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Database Systems Certification Exam Tests

Database Systems Practice Test 236

Embedded SQL Multiple Choice Questions (MCQ) PDF - 236

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Embedded SQL Questions and Answers PDF Download: Quiz 236

MCQ 1176: The variable in any expression of the query is called a

A) Instant
B) Cursor
C) Attribute
D) Tuple

MCQ 1177: In entity relationship model, an entity is a

A) Object
B) Data
C) Model
D) Schema

MCQ 1178: Researchers have developed several data models to deal with the application domains, including

A) Object-based Data model
B) Semi-structured data model
C) Rational data model
D) Both A and B

MCQ 1179: The use of keywords begin atomic ...end was introduced in

A) SQL:1998
B) SQL:1999
C) SQL:2000
D) SQL:2001

MCQ 1180: Select project, and rename operations are called unary operations, because they operate on

A) One tuple only
B) One relation only
C) One attribute only
D) One instance only

Database Systems Exam Prep Tests

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Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

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Computer Networks App (Android & iOS)

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Computer Basics App (Android & iOS)