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	Oracle Interview Questions & Answers Below we have listed all the Oracle Interview Questions and answers. Feel free to comment on any Oracle Interview Questions or answer by the comment feature available on the page. To buy an eBook containing 30,000 Interview Questions, with Answers, Click Here. View All Oracle Interview Questions & Answers - Exam Mode / Learning Mode
Oracle Interview Questions & Answers
Oracle Corporation (Oracle) is an enterprise software company. The Company develops, manufactures, markets, distributes and services database and middleware software, as well as applications software that help organizations to manage their businesses.

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	Question	Rating	View Answer
	Which data dictionary view can be queried to see the OPTIMAL value for a rollback segment? A. DBA_ROLLBACK_SEGS B. V$ROLLSTAT C. DBA_SEGMENTS D. V$ROLLNAME		View Answer
	Which two values from the V$SESSION view are used to terminate a user session?		View Answer
	Which parameter in the export file is used to specify a structure –only export (no rows)? a. ROWS b. TABLE c. NODATA d. DIRECT		View Answer
	Which data dictionary view can be queried to see whether a user has the EXECUTE privilege on a procedure? a. DBA_SYS_PRIVS b. DBA_TAB_PRIVS c. DBA_PROC_PRIVS d. SESSION_PRIVS		View Answer
	How to access the current value and next value from a sequence ? Is it possible to access the current value in a session before accessing next value ?		View Answer
	Choose the statement that is not true. Direct-path load a. Disables insert triggers on the table and enables them after the load completes. b. Disables referential integrity constraints and enables them after the load completes. c. Disables unique constraints and enables them after the load completes. d. Does not disable any constraints or triggers.		View Answer
	13. The database block size is 4KB. You created a tablespace using the following command. CREATE TABLESPACE USER_DATA DATAFILE ‘C:/DATA01.DBF’; If you create an object in the database without specifying any storage parameters, what will be the size of the third extent that belongs to the object?		View Answer
	Which data dictionary view shows that the database is in ARCHIVELOG mode?		View Answer
	What is new_form built-in?		View Answer
	How to combine two function together?		View Answer
	To use operating system authentication to connect the database as an administrator, what should the value of the parameter REMOTE_LOGIN_PASSWORDFILE be set to?		View Answer
	Which script creates the data dictionary views?		View Answer
	How many ARCn processes can be associated with an instance?		View Answer
	If you run the ALTER SESSION SET NLS_DATE_FORMAT + ‘DDMMYY” statement, which dictionary view would you query to see the value of the parameter? a. V$SESSION_PARAMETERS b. NLS_SESSION_PARAMETERS c. NLS_DATABASE_PARAMETERS d. V$SESSION		View Answer
	What is difference between % ROWTYPE and TYPE RECORD ?		View Answer
	6. When a new user is created, and you do not specify a profile, a. Oracle prompts you for a profile name. b. No profile is assigned to the user. c. THE DEFAULT profile is assigned.		View Answer
	Which clauses in the CREATE DATABASE command specify limits for the database?		View Answer
	What is Oracle table?		View Answer
	Explain the relationship among database, tablespace and data file ?		View Answer
	Which statement is true regarding the SYSTEM tablespace? A. Can be me made read only. B. Can be offline. T C. Data files can be renamed. D. Data files cannot be resized		View Answer

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