RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 3176
GK

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which is the letter-cluster pair that DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

A
EF - CD
B
CD - AB
C
NP - RL
D
IJ - GH
Question 3177
GK

A retailer allows a 22% discount on the marked price. What should be the marked price (in ₹) of an item whose cost price is ₹546, in order to make a profit of 60%?

A
1,122
B
1,120
C
1,118
D
1,123
Question 3178
GK

Kumudini Rajnikant Lakhia was honoured with the Padma Vibhushan in 2021 for her contribution in which field?

A
Arts
B
Medicine
C
Public Affairs
D
Sports
Question 3179
GK

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? #: HNV :: GVO: %

A
# = FNW, % = QHT
B
# = DNU, % = JHS
C
# = DMU, % = SWT
D
# = FMU, % = IWP
Question 3180
GK

A person saves 30% of his income. If his expenditure is ₹840, then his income (in ₹) is:

A
1,240
B
588
C
252
D
1,200
Question 3181
GK

In a certain code language, 'SING' is coded as '9137' and 'TURN' is coded as '8496'. What is the code for 'N' in the given code language?

A
9
B
7
C
3
D
6
Question 3182
GK

If 1 is added to each even digit and 2 is subtracted from each odd digit in the number 37246895, how many digits will appear more than once in the new number thus formed?

A
Four
B
Three
C
One
D
Two
Question 3183
GK

In the context of Local Area Networks (LANs), what is the primary purpose of a MAC (Media Access Control) address?

A
To specify the network protocol being used for communication
B
To uniquely identify a network interface controller (NIC) at the data link layer
C
To define the physical layout and cabling of the network
D
To provide a logical address for network routing
Question 3184
GK

Which of the following are the key factors that are favourable for India for making it a key destination for foreign investments? 1. India's robust economic fundamentals 2. Ongoing structural reforms 3. Decreasing consumer market position

A
2 and 3 only
B
1 and 2 only
C
All 1, 2, and 3
D
1 and 3 only
Question 3185
GK

This question is based on the five, three-digit numbers given below. (Left) 815 497 460 637 147 (Right) (Example- 697 - First digit = 6, second digit = 9 and third digit = 7) (NOTE: All operations to be done from left to right.) What will be the resultant if the second digit of the highest number is subtracted from the third digit of the lowest number?

A
7
B
9
C
6
D
5
Question 3186
GK

If the discriminant of quadratic equation is negative, then the roots are:

A
real and distinct
B
complex conjugates
C
real and equal
D
real and negative
Question 3187
GK

Ansh, Kautuk, Swati, Vansh, Navya, Deepak and Rani are sitting around a circular table, facing the centre. Kautuk sits second to the right of Swati. Vansh sits to the immediate left of Ansh. Ansh sits second to the left of Swati. Navya sits third to the right of Rani. Who sits third to the left of Deepak?

A
Rani
B
Navya
C
Ansh
D
Vansh
Question 3188
GK

A, B, C, D, E and F live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on, till the topmost floor is numbered 6. E lives on an even numbered floor but not 4. The sum of floors on which E and F live is 9. Only 3 people live between C and A. The sum of floors on which B and A live is 3. How many people live above B?

A
1
B
3
C
4
D
2
Question 3189
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order? RUW PSU NQS LOQ ?

A
JMO
B
JMP
C
JNP
D
JNO
Question 3190
GK

Two taps can fill a cistern in 3 hours and 57 hours, respectively. A third tap can empty it in 3 hours. How long (in hours) will it take to fill one-third of the empty cistern, if all of them are opened together?

A
19
B
58
C
57
D
20
Question 3191
GK

Sharda Sinha received the Padma Vibhushan posthumously in 2021 in which of the following fields?

A
Sports
B
Medicine
C
Art
D
Spiritualism
Question 3192
GK

Which of the following abbreviations represents a volatile memory technology commonly used for the primary working memory in personal computers?

A
DRAM
B
SRAM
C
NVMe
D
CMOS
Question 3193
GK

Which of the following government schemes focuses on the development of urban infrastructure in India?

A
AMRUT
B
PMGSY
C
MGNREGA
D
RURBAN Mission
Question 3194
GK

Among the islet cells of the pancreas, which cell type secretes the hormone that primarily raises blood glucose levels?

A
Beta cells
B
Alpha cells
C
Delta cells
D
PP cells
Question 3195
GK

A person saves 30% of his income. If his expenditure is ₹560, then his income (in ₹) is:

A
840
B
800
C
168
D
392
Question 3196
GK

Each of P, Q, R, S, T, U and V has an exam on a different day of a week starting from Monday and ending on Sunday of the same week. V has an exam on Friday. Exactly 3 people have exams between Q and S, neither of whom has on exam on Sunday. P has an exam immediately after U. T has an exam immediately before S. How many people have exams before U?

A
2
B
3
C
4
D
1
Question 3197
GK

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the statements.  Statements:  Some hens are pigeons.  All pigeons are crows.  All crows are mynahs.  Conclusions:  (I) Some hens are mynahs.  (II) Some mynahs are pigeons.

A
Neither conclusion (I) nor conclusion (II) follows
B
Only conclusion (I) follows
C
Only conclusion (II) follows
D
Both conclusions (I) and (II) follow
Question 3198
GK

4 times the present age of P exceeds the present age of Q by 35 years. After 8 years, 2 times the age of Q will be 40 years less than 6 times the age of P. The present age of Q (in years) is:

A
84
B
97
C
89
D
80
Question 3199
GK

Which ruler of the Delhi Sultanate was associated with the expedition to Bhilsa (Vidisha) in AD 1292?

A
Ulugh Khan
B
Iltutmish
C
Ghazi Malik
D
Alauddin Khilji
Question 3200
GK

Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. HLF : JOH  UYR : WBT

A
SFJ : UIL
B
SEK : VRT
C
MPQ : RMT
D
MFL : XRL