Free MCQsLearn App Download - Relational Algebra Trivia Questions and Answers PDF Download eBook p. 170
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"Instead of rename operation it is possible for attributes to use a", relational algebra Multiple Choice Questions (MCQ) with choices nonpositional notation, positional notation, fixed notation, and logical notation for online computer science certification. Learn formal relational query languages questions and answers with free online certification courses for BSc computer science.
Relational Algebra Questions and Answers PDF Download eBook
MCQ: Instead of rename operation it is possible for attributes to use a
- Positional notation
- Nonpositional notation
- Fixed notation
- Logical notation
A
MCQ: Repeating information wastes
- Integrity
- Associations
- Spaces
- Indexes
C
MCQ: Every weak entity must be associated with a/an
- Identifying entity
- Relatable entity set
- Strong entity set
- Relational entity set
A
MCQ: Composition of relational-algebra operations to relational-algebra expressions is similar to composition of
- Arithmetic operations
- Geometric operations
- Logarithmic operations
- Boolean operations
A
MCQ: In the encryption process, the key that is used to encrypt data is known as
- Encryption key
- Private key
- Public key
- Asymmetric key
A