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Database Systems Certification Exam Tests

Database Systems Practice Test 363

Embedded SQL Quiz PDF: Questions and Answers - 363

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Embedded SQL Questions and Answers PDF Download: Quiz 363

MCQ 1811: To eliminate the duplication of rows, the query result in SQL uses the statement

A) Distinct
B) NO duplicate
C) Differentiate
D) Unique

MCQ 1812: An entity is represented by a set of

A) Models
B) Values
C) Samples
D) Attributes

MCQ 1813: Punched cards were invented by

A) Richard L.Daft
B) A.Neilsen
C) Herman Hollerith
D) S. Bhaumik

MCQ 1814: SQL statements operate on relations and returns as a result

A) Tuples
B) Attribute
C) Relation
D) Instance

MCQ 1815: In designing a database schema, we must avoid major pitfalls of type

A) 2 types
B) 3 types
C) 4 types
D) 5 types

Database Systems Exam Prep Tests

Embedded SQL Learning App & Free Study Apps

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Embedded SQL App (Android & iOS)

Embedded SQL App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

DataBase Management System (MCS) App (Android & iOS)

DataBase Management System (MCS) App (Android & iOS)

Operating Systems App (Android & iOS)

Operating Systems App (Android & iOS)