Database Systems MCQs - Chapter 20

Relational Database Design MCQ (Multiple Choice Questions) PDF - 2

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Relational Database Design Questions & Answers PDF Download: MCQ Quiz 2

MCQ 6: A data model called the Entity Data Model is developed by

A) Microsoft

B) SQL

C) Oracle

D) Apple

MCQ 7: The schema for relation r, with 'R' denoting the set of attributes, can be expressed by the notation

A) r

B) R

C) r(R)

D) R (r)

MCQ 8: In the asymmetric-key encryption process, the key used to encrypt the data is known as

A) Public key

B) Private key

C) Modulation key

D) Encryption key

MCQ 9: The process of creation of an E-R design tends to generate

A) 2NF designs

B) 3NF designs

C) 4NF designs

D) 5NF designs

MCQ 10: Multivalued dependencies helps in eliminate of some forms of

A) Redundancy

B) Isolation

C) Atomicity

D) Inconsistency

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