Database Systems Practice Test 102

Magnetic Disk and Flash Storage MCQ (Multiple Choice Questions) PDF - 102

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Magnetic Disk and Flash Storage Questions and Answers PDF Download: Quiz 102

MCQ 506: To speed up disk writes drastically, we can use

A) File organization

B) Logging

C) NVRAM

D) Scheduling

MCQ 507: The Cartesian product operation concatenates the

A) Tuples of the two relations

B) Instances of the two relations

C) Attributes of the two relations

D) Renames of the two relations

MCQ 508: Users states the variety of operations that will be performed on the data, at the level

A) Contextual framework

B) Conceptual framework

C) Data requirements

D) Functional requirements

MCQ 509: When an assertion is created, the system tests it for

A) Validity

B) Reliability

C) Durability

D) Stability

MCQ 510: The set of permitted values for each attribute is known as its

A) Domain

B) Value set

C) Action set

D) Both A and B

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