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Database Systems Practice Test 46

Advanced Aggregation Features MCQ (Multiple Choice Questions) PDF - 46

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Advanced Aggregation Features Questions and Answers PDF Download: Quiz 46

MCQ 226: If Windows overlap, then a tuple have to contribute to

A) One window
B) 2 Windows only
C) More than one window
D) No Windows

MCQ 227: Each operation in a demand-driven pipeline can be implemented as an

A) Iterator
B) Process
C) Thread
D) System

MCQ 228: The structure of the primary key for the relationship set depends on the

A) Entity sets
B) Roles
C) Mapping cardinalities
D) Mapping expression

MCQ 229: SQL prevents any update to the database that violates an

A) Declaration
B) Definition
C) Constraint
D) Attributes

MCQ 230: Data is moved between disk storage and main memory as needed, because of the

A) Efficiency
B) Storage space
C) Processing speed
D) Normalization

Database Systems Exam Prep Tests

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Advanced Aggregation Features App (Android & iOS)

Advanced Aggregation Features App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Operating Systems App (Android & iOS)

Operating Systems App (Android & iOS)

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

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