RRB NTPC 2021-07-03-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-07-03-2021-1 RRB Questions

31.

All trigonometric functions are periodic. What is the period of cos x?

A.

π

B.

\(\frac{\pi}{2}\)

C.

2π

D.

\(\frac{\pi}{3}\)

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ANSWER :

C. 2π

32.
Giri can complete a piece of work in 6 days. With the help of her friend, she can complete it in 4 days. In how many days can her friend complete the work alone?
A.
12
B.
14
C.
10
D.
16
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ANSWER :
A. 12
33.
The full form of IBM in IBM Corporation is:
A.
Indian Business Machines
B.
International Business Machines
C.
Indian Broadcasting Machines
D.
International Broadcasting Machines
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ANSWER :
B. International Business Machines
34.
Tanjore paintings originated in the time of which dynasty?
A.
Chandelas
B.
Mughals
C.
Cholas
D.
Kaushalas
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ANSWER :
C. Cholas
35.
In the context of web pages, what does SEO stand for?
A.
Search Engine Optimisation
B.
Search Editing Optimisation
C.
Slack Editing Optimisation
D.
Slack Engine Optimisation
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ANSWER :
A. Search Engine Optimisation
36.
A programme or piece of code that is loaded onto a person's computer without his/her knowledge and runs against his/her wishes is a type of malware called:
A.
Virus
B.
Trojan Horse
C.
Spyware
D.
Zeus
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ANSWER :
A. Virus
37.
Kishore plans to tile his kitchen floor with square tiles. Each side of the tile is 10 cm. The kitchen is 2.4 m long and 1.6 m wide. How many tiles will Kishore need?
A.
383
B.
385
C.
384
D.
382
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ANSWER :
C. 384
38.
Name the strait which separates Tamil Nadu of India and Mannar of Sri Lanka.
A.
Bass strait
B.
Sunda strait
C.
Hudson strait
D.
Palk strait
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ANSWER :
D. Palk strait
39.
Which year's budget was called a Black Budget in India?
A.
1973-74
B.
2004-05
C.
1970-71
D.
2013-14
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ANSWER :
A. 1973-74
40.
_____ dam on the river Congo has the capacity to produce up to 40,000 MW of electric power.
A.
Akosombo
B.
Inga
C.
Bloemhof
D.
Kouga
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ANSWER :
B. Inga