Database Systems Practice Test 290
Database Users and Administrators MCQ (Multiple Choice Questions) PDF - 290
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Database Users and Administrators Questions and Answers PDF Download: Quiz 290
MCQ 1446: The database system users can be of type
- 2 types
- 3 types
- 4 types
- 5 types
MCQ 1447: Various concurrency-control schemes are used to ensure
- Serializability
- Deadlock prevention
- Timeouts
- Locking states
MCQ 1448: In the query-evaluation plan, the wall-clock time required to execute the plan is called the
- Response time
- Latency time
- Queuing time
- Buffer time
MCQ 1449: A simple sequence or list of values in a table, is known as
- Sequence
- Entry
- Tuple
- Instance
MCQ 1450: The default join type, when the join clause is used, is the
- Inner join
- Outer join
- Left outer join
- Right outer join
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Database Users and Administrators Practice Tests
- Process of replacement of a nested query by a query with a join is called
- Under embedded SQL, the SQL statements are identified at compile time using
- SQL provides mechanisms to rename
- Where clause of the update statement may contain any construct legal in the where clause of
- Process of moving from an abstract data model to the implementation of the database proceeds in
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