19 June 2023 – Morning Shift – UGC NET Paper-1

Total Questions: 50

31. Which of the following statements is correct about Internet of Things (IOT) that can create a smart environment by having an interconnected network of hardware devices, sensors, connectivity and required software?

Correct Answer: (3) The Internet connectivity is not essential for an Iot setup to function.

32. Identify the correct sequence of the following computer storage components A-D in the descending order of their access speed (from fastest to slowest)

A. Cache memory
B. Main memory
C. Magnetic disk
D. CPU Registers

Choose the correct answer from the options given below:

Correct Answer: (4) D, A, B, C

33. In the following MS-EXCEL spreadsheet you are given a list of 100 customers. Column 'A' represents their names, 'B' is for customer category, 'C' for payment category (0 Means discounted price and 1 means full price), 'D' indicates price that customer pay. The example spreadsheet below is not the complete list and simply shown different categories.

ABCD
1Customer NameCustomer CategoryPayment CategoryPrice (Rs.)
2RamanChild00
3DineshAdult15
4JashanAdult02
101AmitChild00

Statement I: The formula = COUNTIFS (C2 : C101. "0") counts all customers who get discounted price.
Statement II: The formula = COUNTIF (C2 : C101, "=0") Counts all customers who get discounted price.

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

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

34. Which of the following memory/storage devices are considered as offline storage ?

A. Hard disk drive (HDD)
B. Blu-ray disk
C. DVD/CD
D. USB memory stick

Choose the correct answer from the options given below:

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

35. Match List I with List II

List-I (computer network)
List-II (Description)
A. LANI. The Internet is an example of this type of network.
B. MANII. This type of network is found in a building but is connected without cables.
C. WANIII. This type of network is found in a building but is connected with cables
D. WLANIV. This type of network is found in a geographic region of the size of a metropolitan area
Choose the correct answer from the options given below:
Code:ABCD
(1)IIIIVIII
(2)IIIIIIIV
(3)IVIIIIII
(4)IVIIIIII
Correct Answer: (1)

36. Former UN General Secretary Kofi Annan once stated that "perhaps the single most successful international environmental agreement to date has been the

Correct Answer: (2) Montreal protocol

37. Full form of PCB, an air pollutant, is

Correct Answer: (1) Poly chlorinated Biphenyl

38. Given below are two statements:

Statement I: Biodiesel can be created from vegetable oils and animal fats.
Statement II: Biodiesel viscosity is significantly lower than that of petroleum diesel.

In the 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. In waste water treatment, biological processes are employed to remove mainly

A. Bacteria
B. Suspended solids
C. Fungi
D. Colloidal
E. Soluble organic compound

Choose the correct answer from the options given below:

Correct Answer: (2) D and E only

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

Assertion A: Hydrofluorocarbons (HFCs), replacements of ozone depleting substances chlorofluorocarbons (CFCs) were also decided to be phased out during copenhagen-1992 conference
Reason R: HFCs have shorter lifetime than CFCs and contain no Chlorine and bromine

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

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