 3

4 out of 4 points

One ____ is the work or energy required to produce one watt of power in one second.

Answer

Selected Answer: c.

joule

Question 4

4 out of 4 points

A ____ is an electronic device that can hold an electrical charge for a period of time and can

smooth the uneven flow of electricity through a circuit.

Answer

Selected Answer: d.

capacitor

Question 5

4 out of 4 points

A ____ case sits upright on the floor or a desk and can be as high as two feet and has room for

several drives.

Answer

Selected Answer: c.

tower

Question 6

4 out of 4 points

A(n) ____ might solve the problem of intermittent errors caused by noise in the power line to

the PC.

Answer

Selected Answer: a.

line conditioner

Question 7

4 out of 4 points

The power supply and monitor contain enough power to give you a strong shock except when

they are unplugged.

Answer


Question 8

4 out of 4 points

The ____ is a measure of resistance to electricity.

Answer

Selected Answer: b.

Ohm

Question 9

0 out of 4 points

A ____ color or stripe down one side of a cable marks this side of the cable as pin 1.

Answer :

Question 10

0 out of 4 points

Some video cards use a(n) ____ that helps to hold the card securely in the slot.

Answer :

Question 11

4 out of 4 points

____ connections inside the computer case can cause a system to appear dead or reboot itself.

Answer

Selected Answer: c.

Loose

Question 12

4 out of 4 points

The electrical requirements for motherboards change over time as new technologies make

additional demands for power.

Answer


Question 13

0 out of 4 points

Older hard drives use a(n) ____-conductor IDE ribbon cable.

Answer

Selected Answer: 40

Question 14

4 out of 4 points

A power ____ is a box inside a computer case that supplies power to the motherboard and

other installed devices.

Answer

Selected Answer: b.

supply

Question 15

4 out of 4 points

The ____ provides backup power in the event that the AC fails completely.

Answer

Selected Answer: d.

uninterruptible power supply

Question 16

4 out of 4 points

The easiest way to fix a power supply you suspect is faulty is to replace it.

Answer


Question 17

4 out of 4 points

A system might have up to ____ types of ribbon cables.

Answer

Selected Answer: b.

three

Question 18

4 out of 4 points

MicroATX increases the total cost of a system by increases the number of expansion slots on

the motherboard.

Answer


Question 19

4 out of 4 points

When removing the motherboard, you’ll find a main power line, and maybe one auxiliary power

line from the power supply to the motherboard.

Answer


Question 20

4 out of 4 points

____ is running a processor, motherboard, or video card at a higher frequency than the

manufacturer recommends and is not considered a best practice.

Answer

Selected Answer: d.

Overclocking

Question 21

0 out of 4 points

The motherboard, like all other components inside the computer case, should be ____ the chassis.

Answer

Selected Answer: Grouded to

Question 22

4 out of 4 points

A(n) ____ is a general-purpose tool that can measure several characteristics of electricity in a

variety of devices.

Answer

Selected Answer: a.

multimeter

Question 23

4 out of 4 points

The ____ form factor was designed by Intel in 2003 for flexibility and can be used by everything

from large tower systems to those ultrasmall-systems that sit under a monitor.

Answer

Selected Answer: c.

BTX

Question 24

4 out of 4 points

For an older motherboard, instead of screws you’ll see ____ that keep the board from resting

directly on the bottom of the computer case.

Answer

Selected Answer: a.

spacers

Question 25

0 out of 4 points

A ____ of the house current might cause symptoms of electrical power problems.

Answer

Selected Answer: Brownout

Tuesday, September 6, 2011 11:04:54 AM CDT

OK


User


Status Completed


Instructions

Question 1

4 out of 4 points

The process of upgrading or refreshing the ROM BIOS chip is called ____ BIOS.

Answer

Selected Answer: a.

flashing

Question 2

4 out of 4 points

A ____ is the most complicated component in a computer.

Answer

Selected Answer: a.

motherboard

Question 3

4 out of 4 points

Generally when shopping for a motherboard for a gaming system, you’d need to pay attention

to form factor, processor sockets, chipsets, buses and number of bus slots, and other

connectors, slots, and ports.

Answer


Question 4

4 out of 4 points

With any installation, remember the importance of using a ground strap (ground bracelet) to

ground yourself when working inside a computer case to protect components against ____.

Answer

Selected Answer: c.

ESD

Question 5

4 out of 4 points

Access to a computer can be controlled using a ____ password.

Answer

Selected Answer: a.

startup

Question 6

4 out of 4 points

Throughput is sometimes called ____.

Answer

Selected Answer: c.

bandwidth

Question 7

4 out of 4 points

The ____ have a lever that is used to lift the processor up and out of the socket.

Answer

Selected Answer: b.

zero insertion force sockets

Question 8

4 out of 4 points

Sometimes documentation marks pin 1 as a ____ pin in the diagram, rather than round like the

other pins.

Answer

Selected Answer: a.

square

Question 9

4 out of 4 points

The motherboard configuration stored in BIOS setup needs to be changed when a new floppy

drive is installed.

Answer


Question 10

4 out of 4 points

On the motherboard, the ____ controls power to the motherboard and must be connected for

the PC to power up.

Answer

Selected Answer: c.

Power SW

Question 11

4 out of 4 points

Many brand-name computer manufacturers, such as IBM, Dell, and Gateway, use the same

standard setup screens.

Answer


Question 12

4 out of 4 points

Today’s PCs have four or five buses, each with different speeds, access methods, and protocols.

Answer


Question 13

4 out of 4 points

The slower end of the hub in the Intel i800 chipsets, called the ____, contains the I/O controller

hub.

Answer

Selected Answer: d.

South Bridge

Question 14

4 out of 4 points

Some cases have ____, also called spacers, which are round plastic or metal pegs that separate

the motherboard from the case, so that components on the back of the motherboard do not

touch the case.

Answer

Selected Answer: a.

standoffs

Question 15

4 out of 4 points

The ____ menu in BIOS setup allows you to configure automatic power-saving features for your

system, such as suspend mode or a sleep state.

Answer

Selected Answer: b.

power

Question 16

4 out of 4 points

The ____ and the chipset determine which processors a board can support.

Answer

Selected Answer: c.

processor socket

Question 17

4 out of 4 points

The fast end of hub in the Intel i800 series chipsets, which contains the graphics and memory

controller, connects to the system bus and is called the hub’s ____.

Answer

Selected Answer: c.

North Bridge

Question 18

4 out of 4 points

____ buses have been improved several times; there are currently three major categories and

within each category, several variations of the bus.

Answer

Selected Answer: a.

PCI

Question 19

4 out of 4 points

Later sockets used a ____, with pins staggered over the socket to squeeze more pins into a

small space.

Answer

Selected Answer: d.

staggered pin grid array

Question 20

4 out of 4 points

For Windows XP, Ntldr is responsible for loading the OS, and is, therefore, called the ____.

Answer

Selected Answer: b.

boot loader program

Question 21

4 out of 4 points

At the beginning of the boot drive (usually drive C) is the OS ____ record.

Answer

Selected Answer: c.

boot

Question 22

4 out of 4 points

Earlier Pentiums used a ____ socket, with pins aligned in uniform rows around the socket.

Answer

Selected Answer: c.

pin grid array

Question 23

4 out of 4 points

A(n) ____ boot involves turning on the power with the on/off switch.

Answer

Selected Answer: d.

hard

Question 24

4 out of 4 points

Most likely when you first install a hard drive or an operating system, you will want to have the

BIOS attempt to first boot from a ____.

Answer

Selected Answer: c.

CD

Question 25

4 out of 4 points

The most reliable way to restore settings is to keep a written record of all the changes you

make to ____.

Answer

Selected Answer: d.

CMOS RAM

Saturday, September 3, 2011 9:16:31 PM CDT

OK


Content

User


Status Completed


Instructions

Question 1

4 out of 4 points

Processor core frequency is measured in ____.

Answer

Selected Answer: Hertz

Question 2

4 out of 4 points

Electronic devices are more likely to fail than fans.

Answer


Question 3

4 out of 4 points

____ hold counters, data, instructions, and addresses that the ALU is currently processing.

Answer

Selected Answer: d.

Registers

Question 4

4 out of 4 points

When you hear ____ during post, you know that you have a problem with serial or parallel

ports or system timer, which probably means the motherboard must be replaced.

Answer

Selected Answer: c.

Four beeps followed by two, three, or four beeps

Question 5

4 out of 4 points

The CMOS battery failure can be reported by startup BIOS during the ____.

Answer

Selected Answer: c.

POST

Question 6

4 out of 4 points

An overheated system can cause intermittent problems or cause the system to reboot or refuse

to boot.

Answer


Question 7

4 out of 4 points

If you hear two beeps during the boot and you see a blank screen, then BIOS has successfully

completed POST.

Answer


Question 8

4 out of 4 points

A ____ is a heat sink carrying an electrical charge that causes it to act as an electrical thermal

transfer device.

Answer

Selected Answer: b.

peltier

Question 9

4 out of 4 points

Using the ____ technology, the Intel processor, chipset, and wireless network adapter are all

interconnected as a unit, which improves laptop performance.

Answer

Selected Answer: a.

Centrino

Question 10

4 out of 4 points

Installing more than one processor on a motherboard creates a ____.

Answer

Selected Answer: d.

multiprocessor platform

Question 11

4 out of 4 points

Processors can sense their operating temperatures and report that information to ____.

Answer

Selected Answer: a.

BIOS

Question 12

4 out of 4 points

Excessive heat can damage the CPU and the motherboard.

Answer


Question 13

4 out of 4 points

When you hear ____ during post, you know that a keyboard controller failed or video controller

failed.

Answer

Selected Answer: a.

Three beeps followed by three, four, or five beeps

Question 14

4 out of 4 points

The peltier’s top surface can be as cool as ____ degrees F.

Answer

Selected Answer: a.

45

Question 15

4 out of 4 points

Intel’s current families of processors for the desktop include four major groups: ____.

Answer

Selected Answer: c.

the Core, the Pentium, the Celeron, and the Atom families

Question 16

4 out of 4 points

The most popular method of cooling overclocked processors is a(n) ____.

Answer

Selected Answer: b.

liquid cooling system

Question 17

4 out of 4 points

Memory on the processor die is called ____ cache.

Answer

Selected Answer: a.

Level 1

Question 18

4 out of 4 points

Intel’s ____ allows each logical processor within the processor package to handle an individual

thread in parallel with other threads being handled by other processors within the package.

Answer

Selected Answer: a.

Hyper-Threading

Question 19

4 out of 4 points

Memory in the processor package, but not on the processor die, is called ____ cache.

Answer

Selected Answer: b.

Level 2

Question 20

4 out of 4 points

The peltier’s top surface can be as hot as ____ degrees F.

Answer

Selected Answer: d.

500

Question 21

4 out of 4 points

The cooler sits on top of the processor and consists of a fan and a heat ____, which are fins that

draw heat away from the processor.

Answer

Selected Answer: d.

sink

Question 22

4 out of 4 points

Intel and AMD both recommend a ____ air guide as part of the case design.

Answer

Selected Answer: a.

chassis

Question 23

4 out of 4 points

The temperature inside the case should not exceed ____ degrees C.

Answer

Selected Answer: b.

38

Question 24

4 out of 4 points

If a power-on password has been forgotten, you can use the BIOS ____ to reset the password.

Answer

Selected Answer: c.

jumper group

Question 25

4 out of 4 points

The current set of standards that is used by BIOS, hardware, and the OS to manage power is ____.

Answer

Selected Answer: Advanced Configuration and Power Interface


OK


Content

User


Status Completed


Instructions

Question 1

4 out of 4 points

If the number of bits is not an odd number for odd parity or an even number for even

parity, a ____ error occurs.

Answer

Selected Answer: c.

parity

Question 2

0 out of 4 points

A Rambus memory module is called a(n) ____.

Answer

Selected Answer: RIMM

Question 3

4 out of 4 points

Laptops use a smaller version of a DIMM called a(n) ____.

Answer

Selected Answer: d.

SO-DIMM

Question 4

4 out of 4 points

When installing the RIMM, ____ on the edge of the RIMM module will help you orient

it correctly in the socket.

Answer

Selected Answer: b.

notches

Question 5

4 out of 4 points

____ loses its data rapidly, and the memory controller must refresh it several thousand

times a second.

Answer

Selected Answer: c.

Dynamic RAM

Question 6

4 out of 4 points

____ is used for a memory cache and is contained within the processor housing.

Answer

Selected Answer: b.

SRAM

Question 7

4 out of 4 points

Mixing unbuffered memory with buffered or registered memory will work but is not

recommended.

Answer


Question 8

4 out of 4 points

In the table found in the motherboard manual, a chip on a RIMM module is called a

____.

Answer

Selected Answer: d.

component

Question 9

4 out of 4 points

SIMMs are rated by speed, measured in ____.

Answer

Selected Answer: a.

nanoseconds

Question 10

4 out of 4 points

DIMMs intended to be used in servers must be extremely reliable and use an error-

checking technology called ____.

Answer

Selected Answer: a.

ECC

Question 11

4 out of 4 points

For ____ modules, small clips latch into place on each side of the slot to hold the module in

the slot.

Answer

Selected Answer: DIMM

Question 12

4 out of 4 points

To upgrade memory means to add more ____ to a computer.

Answer

Selected Answer: b.

RAM

Question 13

4 out of 4 points

If the chip’s surface is dull or matted, or you can scratch off the markings with a

fingernail or knife, suspect that the chip has been ____.

Answer

Selected Answer: c.

re-marked

Question 14

4 out of 4 points

RAM on motherboards today is stored on ____.

Answer

Selected Answer: d.

DIMMs

Question 15

4 out of 4 points

Most often, placing memory on the motherboard and updating the BIOS manually is all that is

necessary for installation.

Answer


Question 16

4 out of 4 points

In Windows, memory errors can cause frequent ____ errors.

Answer

Selected Answer: d.

General Protection Fault

Question 17

4 out of 4 points

To use System Information, in the Vista Start Search box or the Windows XP Run box,

type ____ and press Enter.

Answer

Selected Answer: b.

msinfo32

Question 18

4 out of 4 points

Higher-quality memory modules have ____ installed to reduce heat and help the module

last longer.

Answer

Selected Answer: a.

heat sinks

Question 19

4 out of 4 points

____ memory temporarily holds data and instructions as the CPU processes them.

Answer

Selected Answer: b.

Random access

Question 20

4 out of 4 points

Systems using RIMMs are still being made.

Answer


Question 21

4 out of 4 points

RAM is divided into two categories, ____.

Answer

Selected Answer: d.

DRAM and SRAM

Question 22

4 out of 4 points

When Windows does not have adequate memory to perform an operation, it gives a(n)

“____” error or it slows down to a painful crawl.

Answer

Selected Answer: c.

Insufficient memory

Question 23

4 out of 4 points

A simple problem of replacing a bad memory module can become a complex research

project if you don’t have a good grasp of current and past memory technologies.

Answer


Question 24

4 out of 4 points

For RIMM modules, install the RIMMs beginning with bank ____.

Answer

Selected Answer: a.

0

Question 25

4 out of 4 points

A(n) ____ gets its name because it has independent pins on opposite sides of the module.

Answer

Selected Answer: c.

DIMM

Thursday, September 8, 2011 10:52:29 AM CDT


Content

User


Status Completed


Instructions

Question 1

4 out of 4 points

A technology that configures two or more hard drives to work together as an array of

drives is called ____.

Answer

Selected Answer: b.

RAID

Question 2

4 out of 4 points

External ____ is up to six times faster than USB or FireWire.

Answer

Selected Answer: c.

SATA

Question 3

4 out of 4 points

Each side, or surface, of one hard drive platter is called a ____.

Answer

Selected Answer: d.

head

Question 4

4 out of 4 points

____ is a standard for communication between a subsystem of peripheral devices and the

system bus.

Answer

Selected Answer: c.

SCSI

Question 5

4 out of 4 points

____ is a system BIOS feature that monitors hard drive performance, disk spin up time,

temperature, distance between the head and the disk, and other mechanical activities of

the drive in order to predict when the drive is likely to fail.

Answer

Selected Answer: a.

S.M.A.R.T.

Question 6

0 out of 4 points

The total number of ____ on the drive determines the drive capacity.

Selected Answer: Sectors

Question 7

4 out of 4 points

The top and bottom of each disk of a magnetic hard drive have a(n) ____ that moves

across the disk surface as all the disks rotate on a spindle.

Answer

Selected Answer: c.

read/write head

Question 8

4 out of 4 points

Solid state hard drives cost more and are less rugged than magnetic hard drives.

Answer


Question 9

4 out of 4 points

The ATA interface standards are developed by Technical Committee T13 and published

by ____.

Answer

Selected Answer: a.

ANSI

Question 10

4 out of 4 points

____ on a circuit board inside the drive housing is responsible for writing and reading

data to these tracks and sectors and for keeping track of where everything is stored on the

drive.

Answer

Selected Answer: b.

Firmware

Question 11

4 out of 4 points

During the ____ formatting process, you specify the size of the partition and what file

system it will use.

Answer

Selected Answer: b.

high-level

Question 12

4 out of 4 points

With ____, you can connect and disconnect a drive while the system is running.

Answer

Selected Answer: d.

hot-swapping

Question 13

4 out of 4 points

If you are replacing a floppy drive, you must inform BIOS setup by accessing setup and

changing the drive type.

Answer


Question 14

4 out of 4 points

The ____-conductor IDE cable has half the number of pins as it has wires.

Answer

Selected Answer: c.

80

Question 15

4 out of 4 points

A drive ____ is a duplication of everything written to a hard drive.

Answer

Selected Answer: b.

image

Question 16

4 out of 4 points

With ____, two hard drives are configured as a single volume.

Answer

Selected Answer: c.

spanning

Question 17

4 out of 4 points

A ____ drive has one, two, or more platters, or disks, that stack together and spin in

unison inside a sealed metal housing that contains firmware to control reading and

writing data to the drive and to communicate with the motherboard.

Answer

Selected Answer: a.

magnetic hard

Question 18

4 out of 4 points

____ transfers data directly from the drive to memory without involving the CPU.

Answer

Selected Answer: d.

DMA

Question 19

4 out of 4 points

When using an 80-conductor cable-select cable, the drive nearest the motherboard is the

____.

Answer

Selected Answer: b.

master

Question 20

4 out of 4 points

Windows Vista technology that supports a hybrid drive is called ____.

Answer

Selected Answer: b.

ReadyDrive

Question 21

4 out of 4 points

If you are mounting a hard drive into a bay that is too large, a ____ kit can help you

securely fit the drive into the bay.

Answer

Selected Answer: b.

universal bay

Question 22

4 out of 4 points

____ mode involves the CPU and is slower than DMA mode.

Answer

Selected Answer: c.

PIO

Question 23

4 out of 4 points

Almost all hard drives sold today for desktop computers are magnetic hard drives.

Answer


Question 24

4 out of 4 points

Hardware problems usually show up at POST, unless there is physical damage to an area

of the hard drive that is not accessed during POST.

Answer


Question 25

4 out of 4 points

The first sector on the disk, called the boot sector or ____ record, contains the

information about how the disk is organized and the file system used.

Answer

Selected Answer: a.

boot



Content

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Status Completed


Instructions

Question 1

4 out of 4 points

If you have an available eSATA external port, you can use a protective hard drive ____ that will

house and protect a hard drive outside the computer case.

Answer

Selected Answer: a.

dock

Question 2

4 out of 4 points

A ____ is an input device that uses a monitor or LCD panel as the backdrop for input options.

Answer

Selected Answer: a.

touch screen

Question 3

4 out of 4 points

FireWire and i.Link are common names for another peripheral bus officially named ____.

Answer

Selected Answer: c.

IEEE 1394

Question 4

4 out of 4 points

A ____ device is an input device that inputs biological data about a person, which can be input

data to identify a person’s fingerprints, handprints, face, voice, eye, and handwritten signature.

Answer

Selected Answer: c.

biometric

Question 5

4 out of 4 points

To protect the data on a USB storage device, double-click the ____ icon in the notification area

before removing the device.

Answer

Selected Answer: a.

Safely Remove Hardware

Question 6

4 out of 4 points

IEEE 1394 uses ____ data transfer, meaning that data is transferred continuously without

breaks.

Answer

Selected Answer: b.

isochronous

Question 7

4 out of 4 points

For laptops, you can adjust the brightness of the display using ____ keys.

Answer

Selected Answer: b.

function

Question 8

4 out of 4 points

Devices and their device drivers are managed using ____.

Answer

Selected Answer: c.

Device Manager

Question 9

4 out of 4 points

USB is much easier to configure and faster than regular serial or parallel ports and uses higher-

quality cabling.

Answer


Question 10

4 out of 4 points

____ can use cables up to 100 meters (328 feet), and uses a 9-pin rectangular connector.

Answer

Selected Answer: b.

1394b

Question 11

4 out of 4 points

A(n) ____ monitor (also called a progressive monitor) draws the entire screen in one pass.

Answer

Selected Answer: c.

noninterlaced

Question 12

4 out of 4 points

An I/O device can be only be internal.

Answer


Question 13

4 out of 4 points

Problems with a device can sometimes be solved by updating the ____ or firmware.

Answer

Selected Answer: a.

device drivers

Question 14

4 out of 4 points

Chips sometimes loosen because of temperature changes; this condition is called ____.

Answer

Selected Answer: c.

chip creep

Question 15

4 out of 4 points

If you are trained to open a monitor case to replace a fuse, unplug the monitor and wait at least

____ minutes before opening the case so that capacitors have completely discharged.

Answer

Selected Answer: d.

60

Question 16

4 out of 4 points

____ CRT monitors draw a screen by making two passes.

Answer

Selected Answer: d.

Interlaced

Question 17

4 out of 4 points

____ supports speeds up to 400 Mbps and is sometimes called FireWire 400.

Answer

Selected Answer: b.

IEEE 1394a

Question 18

4 out of 4 points

Ports on the motherboard can be disabled or enabled in ____ setup.

Answer

Selected Answer: c.

BIOS

Question 19

4 out of 4 points

A serial port is provided by the motherboard or might be provided by an adapter card called

a(n) ____ card.

Answer

Selected Answer: b.

I/O controller

Question 20

4 out of 4 points

SuperSpeed USB is about ten times faster than Hi-Speed USB and roughly five times faster than

FireWire 800.

Answer


Question 21

4 out of 4 points

The ____ assignments refer to the system resources a parallel port will use to manage a print

job.

Answer

Selected Answer: c.

LPT

Question 22

4 out of 4 points

Because USB devices are hot-swappable, it’s never a problem to plug or unplug a device while it

is turned on.

Answer


Question 23

4 out of 4 points

____ systems and peripherals have the U.S. Green Star, indicating that they satisfy certain energy-

conserving standards of the U.S. Environmental Protection Agency (EPA)

Answer:

Energy wise

Question 24

4 out of 4 points

A ____ plug is a tool used to test a serial, parallel, USB, network, or other port.

Answer

Selected Answer: d.

loop-back

Question 25

4 out of 4 points

BIOS manages ____ lines that are used by a device to hail the CPU asking for data to be

processed, and you do not need to change this value.

Answer

Selected Answer: b.

IRQ

Sunday, September 25, 2011 6:06:04 PM CDT

OK

Content

User stephen saan-ire


Status Completed


Instructions

Question 1

4 out of 4 points

When burning a CD, DVD or BD, the hard drive needs some temporary holding space for the

write process and should have at least ____ of free space.

Answer

Selected Answer: c.

1 GB

Question 2

4 out of 4 points

Sights and sounds have an infinite number of variations and are analog in nature.

Answer


Question 3

4 out of 4 points

For EIDE, there are four choices for drive installations: ____.

Answer

Selected Answer: c.

primary master, primary slave, secondary master, and secondary slave

Question 4

4 out of 4 points

If a disc gets stuck in the drive, use the ____ to remove it.

Answer

Selected Answer: c.

emergency eject hole

Question 5

4 out of 4 points

Computers store data digitally and ultimately as a stream of only two numbers: ____.

Answer

Selected Answer: a.

0 and 1

Question 6

4 out of 4 points

The burn process requires a constant flow of data to the disc.

Answer


Question 7

4 out of 4 points

In order to read each sector on the spiral of a DC at a constant ____, the disc spins faster when

the read-write head is near the center of the disc.

Answer

Selected Answer: a.

linear velocity

Question 8

4 out of 4 points

A single-sided, single-layer DVD can hold ____ GB.

Answer

4.7

Question 9

4 out of 4 points

The goal of ____ technology is to use sights, sounds, and animation to make computer output

look as much like real life as possible.

Answer

Selected Answer: a.

multimedia

Question 10

4 out of 4 points

A good source for information about hardware devices (and software) is a site that offers product

reviews and technical specifications and compares product prices and features.

Answer


Question 11

4 out of 4 points

To judge how far to insert the optical drive in the bay, align it with the back of the case.

Answer


Question 12

4 out of 4 points

A video ____ card lets you capture this video input and save it to a file on your hard drive.

Answer

Selected Answer: c.

capture

Question 13

4 out of 4 points

A ____ provides slots for memory cards and can be an internal or external device.

Answer

Selected Answer: a.

media reader

Question 14

4 out of 4 points

A CD can hold about ____ of data.

Answer

Selected Answer: b.

700 MB

Question 15

4 out of 4 points

____ are smooth and level areas on an optical disc.

Answer

Selected Answer: a.

Lands

Question 16

4 out of 4 points

____ drives are a great method of keeping backups of data stored on your hard drive.

Answer

Selected Answer: a.

External hard

Question 17

4 out of 4 points

After the sound is recorded and digitized, many sound cards convert and compress the digitized

sound to ____ format.

Answer

Selected Answer: c.

MP3

Question 18

4 out of 4 points

____ is a common compression standard for storing photos.

Answer

Selected Answer: a.

JPEG

Question 19

4 out of 4 points

When installing an optical drive, for a PATA interface set the jumper on the ____ of the drive.

Answer

Selected Answer: a.

rear

Question 20

4 out of 4 points

____ are recessed areas on the surface of an optical disc.

Answer

Selected Answer: d.

Pits

Question 21

4 out of 4 points

MP3 sound files have a(n) ____ file extension.

Answer

Selected Answer: d.

.mp3

Question 22

4 out of 4 points

A double-sided, dual-layer DVD can hold ____ GB.

Answer

Selected Answer: d.

17

Question 23

4 out of 4 points

____ is a set of standards that are used to represent music in digital form.

Answer

Selected Answer: d.

MIDI

Question 24

4 out of 4 points

To prevent a CD, DVD, or BD from automatically playing when AutoPlay is enabled, hold down

the ____ key when inserting a disc.

Answer

Selected Answer: a.

Shift

Question 25

4 out of 4 points

A ____ card can turn your computer into a television.

Answer

Selected Answer: a.

TV tuner

Saturday, October 1, 2011 11:59:07 PM CDT


User


Status Completed


Instructions

Question 1

4 out of 4 points

To keep boot sector viruses at bay, in ____ you can disable the ability to write to the boot

sector of the hard drive.

Answer

Selected Answer: d.

BIOS setup

Question 2

4 out of 4 points

The right to copy the work, called a ____, belongs to the creator of the work or others to whom

the creator transfers this right.

Answer

Selected Answer: d.

copyright

Question 3

4 out of 4 points

If you want to recover lost data on a hard drive, don’t ____ the drive.

Answer

Selected Answer: Write anything to the allocation tables

Question 4

4 out of 4 points

When someone purchases software from a software vendor, that person has only purchased a

____ for the software, which is the right to use it.

Answer

Selected Answer: d.

license

Question 5

4 out of 4 points

The ____ was designed in part to protect software copyrights by requiring that only legally

obtained copies of software be used.

Answer

Selected Answer: d.

Federal Copyright Act of 1976

Question 6

4 out of 4 points

____, caused by lifting heavy objects, is one of the most common injuries that happen at work.

Answer

Selected Answer: b.

Back injury

Question 7

4 out of 4 points

Return ____ to the manufacturer or dealer to be recycled.

Answer

Selected Answer: a.

Laser printer toner cartridges

Question 8

4 out of 4 points

____ are intended to legally protect the intellectual property rights of organizations or

individuals to creative works, which include books, images, and software.

Answer

Selected Answer: d.

Copyrights

Question 9

4 out of 4 points

____ from cigarettes can accumulate on fans, causing them to jam, which in turn will cause the

system to overheat.

Answer

Selected Answer: b.

Tar

Question 10

4 out of 4 points

Good ____ helps you take what you learned into the next troubleshooting situation, train

others, develop effective preventive maintenance plans, and satisfy any audits or customer or

employer queries about your work.

Answer

Selected Answer: a.

documentation

Question 11

4 out of 4 points

Good ____ help(s) you think more clearly.

Answer

Selected Answer: Notes

Question 12

4 out of 4 points

Most of the cleaning solutions used for computers do not contain flammable or poisonous

materials.

Answer


Question 13

4 out of 4 points

Most CRT monitors today are designed to discharge after sitting unplugged for ____ minutes.

Answer

Selected Answer: d.

60

Question 14

4 out of 4 points

The best support technicians are good at preventing a problem from happening in the first

place.

Answer


Question 15

4 out of 4 points

Dispose of ____ in the regular trash.

Answer

Selected Answer: a.

Alkaline batteries, including AAA, AA, A, C, D, and 9-volt

Question 16

4 out of 4 points

Leaving the PC turned off for weeks or months at a time is not a problem.

Answer


Question 17

4 out of 4 points

To dispose of ____ do physical damage to the device then put in the trash.

Answer

Selected Answer: c.

Storage media such as hard drives, CDs, DVDs and BDs

Question 18

4 out of 4 points

A ____ explains how to properly handle substances such as chemical solvents.

Answer

Selected Answer: d.

Material Safety Data Sheet

Question 19

4 out of 4 points

As you solve computer problems, always keep in mind that you don’t want to make things

worse, so you should use the ____ invasive solution.

Answer

Selected Answer: d.

least

Question 20

4 out of 4 points

User manuals and ____ for a device or software often list symptoms of problems with possible

solutions and troubleshooting tips.

Answer

Selected Answer: b.

installation manuals

Question 21

4 out of 4 points

Choose the solution that fixes the problem by making as many changes to the system as

possible.

Answer


Question 22

4 out of 4 points

The rule ____ is the most powerful.

Answer

Selected Answer: b.

divide and conquer

Question 23

4 out of 4 points

Proper ____ is essential to keeping a system cool.

Answer

Selected Answer: b.

air circulation

Question 24

4 out of 4 points

Dispose of ____ by returning them to the original dealer or by taking them to a recycling center.

Answer

Selected Answer: b.

Button batteries used in digital cameras

Question 25

4 out of 4 points

Although modern hard drives are tougher than earlier models, it’s still possible to crash a drive

by banging into it while it’s reading or writing data.

Answer


Tuesday, September 20, 2011 10:56:19 PM CD


User stephen saan-ire


Status Completed


Instructions

Question 1

4 out of 4 points

____ is the most popular cabling method for local networks.

Answer

Selected Answer: d.

Twisted-pair cable

Question 2

4 out of 4 points

Apple Computer calls 802.11b ____.

Answer

Selected Answer: a.

AirPort

Question 3

4 out of 4 points

A(n) ____ is a group of four dotted decimal numbers such as 255.255.0.0 that tells TCP/IP if a

computer’s IP address is on the same or a different network.

Answer

Selected Answer: c.

subnet mask

Question 4

4 out of 4 points

The three main protocols for encryption for 802.11 wireless networks are ____.

Answer

Selected Answer: a.

WEP, WPA, and WPA2

Question 5

4 out of 4 points

When connecting to a network, by default Windows assumes static IP addressing and

automatically configures the network connection.

Answer


Question 6

4 out of 4 points

____ is a standard for short-range wireless communication and data synchronization between

devices.

Answer

Selected Answer: b.

Bluetooth

Question 7

4 out of 4 points

Wireless networks are either public, unsecured hotspots or private, secured hotspots.

Answer


Question 8

4 out of 4 points

A ____ is smarter and more efficient than a ____, as it keeps a table of all the devices

connected to it.

Answer

Selected Answer: d.

switch, hub

Question 9

4 out of 4 points

When connecting to a private and secured wireless access point, you must provide the

information that proves you have the right to use the network.

Answer


Question 10

4 out of 4 points

These ____ standards were designed to help manage connections between wireless devices

and access points.

Answer

Selected Answer: b.

802.11k and 802.11r

Question 11

4 out of 4 points

All wireless phone systems, including cellular, use ____ transmission, which means both people

in a conversation can talk or transmit at the same time.

Answer

Selected Answer: d.

full-duplex

Question 12

4 out of 4 points

The ____ command tests connectivity by sending an echo request to a remote computer.

Answer

Selected Answer: c.

ping

Question 13

4 out of 4 points

Delays in network transmissions are called ____.

Answer

Selected Answer: c.

latency

Question 14

4 out of 4 points

Dial-up networking works by using ____ to send data packets over phone lines. It is, therefore,

called a line protocol.

Answer

Selected Answer: d.

PPP

Question 15

4 out of 4 points

A ____ is a device that manages traffic between two networks.

Answer

Selected Answer: b.

router

Question 16

4 out of 4 points

The ____ for a cellular network is a fixed transceiver and antenna.

Answer

Selected Answer: c.

base station

Question 17

4 out of 4 points

The maximum transmission rate that a modem can attain over a regular phone line is about

____.

Answer

Selected Answer: a.

56 Kbps

Question 18

4 out of 4 points

A ____ is the gateway a computer uses to access another network if it does not have a better

option.

Answer

Selected Answer: d.

default gateway

Question 19

4 out of 4 points

The ____ command can display TCP/IP configuration information and refresh the IP address.

Answer

Selected Answer: b.

ipconfig

Question 20

4 out of 4 points

____ technology uses a dedicated line from your ISP to your place of business or residence.

Answer

Selected Answer: c.

Fiber optic

Question 21

4 out of 4 points

For almost all networks today, including the Internet, the protocol used is called ____.

Answer

Selected Answer: a.

TCP/IP

Question 22

4 out of 4 points

To connect to the Internet, a network first connects to an ____.

Answer

Selected Answer: a.

Internet Service Provider

Question 23

4 out of 4 points

A(n) ____ is a 32-bit string used to identify a computer on a network.

Answer

Selected Answer: c.

IP address

Question 24

4 out of 4 points

Latency is measured by the round-trip time it takes for a data packet to travel from source to

destination and back to source.

Answer


Question 25

4 out of 4 points

This latest Wi-Fi standard uses ____ technology whereby two or more antennas are used at

both ends of transmission.

Answer

Selected Answer: b.

multiple input/multiple output

Wednesday, September 21, 2011 2:16:15 AM CDT

OK

a+ review test submission 1-10_hardware

Documents

review test

answer selected

term refers

magnetic hard

called cache

hold gb

selected answer

memory controller