NTA-NET (Based on NTA-UGC) Computer Science (Paper-II): Questions 853 - 855 of 2012

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Question number: 853

» Relational Database Design and SQL » E-R Diagrams and Transformation to Relational Design

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Appeared in Year: 2013

MCQ▾

Question

Find the false statement: (December paper III)

Choices

Choice (4) Response

a.

The relationship construct known as the weak relationship type was defined by Dey, Storey & Barron

b.

A weak relationship occurs when two relationship types are linked by either Event- Precedent sequence or Condition-Precedent sequence.

c.

Conceptual model is not accurate representation of “Universe of interest”.

d.

Ternary, Quaternary and Quintary relationships are shown through a series of application scenario’s and vignette’s.

Question number: 854

» Computer Graphics » Storage Devices, Input Tools, Authoring Tools

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Appeared in Year: 2013

MCQ▾

Question

Which of the following is not true with respect to a trackball and/or space ball?

I. A trackball is a two dimensional positioning device while as a space ball provides six degrees of freedom.

II. Unlike the trackball a space ball does not actually move.

III. A trackball is a three dimensional positioning device while as a space ball provides six degrees of freedom. (December paper III)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 855

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

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Appeared in Year: 2013

MCQ▾

Question

Which layer of OSI reference model is responsible for decomposition of messages and generation of sequence numbers to ensure correct re-composition from end to end of the network? (December paper III)

Choices

Choice (4) Response

a.

Physical

b.

Data-link

c.

Transport

d.

Application

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