NTA-NET (Based on NTA-UGC) Computer Science (Paper-II): Questions 849 - 852 of 2012

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Question number: 849

» Discrete Mathematics » Prepositional Logic

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Appeared in Year: 2013

MCQ▾

Question

The objective of ________ procedure is to discover at least one ________ that causes two literals to (December paper III)

Choices

Choice (4) Response

a.

substitution, unification

b.

unification, validation

c.

unification, substitution

d.

minimax, maximum

Question number: 850

» Software Engineering » Software Design » Object Oriented Design

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Appeared in Year: 2013

Match List-Ⅰ List-Ⅱ▾

Question

Match the following with respect to relationship between objects and classes: (December paper III)

List-Ⅰ (Column I) List-Ⅱ (Column II)

(A)

Class diagram

(i)

Describing the behaviour of a single class of objects.

(B)

State diagram

(ii)

Describes object classes

(C)

Object diagram

(iii)

Useful for both abstract modelling and for designing actual program.

(D)

Instance diagram

(iv)

Useful for documenting test cases

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iii)
  • (i)
  • (iv)
  • (ii)

b.

  • (iii)
  • (iv)
  • (ii)
  • (i)

c.

  • (iii)
  • (ii)
  • (iv)
  • (i)

d.

  • (ii)
  • (i)
  • (iii)
  • (iv)

Question number: 851

» Networks, Virtualization, & Cloud Computing » Data Communication » Communication Satellites-Geosynchronous and Low-Orbit

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Appeared in Year: 2013

MCQ▾

Question

The start and stop bits are used in serial communication for (December paper III)

Choices

Choice (4) Response

a.

slowing down the communication

b.

error detection

c.

synchronization

d.

error correction

Question number: 852

» 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 directory structure used in Unix file system is called (December paper III)

Choices

Choice (4) Response

a.

Graph structured directory

b.

Hierarchical directory

c.

Tree structured directory

d.

Directed acyclic graph

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