NTA-NET (Based on NTA-UGC) Computer Science (Paper-II): Questions 658 - 660 of 2012

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Question number: 658

» Operating Systems with Unix » Unix Filters and Commands » Permissions,Rm,Mkdir,Cp,Mv

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Appeared in Year: 2013

MCQ▾

Question

Which of the following statements is not true for UNIX Operating System? (September Paper-III)

Choices

Choice (4) Response

a.

Major strength of UNIX Operating System is its open standards which enabled large number of organizations ranging from academicia to industries to participate in its development.

b.

UNIX kernel uses modules with well specified interfaces and provides advantages like simplified testing and maintenance of kernel. It has better extensibility as the kernel is not monolithic.

c.

UNIX is kernel based operating system with two main components viz. process management subsystem and file management subsystem.

d.

All devices are represented as files which simplify the management of I/O devices and files. The directories structure used is directed acyclic graph.

Question number: 659

» Data and File Structures » Definition of Data Structure

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Appeared in Year: 2013

MCQ▾

Question

The efficient data structure to insert/delete a number in a stored set of numbers is (September Paper II)

Choices

Choice (4) Response

a.

Queue

b.

Linked list

c.

Doubly linked list

d.

Binary tree

Question number: 660

» Networks, Virtualization, & Cloud Computing » Reference Models » OSI Model

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Appeared in Year: 2013

Match List-Ⅰ List-Ⅱ▾

Question

Match the following: (June Paper III)

List-Ⅰ (Layers) List-Ⅱ (Functions)

(A)

Network layer

(i)

Node to node delivery

(B)

Transport layer

(ii)

Flow control

(C)

Data link layer

(iii)

Routing

(D)

Application layer

(iv)

Mail services

Choices

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

a.

  • (ii)
  • (i)
  • (iv)
  • (iii)

b.

  • (iv)
  • (i)
  • (ii)
  • (iii)

c.

  • (iii)
  • (ii)
  • (i)
  • (iv)

d.

  • (iv)
  • (ii)
  • (iii)
  • (i)

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