Computer Awareness Online Test - 4

1. The relational model uses some unfamiliar terminology. A tuple is equivalent to a:
Record
Field
File
Data base

2. Which command is used to remove an index from the database in SQL?
DELETE INDEX
DROP INDEX
REMOVE INDEX
ROLL BACK INDEX

3. What is the name given to the database management system which is able to handle full text data, image data, audio and video?
Full media
Graphics media
Multimedia
Hypertext

4. Which password management feature ensures a user cannot reuse a password for a specified time interval?
Account Locking
Password History
Password Verification
Password Expiration and Aging

5. Which privilege is required to create a database?
SYSDBA
DBA
SYSOPER
RESOURCE

6. What is the type of Oracle backup in which all uncommitted changes have been removed from the datafiles?
Full Backup
Consistent Backup
Inconsistent Backup
Differential Backup

7. Which type of file is part of the Oracle database?
Control file
Password file
Parameter files
Archived log files

8. What type of failure occurs when Oracle fails due to an operating system or computer hardware failure?
Application failure
Instance Failure
Media Failure
Rollback failure

9. What Oracle backup and recovery file contains user and system data?
Control file
Data file
OnLine ReDo file
Offline ReDo file

10. When is the SGA created in an Oracle database environment?
When the database is created
When a user process is started
When the database is mounted
When the instance is started

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