RRB NTPC 2021-12-02-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-12-02-2021-1 RRB Questions

31.
Which of the following is a hardware input device in a computer?
A.
VDU
B.
Speech synthesiser
C.
Scanners
D.
Plotters
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ANSWER :
C. Scanners
32.
Find the greatest number that divides 130, 305 and 245 leaving remainders 2, 1 and 1 respectively?
A.
4
B.
7
C.
5
D.
6
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ANSWER :
A. 4
33.
The paint in a container is sufficient to paint an area equal to 9.375 m². How many bricks, each measuring 22.5 cm x 10 cm x 7.5 cm can be painted with the paint in the container?
A.
170
B.
120
C.
100
D.
150
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ANSWER :
C. 100
34.
What is the maximum time gap between two successive sessions of the Parliament?
A.
1 year
B.
6 months
C.
8 months
D.
3 months
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ANSWER :
B. 6 months
35.
A severe cyclone that hit Odisha in May 2019 was given the name 'Fani' (pronounced as Foni). What does this name mean?
A.
Sapphire
B.
Elephant
C.
Snake
D.
Lotus
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ANSWER :
C. Snake
36.
The altitudes of two similar triangles are 4 cm and 6 cm. If the area of the larger triangle is 36 cm², what will be the area of the other one?
A.
16 cm²
B.
36 cm²
C.
49 cm²
D.
25 cm²
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ANSWER :
A. 16 cm²
37.
In January 2019, which organisation developed a mobile facility to help provide immediate relief in case of any attack involving radioactive material?
A.
BARC
B.
UCIL
C.
DRDO
D.
TIFR
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ANSWER :
C. DRDO
38.
Which among the following is NOT an example of an Operating System?
A.
MS Office
B.
LINUX
C.
UNIX
D.
WINDOWS
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ANSWER :
A. MS Office
39.
There is a rectangular field of dimensions 100 m and 80 m respectively. If a path of uniform width 10 m runs around and inside it, then the area of path will be:
A.
3400 m²
B.
3800 m²
C.
3200 m²
D.
3500 m²
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ANSWER :
C. 3200 m²
40.
Which famous landmark is present between Lake Ontario and Lake Erie?
A.
Niagara Falls
B.
Rhine Falls
C.
Iguazu Falls
D.
Angel Falls
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ANSWER :
A. Niagara Falls