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Practice 1-1: Exploring the Oracle Database Architecture

Fill in the blanks with the correct answers.1) The two main components of a basic Oracle Database system:_________________________ and _______________________

2) The Instance consists of _____________________and_____________________processes.

3) A session is a connection between the _______________process and the______________process.

4) Name the main components of the SGA:4.1___________________________4.2___________________________4.3___________________________4.4___________________________4.5___________________________4.6___________________________

5) List six of the many background processes an Oracle Database instance might have:__________________________________________________________________________________________________________________________________________________________________

6) The _______________________process writes the dirty buffers to the data files.

7) The _______________________process writes the redo entries to the online redo logfiles.

8) The primary files associated with an Oracle database are:_________________________________________________________________________________Additional important files are:_______________________________________________________________________________________________________________________________________

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9) The logical storage structures of an Oracle database are:_______________________________________________________________________________________________________________________________________

10) The ___________________process copies the redo log files to an archive destination.

11) The _____________________ contains data and control information for a server orbackground process.

12) The logical tablespace structure is associated with the physical____________________files on disk.

13) LGWR writes when:____________________________________________________________________________________________________________

14) State whether the following statements are true or false.a) The SGA includes the Database buffer cache and Redo log buffer. ____b) Each server process has its own PGA. ____c) The buffers in the database buffer cache are organized in two lists: the mostrecently used list and the least recently used (LRU) list. ____d) User processes run the application or tool that connects to an Oracle Instance.____e) Oracle Database processes include server processes and background processes.____f) Checkpoints are recorded in log file headers. ___