UGC NET June 2020 (Paper-I) 5th November Evening Shift

31. CDMA stands for:

(A) Code Division Multiplexed Access
(B) Code Division Multiple Access
(C) Code Division Mobile Access
(D) Code Division Mobile Adapter

Correct Answer: (B) Code Division Multiple Access

32. In display technology, CRT stands for:

(A) Cathode Ray Transmission
(B) Computer Ray Transmission
(C) Cathode Ray Tube
(D) Cathode Ray Transducer

Correct Answer: (C) Cathode Ray Tube

33. Given below are 2 Statements:

Statement I: External hard disk is a primary memory.
Statement II: In general, pen drives have more storage capacity than external hard disks.
In the light of the above statements. choose the correct answer from the options given below:

(A) Both Statement I and Statement II are correct
(B) Both Statement I and Statement II are incorrect
(C) Statement I is correct but Statement II is incorrect
(D) Statement I is incorrect but Statement II is correct

Correct Answer: (B) Both Statement I and Statement II are incorrect

34. Match the following.

List-I	List-II
(a) Web 2.0 Applications	(i) Windows 8, i-OS
(b) Search Engines	(ii) C++, Java
(c) System Software	(iii) Blogs, Twitter
(d) High level languages	(iv) Google, Yahoo

Codes

	(a)	(b)	(c)	(d)
(A)	(iv)	(iii)	(i)	(ii)
(B)	(iii)	(iv)	(i)	(ii)
(C)	(i)	(iii)	(iv)	(ii)
(D)	(iv)	(i)	(iii)	(ii)

Correct Answer: (B)

35. Which of the following statements are true?

(i) An algorithm may produce no output.
(ii) An algorithm expressed in aprogramming language is called a computer program.
(iii) An algorithm is expressed in a graphical form known as flowchart.
(iv) An algorithm can have infinite sequence of instructions.
Choose the correct answer from the options given below:
Codes

(A) (i) and (ii) only
(B) (i), (ii) and (iv) only
(C) (iii) and (iv) only
(D) (ii) and (iii) only

Correct Answer: (D) (ii) and (iii) only

36. Exposure to excessive noise pollution can cause:

(i) Hearing impairment
(ii) Insomnia
(iii) Rise in blood pressure
(iv) Respiratory disease
(v) Reduced work efficiency
Choose the most appropriate answer from the options given below:
Codes

(A) (i), (iii), (v) only
(B) (i), (iii), (iv) only
(C) (ii), (iii) and (v) only
(D) (i), (ii), (iii) and (v) only

Correct Answer: (D) (i), (ii), (iii) and (v) only

37. In Photo Voltaic system (PV-system) arrange the following from smallest to the largest unit.

(i) Module
(ii) Array
(iii) Solar cell
(iv) Array field
Choose the correct answer from the options given below:
Codes

(A) (ii), (iv), (i), (iii)
(B) (ii), (iv), (iii), (i)
(C) (iii), (ii), (iv), (i)
(D) (iii), (i), (ii), (iv)

Correct Answer: (D) (iii), (i), (ii), (iv)

38. Which of the following types of particulate matter pollutants are used in calculation of Air Quality Index (AQI)?

(i) TSP (Total Suspended Particles)
(ii) PM 10 (Particulate matters of size 10 micron or less)
(iii) PM 2.5 (Particulate matter of size 2.5 micron or less)
(iv) PM 1 (Particulate matter of size 1 micron or less)
Choose the correct answer from the options given below:

(A) (ii), (iii) and (iv) only
(B) (i) and (ii) only
(C) (ii) and (iii) only
(D) (i), (ii) and (iii) only

Correct Answer: (C) (ii) and (iii) only

39. Match the following.

List-I (International Agreements)	List-II (Provisions)
(a) Montreal Protocol	(i) Clean affordable energy
(b) Kyoto Protocol	(ii) Controlling consumption and production of Halons
(c) Convention on Biodiversity	(iii) Emission trading
(d) International Solar Alliance	(iv) Clearing House Mechanism

Codes

	(a)	(b)	(c)	(d)
(A)	(iv)	(ii)	(iii)	(i)
(B)	(ii)	(i)	(iii)	(iv)
(C)	(ii)	(i)	(iv)	(iii)
(D)	(ii)	(iii)	(iv)	(i)

Correct Answer: (D)

40. Match the following.

List-I (Toxic and Hazardous substances)	List-II (Major sources)
(a) Vinyl Chloride	(i) Electric Insulations
(b) Polychlorinated biphenyls (PCBs)	(ii) Fuel combustion
(c) Benzo(a)pyrene	(iii) Plastic industrial uses
(d) Polycyclic Aromatic Hydrocarbons	(iv) Waste Incineration

Codes