24 December 2021- Evening Shift- UGC NET Paper 1

Total Questions: 50

31. In a classful IPv4 addressing, what are the number of netID bits and number of hostID bits for the network Class A?

Correct Answer: (C) 8, 24

32. URL is a :

Correct Answer: (D) Uniform Resource Locator

33. Which of the following are true?

A. Desktop computer is a general-purpose computer made up of a separate monitor, keyboard, mouse and processor unit
B. Laptop is where monitor, keyboard, pointing device, processor unit are combined in a single device
C. Tablet is a device with a touch screen; which has a virtual keyboard which uses touch screen technology
D. Smart Watch is a device that uses CRT technology so that the screen can bend around the wrist
E. Mainframe computer runs small application where small data need to be processed
Choose the correct answer from the options given below:

Correct Answer: (C) A, B and C only

34. Given below are two statements

Statement I: GPS is used to determine the exact location of a vehicle or other forms of transport.
Statement II: GPS systems are not safer since the drivers have to consult maps.
In light of the above statements, choose the correct answer from the options given below:

Correct Answer: (C) Statement I is true but Statement II is false

35. Match List I with List II

List I
A. Cache memory
B. Main memory
C. Hard Disk
D. CD ROM
List II
I. Integrated circuit (DRAM)
II. Laser Disk
III. High speed Integrated circuit
IV. Magnetic surfaces
Choose the correct answer from the options given below:

Correct Answer: (A) A-III, B-I, C-IV, D-II

36. Which of the following source(s) is/are 'nonpoint source(s)' of groundwater contamination?

A. Wastewater ponds
B. Refuse piles
C. Landfills
D. Agricultural land
E. Buried storage tanks
Choose the correct answer from the options given below:

Correct Answer: (C) D only

37. Which of the following are non-structural measures in the context of Disaster Mitigation?

A. Hazard mapping
B. Raising of homes in flood-prone areas
C. Insurance program
D. Relocating equipment outside flood plains
Choose the correct answer from the options given below:

Correct Answer: (C) A, C and D only

38. In a typical fine continental aerosol, according to its composition, which of the following constituents is most abundant?

Correct Answer: (A) Sulphate

39. The main environmental concern associated with geothermal energy is the release of

Correct Answer: (D) Hydrogen sulphide

40. Identify the correct sequence of countries in increasing order of their present annual carbon dioxide emissions.

A. India
B. China
C. USA
D. Russia
E. Japan
Choose the correct answer from the options given below:

Correct Answer: (A) E<D< A< C<В