UGC-NET June 2020 Solved Questions with Explanations (51-60)

UGC-NET June 2020 Solved Questions with Explanations (51-60)

51.   Name the scientists who developed the Google Search Engine?

      a)    Larry Page              

      b)    David Filo  

      c)    Jerry Yang

      d)    Sergey Brin

             

         A.   (a) and (d) only

         B.   (b) and (c) only    

         C.   (c) and (d) only

         D.   (a) and (b) only

 

Answer: A

Notes: Google search engine was originally developed as a research project in 1997 by Larry Page, Sergey Brin, and Scott Hassan of Stanford University.

52. Which one of the following is the special feature in the evaluation criteria of maps and atlases?

A.   Synthetic search

B.   Grid system

C.   Citations

D.   Credibility of the publisher

 

Answer: B (Grid system)

 

Notes: Some of the general criteria that are used for the evaluation of maps and atlases are: authority, scope, arrangement, currency, special features etc. However, there are some special criteria that are used in the evaluation of maps and atlases such as: Scale and size, projection, location key/grid system, topography and use of colours, and bindings.

53.   Arrange in sequence, the following communication models in order of their emergence:

      a)    The Dance Model of Harold Dwight Lasswell     

      b)    Circular Model of Lee Thayer                   

      c)    SMCR Model of David Kenneth Berlo

      d)    Interactive Model of Wilbur Schramm

             

         A.   d, a, b, c

         B.   b, c, a, d

         C.   c, b, d, a

         D.   a, d, c, b

 

Answer: D

Notes: Lasswell Communication Model- 1948; Interactive Model of Wilbur Schramm-1954; SMCR Model of David Berlo – 1960; Circular Model of Lee Thayer – 1968

54.   Which two of the following are benefits of the PEST analysis?

      a)    Analysis of the larger quantity of data at ease is feasible              

      b)    Heightened attention to potential threats and dangers     

      c)    Helps users to understand the relationship among activities

      d)    More effective long-term strategic planning

             

         A.   (a) and (b) only

         B.   (b) and (c) only    

         C.   (c) and (d) only

         D.   (b) and (d) only

 

Answer: D

Notes: PEST analysis provides an understanding of the wider business environment. Encourages the development of strategic thinking. May raise awareness of threats to a project. Can help an organisation to anticipate future difficulties and take action to avoid or minimise their effect.

55. Assertion (A): In the present online environment, there is no need for librarians to evaluate reference sources on the web.

       Reason (R): There are publications which help the librarians to select and evaluate the reference collection for a particular library in print or online. 

 

A.  Both (A) and (R) are correct and (R) is the correct explanation of (A)

B.  Both (A) and (R) are correct and (R) is NOT the correct explanation of (A)

C.  (A) is correct but (R) is not correct

D.  (A) is not correct but (R) is correct

 

 

Answer: D

 

 

56.   Identify unguided media of telecommunication from the following:

      a)    Optical fibre cable              

      b)    Infrared      

      c)    Microwave

      d)    Co-Axial cable

             

         A.   (a) and (b) only

         B.   (b) and (c) only    

         C.   (c) and (d) only

         D.   (b) and (d) only

 

Answer: B

Notes: An unguided transmission transmits the electromagnetic waves without using any physical medium. Therefore it is also known as wireless transmission. Unguided transmission is broadly classified into three categories: (i) Radio waves (ii) Microwaves, and (iii) Infrared.

57. Assertion (A): On decompression of a compressed zip file, the data loss is minimal.

       Reason (R): Zip data compression technique is based on lossy compression. 

 

A.  Both (A) and (R) are true and (R) is the correct explanation of (A)

B.  Both (A) and (R) are true and (R) is NOT the correct explanation of (A)

C.  (A) is true but (R) is false

D.  (A) is false but (R) is true

 

 

Answer: C

 

58.   Which of the following are the component pillars of ‘Knowledge society’ as reflected in UNESCO’s ‘Building Knowledge Societies’?

      a)    Freedom of expression       

      b)    Internet Governance          

      c)    Quality Education for All

      d)    Information Security

             

         A.   (a) and (b) only

         B.   (b) and (c) only    

         C.   (c) and (d) only

         D.   (a) and (c) only

 

Answer: D

Notes: UNESCO works to create inclusive knowledge societies and empower local communities by increasing access to and preservation and sharing of information and knowledge in all of UNESCO’s domains. Knowledge societies must build on four pillars: (i) Freedom of expression; (ii) Universal access to information and knowledge; (iii) Respect for cultural and linguistic diversity; and (iv) quality education for all.

59. ISBD now contains how many areas of description?

A.   Seven

B.   Eight

C.   Nine

D.   Ten

 

Answer: C (Nine)

Notes: The new ISBD Consolidated Edition published in 2011 defines nine (9) areas of description: (0) Content form and media type area (i) Title and Statement of Responsibility area  (ii) Edition area (iii) Material (or type of resource) specific area (iv) Publication, distribution etc. area (v) Physical description area (vi) Series area (vii) Notes area (viii) Standard Number and terms of availability area.

60. ‘Podcast’ means __.

A.   Blog post containing audio files

B.   Blog post containing video files

C.   Blog post containing audio and video files

D.   Blog post containing image files

 

Answer: A (Blog post containing audio files)

Notes: A podcast is an episodic series of digital audio files that a user can download to a personal device for easy listening. In other words, A podcast is a digital recording of music, news or other media that is accessible and can be downloaded from the internet to a portable media player.