05 March 2023 – Evening Shift – UGC NET Paper-1

Total Questions: 50

31. In ICT, which one of the following pair of acronyms and its expansion are incompatible?

Correct Answer: (3) .rar - Readable Archive

32. Identify the correct order of the following terms A-D to complete the sentences given below:

The action of sending emails to fraudulently obtain another person's bank details is called ____. The action of illegally installing malicious code which redirects a person to a fraudulent website with the purpose of obtaining that person's bank details is called ____. Unsolicited bulk emails are called ____. The action of sending text messages to fraudulently obtain another person's bank details is called ____.

A. Pharming
B. Smishing
C. Phishing
D. Spam

Choose the correct answer from the options given below:

Correct Answer: (1) C, A, D, B

33. Given below are two statements:

Statement I: (240)₁₀ = (11110000)₂
Statement II: (101011111101010)₂ = (57EA)₁₆

In light of the above statements, choose the most appropriate answer from the options given below:

Correct Answer: (1) Both Statement I and Statement II are correct.

34. Which of the following file types are containers which can hold number of files with different types?

A. Moving Pictures experts group layer 4 (.mp4)
B. .mp3
C. .rar
D. .zip

Choose the correct answer from the options given below:

Correct Answer: (3) A, C and D only

35. Match List I with List II

List-I (Automatic Data Capture Method)List-II (Description)
A. BiometricsI. Reading data directly from hard copy and converting into computer readable form
B. OCRII. Use of fingerprint scans, retina scans, face identification etc. as a way of identifying a person uniquely
C. OMRIII. Use of minute electronic devices (containing microchip and antenna) that can be read from distances up to five meters
D. RFIDIV. System that reads pencil or pen marks on a piece of paper in pre-determined positions
Choose the correct answer from the options given below:
Code:ABCD
(1)IIIIVIII
(2)IIIIIVII
(3)IVIIIIII
(4)IIIIVIII
Correct Answer: (1)

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

Assertion (A): Since pre-industrial times carbon dioxide has contributed maximum to the global warming.
Reason (R): Carbon dioxide has highest Global Warming Potential (GWP).

In light of the above statements, choose the most appropriate answer from the options given below:

Correct Answer: (3) (A) is correct but (R) is not correct.

37. Given below are two statements:

Statement I: Dioxins and other chlorinated hydrocarbons have been shown to accumulate to dangerous levels in fish and fish eating birds.
Statement II: Dioxins are highly toxic; even exposure to its extremely low concentration can cause birth defects, genetic disorder and cancer.

In light of the above statements, choose the most appropriate answer from the options given below:

Correct Answer: (1) Both Statement I and Statement II are correct.

38. Given below are two statements:

Statement I: In a breeder reactor more fissile material is produced than it is consumed.
Statement II: In a breeder reactor, breeding works best with slow neutrons and hence moderators are required.

In light of the above statements, choose the most appropriate answer from the options given below:

Correct Answer: (3) Statement I is correct but Statement II is incorrect.

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

Assertion (A): Acidity in water with pH level above 5 has detrimental effect on aquatic life.
Reason (R): Water with pH value between 5 to less than 7 is of acidic nature.

In light of the above statements, choose the correct answer from the options given below:

Correct Answer: (4) (A) is false but (R) is true.

40. Full form of PAN, a type of air pollutant, is -

Correct Answer: (1) Peroxyacetyl nitrates