NTA-NET (Based on NTA-UGC) Computer Science (Paper-II): Questions 554 - 558 of 2104

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Question number: 554

» Computer Arithmetic » Propositional Boolean Logic

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Appeared in Year: 2013

MCQ▾

Question

Which of the following shall be a compound proposition involving the propositions p, q and r, that is true when exactly two of the p, q and r are true and is false otherwise? (June Paper II)

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 555

» Networks, Virtualization, & Cloud Computing » Internetworking » Fragmentation

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Appeared in Year: 2013

MCQ▾

Question

In IPv4 header, the ________ field is needed to allow the destination host to determine which datagram a newly arrived fragments belongs to. (June Paper II)

Choices

Choice (4)Response

a.

fragment offset

b.

identification

c.

time to live

d.

header checksum

Question number: 556

» Computer Arithmetic » Propositional Boolean Logic

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Appeared in Year: 2013

MCQ▾

Question

The truth value of the statements:

(where the notation ∃! xP (x) denotes the proposition “there exists a unique x such that P (x) is true”) are: (June Paper II)

Choices

Choice (4)Response

a.

True and False

b.

False and True

c.

False and False

d.

True and True

Question number: 557

» Operating Systems with Unix » Unix Filters and Commands » Pr, Head, Tail, Cut, Paste, Sort, Uniq, Tr, Join

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Appeared in Year: 2013

MCQ▾

Question

The mv command changes (June Paper II)

Choices

Choice (4)Response

a.

The inode

b.

The inode-number

c.

The directory entry

d.

The directory entry and the inode

Question number: 558

» Relational Database Design and SQL » Object Oriented Database Management Systems » Concepts, Composite Objects

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Appeared in Year: 2013

MCQ▾

Question

A Network Schema (June Paper II)

Choices

Choice (4)Response

a.

restricts to one to many relationship

b.

permits many to many relationship

c.

stores Data in a Database

d.

stores Data in a Relation

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