UPSC EPFO (AO/EO) Exam Paper 05 Sep 2021 (Answer Key)

41. How many times does the digit 3 appear between 1 and 100 such that the number where 3 appears is not divisible by 3 ?
(a) 11
(b) 12
(c) 13
(d) 17

42. Which one of the following is the remainder when 74¹⁰⁰ is divided by 9 ?
(a) 2
(b) 5
(c) 3
(d) 7

43. Which one of the following is the arithmetic mean of √3 – √2 and its reciprocal ?
(a) √3
(b) √2
(c) 1
(b) 2

44. Suppose x and y are two positive numbers such that when x is reduced by 2 and y is increased by 2, the ratio becomes 2:1; and when x is increased by 2 and y is reduced by 2, the ratio becomes 3:1. Which one of the following is equal to x – y ?
(a) 20
(b) 24
(c) 18
(d) 22

45. Let n (>1) be a composite natural number whose square root is not an integer. Consider the following statements :
1. n has a factor which is greater than 1 but less than the square root of n.
2. n has a factor which is greater than the square root of n but less than n.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2

46. What is the equivalent decimal value of binary number 101110?
(a) 46
(b) 56
(c) 64
(d) 65

47. Which one of the following basic operations for converting raw input data into useful information is not performed by all computers?
(a) Inputting
(b) Storing S Switching
(c) phrase
(d) Outputting

48. Which one of the following memories is extremely fast and acts as a high-speed buffer between the CPU and the main memory?
(a) RAM
(b) ROM
(c) Flash Memory
(d) Cache Memory

49. Which one of the following is not a web browser ?
(a) Internet Explorer
(b) Firefox
(c) Fedora
(d) Google Chrome

50. Which one of the following represents 1 GB of information ?
(a) 1024 KB
(b) 1024 MB
(c) 1024 TB
(d) 1024 PB

51. Where did Gandhiji put in his first major public appearance after returning from South Africa in 1915?
(a) Bombay University
(b) Kheda
(c) Champaran
(d) Banaras Hindu University

52. Who among the following is the author of ‘Gandhi as Mahatma’?
(a) Mahadev Desai
(b) Shahid Amin
(c) Louis Fischer
(d) David Arnold

53. Who among the following was the President of the Indian National Congress at the time of independence of India ?
(a) Pattabhi Sitaramayya
(b) Jawaharlal Nehru
(c) Abul Kalam Azad
(d) J.B. Kripalani

54. During 1931, under whose leadership, did a strong Kisan Sabha Movement develop in the Gaya District of Bihar ?
(a) Yadunandan Sharma
(b) Sahajanand
(c) Sheetla Sahai
(d) Tilka Manjhi

55. Who produced the Pirpur Report (1938) ?
(a) Muslim League
(b) Unionist Party
(c) Ahrar Party
(d) Indian National Congress

56. Which one of the following facts pertaining to the National Green Tribunal (NGT) is not correct?
(a) The NGT was set up in the year 2010.
(b) Its purpose is to ensure effective and expeditious disposal of cases relating to environmental protection and conservation of forests and other natural resources.
(c) It is bound by the procedure laid down under the Code of Civil Procedure.
(d) It is guided by the principles of natural justice.

57. Which one of the following is the mandate of the Committee on Estimates ?
(a) It reports on what economies, improvements in organization, efficiency or administrative reform consistent with the policy underlying the estimates, may be effected.
(b) It scrutinizes appropriation and finance accounts of the Government.
(c) It examines reports of the Comptroller and Auditor General and whether public undertakings are run efficiently.
(d) It examines bills on matters of general public interest.

58. According to the Economic Survey 2020 – 21, which one of the following will be India’s real GDP growth in the year 2021 – 22 ?
(a) 9%
(b) 11%
(c) 13%
(d) 15%

59. Which one of the following is the acronym for the word ‘NITI’ in NITI Aayog ?
(a) National Integration and Transformation of India
(b) National Institution for Transforming India
(c) National Institution for Technological India
(d) National Institution for Trust in India

60. Which one of the following is not a correct description of the Namami Gange Programme ?
(a) It is an initiative of the Ministry of Jal Shakti.
(b) It primarily covers villages in the States of Uttar Pradesh, Bihar and Odisha.
(c) It aims to make villages on the banks of the river Ganga open defecation-free.
(d) It aims to transform some villages on the banks of the river Ganga as Ganga Grams.