Free MCQsLearn App Download - Database Languages Trivia Questions and Answers PDF Download eBook p. 17
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"Domain constraints and referential-integrity constraints are special forms of", database languages Multiple Choice Questions (MCQ) with choices authorization, assertions, integrity, and consistency to study online training courses. Learn introduction to dbms questions and answers with free online certification courses for BSc computer science.
Database Languages Questions and Answers PDF Download eBook
MCQ: Domain constraints and referential-integrity constraints are special forms of
- Assertions
- Authorization
- Integrity
- Consistency
A
MCQ: All the usual SQL statements, operate in the context of schema, including the
- DDL statements
- DML statements
- Both A and B
- Data definition statements
C
MCQ: In the case of power outage or other system crash, when the system restarts, the action known to be occur is of
- Rollback work
- Trace work
- Traceback work
- Commit work
A
MCQ: Domain constraints are the most elementary form of
- Manipulation Constraints
- Consistency Constraints
- Definition Constraints
- Integrity Constraints
D
MCQ: SQL uses the special keyword in a predicate to test for a null value
- Escape
- Unknown
- Known
- Null
D