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Database Systems Practice Test 436

Integrity Constraints Multiple Choice Questions (MCQ) PDF - 436

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Integrity Constraints Questions and Answers PDF Download: Quiz 436

MCQ 2176: SQL prohibits null values in the relation schema's constraint of

A) Primary key
B) Foreign key
C) Unique key
D) Candidate key

MCQ 2177: A model that can be viewed as a variant of the entity-relationship model is called

A) Entity Medium Model
B) Entity View Model
C) Entity Data Model
D) Entity Logic Model

MCQ 2178: A special character prefaces DML calls, and a preprocessor, known as the

A) DML compiler
B) DML precompile
C) DML executor
D) DML pre-executor

MCQ 2179: A transaction is said to have terminated if it has

A) Committed
B) Aborted
C) Partially committed
D) Both A and B

MCQ 2180: To overcome the problems with conventional file processing system, we need

A) Data-evaluation system
B) Data-insertion system
C) Data processing system
D) Data storage system

Database Systems Exam Prep Tests

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Database Management System App (Android & iOS)

ALL-in-ONE Learning App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

DBMS App (Android & iOS)

DBMS App (Android & iOS)

Digital Logic Design App (Android & iOS)

Digital Logic Design App (Android & iOS)