25 December 2021- Morning Shift- UGC NET Paper 1

Total Questions: 50

31. Which one of the following is a disadvantage of using proprietary software rather than open source software?

Correct Answer: (C) Proprietary software is usually more expensive

32. Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: VisiCalc, the first spreadsheet software application, is a commonly cited example of one of the first killer applications.
Reason R: VisiCalc helped in bringing PCs into the business realm.
In light of the above statements, choose the correct answer from the options given below.

Correct Answer: (A) Both A and R are true and R is the correct explanation of A

33. With respect to a music teacher who wishes to use a computer to help him to create training material, match List I with List II:

List I (Training Material)
A. Printed copies of instructions on how to play his music
B. Sound files of him playing his music
C. Video files of him playing his music
D. Images of the instruments he teaches
List II (Most appropriate File Format)
I. MP3
II. DOC
III. JPEG
IV. AVI
Choose the correct answer from the options given below:

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

34. Which of the following statements about internal and external computer memory are true?

A. A portable hard drive is an example of internal memory
B. Magnetic tape is used to store backups of data
C. RAM is an internal memory
D. ROM loses its data when the power is turned off
Choose the correct answer from the options given below:

Correct Answer: (D) B and C only

35. Match List I with List II

List I (Description)
A. Numerical ID for each device on the Internet
B. Unique ID for a Network Interface Card (NIC)
C. Use of the Internet to make phone calls
D. Text used by web browsers to locate a web address on the Internet
List II (Appropriate Technical Term)
I. VOIP
II. URL
III. MАC Address
IV. IP Address
Choose the correct answer from the options given below:

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

36. Identify the correct sequence of BRICS countries in relation to their Sustainable Development Goals Index (from highest to lowest) as per the Sustainable Development Report (2020)

A. China
B. India
C. South Africa
D. Brazil
E. Russian Federation
Choose the correct answer from the options given below:

Correct Answer: (D) A > D>E>C>B

37. Kigali Amendment to the Montreal Protocol envisages reduction in HFCs consumption by late 2040s to the extent of:

Correct Answer: (C) 80-85%

38. According to Red list, the percentage of threatened mammals in the world is about?

Correct Answer: (B) 25%

39. The permissible limit for Arsenic in drinking water, as per Indian Standards [IS:10500] is:

Correct Answer: (A) 0.05mg

40. From the energy security perspective, which of the following energy sources is considered most secure for India?

Correct Answer: (B) Solar