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Database Systems Practice Test 364

Database Users and Administrators Multiple Choice Questions (MCQ) PDF - 364

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Database Users and Administrators Questions and Answers PDF Download: Quiz 364

MCQ 1816: Altering schema and physical organization to reflect the changing needs of the organization, is carried out by

A) Database Manager
B) Database system
C) Database users
D) Database administrator

MCQ 1817: The special character _ is used to match any

A) Character
B) String
C) Substring
D) Number only

MCQ 1818: Conditional statements are implemented/executed using

A) Functions
B) Relations
C) Attributes
D) Controls

MCQ 1819: A protocol that requires that each transaction must issue lock and unlock requests in two phases, is called

A) Bi-lock locking protocol
B) Two-phase locking protocol
C) Two-level locking protocol
D) Lock-point locking protocol

MCQ 1820: The term that provides a set of operations that take one or more relations as input and return a relation as an output, is said to be

A) Relational Algebra
B) Relational calculus
C) Domain relational algebra
D) Domain algebra

Database Systems Exam Prep Tests

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Database Users and Administrators App (Android & iOS)

Database Users and Administrators App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Digital Logic Design App (Android & iOS)

Digital Logic Design App (Android & iOS)

Semantic Web App (Android & iOS)

Semantic Web App (Android & iOS)