Free MCQsLearn App Download - Additional Basic Operations Quiz Questions and Answers PDF Download eBook p. 394
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"The special character % is used to match", additional basic operations Multiple Choice Questions (MCQ) with choices a number only, an alphabet only, substring, and string to learn DBA certification courses. Learn introduction to sql questions and answers with free online certification courses for software engineering online courses.
Quiz on Additional Basic Operations PDF Download eBook
MCQ: The special character % is used to match
- An alphabet only
- A number only
- Substring
- String
C
MCQ: A relation schema is a set of attributes, but not all sets of attributes are
- Schemas
- Relationship sets
- Domain
- Multi-leveled
A
MCQ: The local date and time without time zone is returned with the method
- timestamp.current
- current.timestamp
- localtimestamp
- system.localtimestamp
C
MCQ: The type of constraint that relates to more than one lower-level entity set within a single generalization, is said to be
- System-defined
- Condition-defined
- Data-defined
- User-defined
D
MCQ: If the argument subquery contains no duplicate tuples, the unique construct returns
- TRUE
- False
- Unknown
- Exists
A