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Database Systems Practice Test 223

RAID Quiz PDF: Questions and Answers - 223

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RAID Questions and Answers PDF Download: Quiz 223

MCQ 1111: The RAID level that refers to block level striping with disk mirroring is called

A) RAID level 0
B) RAID level 1
C) RAID level 4
D) RAID level 5

MCQ 1112: By finding a linear order consistent with the partial order in the precedence graph, we can obtain the

A) Topological order
B) Serializability order
C) Precedence order
D) Conflict serializability order

MCQ 1113: The set is a collection of values produced by a

A) Where clause
B) Group by clause
C) Having clause
D) Select clause

MCQ 1114: The most commonly used types of real-world constraints can be represented formally as

A) Superkeys
B) Candidate keys
C) Primary keys
D) All of the Above

MCQ 1115: In multiple places within a query, the with clause permits a

A) View definition
B) View declaration
C) Scalar subquery
D) Duplicate relation

Database Systems Exam Prep Tests

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RAID App (Android & iOS)

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Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

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Computer Basics App (Android & iOS)

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Semantic Web App (Android & iOS)