RRB NTPC 2021-28-01-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-28-01-2021-2 RRB Questions

41.
Select the option in which the words share the same relationship as that shared by the given pair of words.
Memory = RAM
A.
Keyboard = Alphabets
B.
Hard Disk = USB
C.
CPU = Monitor
D.
Printer = LaserJet
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ANSWER :
D. Printer = LaserJet
42.
If Apple = Brspj, and Mango = Ncqkt, then Grapes will be equal to:
A.
Hscsjy
B.
Hytchk
C.
Htdtjy
D.
Gsbqdu
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ANSWER :
C. Htdtjy
43.
Which of the following statements is NOT correct about the Pacific ring of Fire?
A.
75% of Earth's volcanoes are located along the Ring of Fire.
B.
The Pacific Rim covers the eastern shores of North America and South America.
C.
It is a belt of active volcanoes.
D.
Its length is approximately 40,000 km.
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ANSWER :
B. The Pacific Rim covers the eastern shores of North America and South America.
44.
Chlorophyll contains which of the following elements?
A.
Magnesium
B.
Calcium
C.
Aluminium
D.
Iron
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ANSWER :
A. Magnesium
45.

If x⁴ + \( \frac{1}{x^4} \) = 322 and x > 1, then what is the value of x³ -\( \frac{1}{x^3} \)?

A.

72

B.

78

C.

76

D.

74

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ANSWER :

C. 76

46.
Identify the number from the given options that does NOT belong to the following series. 3, 7, 17, 31, 59
A.
59
B.
7
C.
17
D.
31
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ANSWER :
A. 59
47.
If the total surface area of a cube is 864 m², then its volume is:
A.
1728 m³
B.
1727 m³
C.
1726 m³
D.
1729 m³
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ANSWER :
A. 1728 m³
48.
Five friends A, B, C, D and E work as a doctor, lawyer, Businessman, Engineer and Cook and live in Delhi, Mumbai, Goa, Panji and Punjab (not necessarily in the same order). The profession of no two friends is same and no two friends live at the same place. A works as a Cook but does not live in Goa and Panji. B and D live in Delhi and Mumbai respectively. C works as a lawyer. Doctor lives in Goa. Which of the following combination is definitely TRUE?
A.
B – Delhi – Businessman
B.
D – Mumbai - Engineer
C.
A – Panji – Cook
D.
C – Panji – lawyer
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ANSWER :
D. C – Panji – lawyer
49.
Find the sum of the face values of 8 and 5 in the number 817354.
A.
17
B.
800050
C.
13
D.
40
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ANSWER :
C. 13
50.
Read the given statements and conclusions carefully and decide which of the conclusions logically follow(s) from the statements.
Statements:
1. All mouses are keyboards.
2. Some keyboards are keyless.
Conclusions:
1. Some keyless are mouses.
2. All keyless are keyboards.
A.
Both conclusions 1 and 2 follow
B.
Only conclusion 2 follows
C.
Neither conclusion 1 or 2 follows
D.
Only conclusion 1 follows
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ANSWER :
C. Neither conclusion 1 or 2 follows