UGC NET COMPUTER SCIENCE SOLVED PAPERS 2014-16 - UGC NET Computer Science Paper 3 December 2015

71. Which of the following is/are the components of a CRT?
(a)Electron Gun
(b)Control Electrode
(c)Focusing Electrode
(d)Phosphor Coated Screen
Codes:

  • Option : C
  • Explanation :
    Components of a CRT are: (a)Electron Gun (b)Control Electrode (c)Focusing Electrode (d)Phosphor Coated Screen So, option (C) is correct.
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72. Which one of the following statements is incorrect?

  • Option : B
  • Explanation :
  • Pareto analysis is a statistical method used for analyzing causes, and is one of the primary tools for quality management.Correct
  • Reliability of a software specifies the probability of failure-free operation of that software for a given time duration.Incorrect
  • The reliability of a system can also be specified as the Mean Time To Failure (MTTF). Correct
  • In white-box testing, the test cases are decided from the specifications or the requirementsCorrect
  • So, option (B) is correct.
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74. Which one of the following statements, related to the requirements phase in Software Engineering, is incorrect?

  • Option : C
  • Explanation :
  • Requirement validation” is one of the activities in the requirements phase. Correct
  • “Prototyping” is one of the methods for requirement analysis.Correct
  • “Modelling-oriented approach” is one of the methods for specifying the functional specificationsIncorrect
  • “Function points” is one of the most commonly used size metric for requirements. Correct
  • So, option (C) is correct.
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75. __________ tag is an extension to HTML that can enclose any number of Javascript statements.

  • Option : A
  • Explanation :
  • < SCRIPT > tag is an extension to HTML that can enclose any number of Javascript statements.
  • < BODY > contains all the content of HTML document
  • <HEAD>contains meta data
  • < TITLE > defines the title of document.
  • So, option (A) is correct.
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