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IST 318 3/20/2003 Lab 7 Oracle Architectural Components 1 Which one of the following statements is true? a An Oracle server is a collection of data consisting of three file types. b A user establishes a connection with the database by starting an Oracle Instance. c A connection is a communication pathway between the Oracle server and the Oracle Instance. d A session starts when a user is validated by the Oracle server. 2 Which one of the following memory areas is not part of the SGA? a Database Buffer Cache b PGA c Redo Log Buffer d Shared Pool 3 Which two of the following statements are true about the Shared Pool? a The Shared Pool consists of the Library Cache, Data Dictionary Cache, Shared SQL area, Java Pool, and Large Pool. b The Shared Pool is used to store the most recently executed SQL statements. c The Shared Pool is used for an object that can be shared globally. d The Library Cache consist of the Shared SQL and Shared PL/SQL areas. 4 Which one of the following memory areas is used to cache the data dictionary information? a Database Buffer Cache b PGA c Redo Log Buffer d Shared Pool 5 The primary purpose of the Redo Log Buffer is to record all changes to the database data blocks. a True b False 6 The PGA is a memory region that contains data and control information for multiple server processes or multiple background processes. a True b False 7 Which of the following becomes available when an Oracle Instance is started? a User process b Server process c Background processes 1 IST 318 3/20/2003 8 Identify five mandatory background processes. ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ 9 Match the process with its task. a Database Writer A Assists with writing to the data file headers b Log Writer B Responsible for instance recovery c System Monitor C Cleans up after failed processes d Process Monitor D Records database changes for recovery purposes e Checkpoint E Writes dirty buffers to the data files 10 The physical structure of an Oracle database consists of control files, data files, and redo log files. a True b False 11 Place the following structures in order of hierarchy beginning with database. a Tablespaces b Extent c Segment d Database e Block 12 Identify the components of an Oracle server. ________________________________________ ________________________________________ 13 Identify the components of an Oracle Instance. ________________________________________ ________________________________________ 14 Identify three file types that make up an Oracle database. ________________________________________ ________________________________________ ________________________________________ Deliverables Submit completed answer sheet by the end of this lab session. 2