RRB-NTPC 2016 Questions

24 Mar 2016 • Shift 2

95 Questions AvailableTake as Test
Question 1
Arithmetic

Which of the following pollutants is most closely associated with the formation of acid rain?

A
Ammonia
B
Methane
C
Ozone
D
Sulphur dioxide
Question 2
Arithmetic

Which leader was a close associate of Mahatma Gandhi and carried out a salt protest in the Madras Presidency during the Civil Disobedience Movement?

A
Sarojini Naidu
B
Sardar Vallabhbhai Patel
C
C. Rajagopalachari
D
K. Kamaraj
Question 3
Arithmetic

The National Commission for Scheduled Tribes (NCST) was created by which Constitutional Amendment?

A
97th Amendment
B
65th Amendment
C
89th Amendment
D
102nd Amendment
Question 4
Arithmetic

A typist takes 40 minutes to type 2 pages. How long (in minutes) will he take to type 84 pages?

A
1690
B
1670
C
1680
D
1685
Question 5
Arithmetic

The Digital India programme was launched in which year to enable digital delivery of services to citizens?

A
2015
B
2019
C
2020
D
2017
Question 6
Arithmetic

In a certain code language, 'COOK' is coded as '8245' and 'HOOK' is coded as '5429'. What is the code for 'H' in that language?

A
8
B
9
C
4
D
5
Question 7
Arithmetic

Which of the following nuclear power stations has the highest capacity (Megawatt electric) as of 2023?

A
Narora Atomic Power Plant
B
Tarapur Atomic Power Plant
C
Kudankulam Atomic Power Plant
D
Kakrapar Atomic Power Plant
Question 8
Arithmetic

X, Y, Z, S, T and U live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2, and so on till the topmost floor is numbered 6. U lives on floor number 4. Only two people live between U and Z. Only T lives between U and Y. X lives immediately below U. Who lives on floor number 5?

A
S
B
Y
C
X
D
T
Question 9
Arithmetic

A quadratic polynomial f(x) gives a remainder of 5 when divided by (x - 2), and of -3 when divided by (x - 4). If f(x) is of the form $ax^2 + bx + c$ and the leading coefficient is 1, then which of the following is the correct quadratic equation f(x)=0?

A
$x^2-10x+21=0$
B
$x^2-6x+11=0$
C
$x^2-9x+20=0$
D
$x^2-8x+13=0$
Question 10
Arithmetic

Which of the following statements best describes the role of Self-Help Groups (SHGs) in India?

A
They provide large-scale industrial loans to farmers
B
They function as government-owned cooperative banks
C
They operate as regional offices of the Reserve Bank of India
D
They encourage thrift and extend micro-credit facilities to poor rural women
Question 11
Arithmetic

What property do solids possess due to their closely packed particles?

A
Rigidity
B
Transparency
C
Fluidity
D
Compressibility
Question 12
Arithmetic

Which Indian government initiative has been introduced to support informal workers in urban areas?

A
Jal Shakti Abhiyan
B
PM-KISAN
C
PM-SVANidhi
D
PM Ujjwala Yojana
Question 13
Arithmetic

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 letter-cluster pair 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
RQ-PO
B
ZY-XW
C
YX-WV
D
LK-IK
Question 14
Arithmetic

Each of the digits in the number 7814329 is arranged in ascending order from left to right. The position of how many digits will remain unchanged as compared to that in the original number?

A
Four
B
Three
C
One
D
Two
Question 15
Arithmetic

Seven people B, C, D, O, P, Q and R are sitting around a circular table facing the center of the table. Only four people sit between D and C when counted from the right of D. R sits third to the right of D. B sits third to the left of Q. P is an immediate neighbor of both C and R. How many people sit between O and P when counted from the left of O?

A
One
B
Two
C
Four
D
Three
Question 16
Arithmetic

Which city hosted the signing of the first universal legal framework to combat the escalating threat of cybercrime worldwide, when 72 nations signed the United Nations Convention against Cybercrime?

A
Geneva
B
Vienna
C
New York
D
Hanoi
Question 17
Arithmetic

At UNEA-7, in December 2025, which initiative highlighted by India emphasizes individual and community action for environmental sustainability, contributing to SDG 12 (Responsible Consumption & Production) and SDG 13 (Climate Action)?

A
Make in India
B
Mission LiFE
C
Swachh Bharat Abhiyan
D
Digital India
Question 18
Arithmetic

What contributed to the height of the Citadel in the Harappan civilisation?

A
Mud brick platforms
B
Stone construction
C
Adobe walls
D
Wooden pillars
Question 19
Arithmetic

When was the Pradhan Mantri Janjatiya Unnat Gram Abhiyaan (PMJUGA) started?

A
2023
B
2024
C
2022
D
2025
Question 20
Arithmetic

In an election between two candidates, 80% of the registered voters cast their votes and 3% of the votes polled were found invalid. Winning candidate got 52% of the valid votes and won the election by a margin of 291 votes. How many voters were registered?

A
9373
B
9370
C
9378
D
9375
Question 21
Arithmetic

Evaluate: $16 + 20 \div 4 - 2 \times 4$

A
13
B
16
C
15
D
12
Question 22
Arithmetic

Which event recognized authors such as Rabih Alameddine and Omar El Akkad with top honours in 2025?

A
Pulitzer Prize
B
Commonwealth Writers' Prize
C
Booker Prize
D
National Book Awards
Question 23
Arithmetic

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

A
PLO
B
NJM
C
JFH
D
LHK
Question 24
Arithmetic

The National Small Industries Corporation was established in India in _____.

A
1982
B
1954
C
1955
D
1975
Question 25
Arithmetic

Which of the given ratios is the greatest? 3 : 17, 13 : 67, 10 : 37 and 5 : 9

A
13 : 67
B
5 : 9
C
10 : 37
D
3 : 17
Question 26
Arithmetic

In a certain code language, A + B means 'A is the mother of B' A - B means 'A is the brother of B' A \times B means 'A is the wife of B' A % B means 'A is the father of B' A # B means 'A is the daughter of B' Based on the above, how is G related to D if 'G # P - L # C + D'?

A
Brother's daughter
B
Father's sister
C
Father's mother
D
Son's daughter
Question 27
Arithmetic

Which city hosted the 7th Future Food Forum 2025 focused on food security and sustainability?

A
Riyadh
B
New Delhi
C
Singapore
D
Dubai
Question 28
Arithmetic

What will come in the place of '?' in the following equation, if '+' and '-' are interchanged and $'\times'$ and $'\div'$ are interchanged? $25 \div 2 + 12 \times 4 - 7 = ? + 13$

A
66
B
64
C
65
D
67
Question 29
Arithmetic

The impeachment of President due to violation of the Constitution is preferred by _____________.

A
Only Lok Sabha
B
Only Rajya Sabha
C
Either House of the Parliament
D
Only Speaker of Lok Sabha
Question 30
Logical

Under which section can we find the total processor utilization across all cores on a computer?

A
Task Manager
B
My Computer
C
Settings
D
Recycle Bin
Question 31
Logical

Which of the following articles of the Indian Constitution deal with the Audit of accounts of the Panchayats and Municipalities?

A
Article 243 G and Article 243 ZB
B
Article 243 I and Article 243 Y
C
Article 243 J and Article 243 Z
D
Article 243 M and Article 243 ZA
Question 32
Logical

In which year was the 52nd Amendment Act of the Indian Constitution, which introduced the Anti-Defection Law to prevent elected representatives from switching political parties, passed?

A
1985
B
1975
C
1990
D
1980
Question 33
Logical

Three positive integers, a, b, c, satisfy: gcd(a, b) = 8, gcd(b, c) = 12, gcd(c, a) = 4 and LCM(a, b, c) = 240. Then, the minimum value of a + b + c is:

A
100
B
84
C
96
D
80
Question 34
Logical

What was the theme of the Emerging Science, Technology, and Innovation Conclave (ESTIC) held in November 2025?

A
Emerging Technologies for a Better Tomorrow
B
Imagine, Innovate, Inspire for Viksit Bharat 2047
C
Innovating for Sustainable Development
D
Science and Technology for Inclusive Growth
Question 35
Logical

Solve the given equations for (x, y, z): $x + y + z = 2$ $6x - 4y + 5z = 31$ $5x + 2y + 2z = 13$

A
(3, -2, -1)
B
(-3, -2, 1)
C
(3, -2, 1)
D
(3, 2, 1)
Question 36
Logical

The founder of the Chola empire, Vijayalaya, was the feudatory of which of the following South Indian powers?

A
Chalukyas
B
Vakatakas
C
Pallavas
D
Gangas
Question 37
Logical

There are 12 members in group A, 55 members in group B and 89 members in group C. All the members of these groups went to a restaurant. The average amounts spent on each member of groups A, B and C are ₹160, ₹109 and ₹181, respectively. The overall average amount (in ₹) spent per member is:

A
157
B
153
C
151
D
154
Question 38
Logical

When the kidneys are not able to reabsorb the glucose, then the glucose will be excreted through the urine. This condition is known as:

A
Cystinosis
B
Ascites
C
Glycosuria
D
Lupus nephritis
Question 39
Logical

The selling price of 48 pieces of an item is same as the cost price of its x pieces. If the profit is 25%, then find the value of x.

A
60
B
40
C
50
D
70
Question 40
Logical

Who among the following was NOT sentenced to death in the Kakori Conspiracy Case (1925)?

A
Sachindra Nath Bakshi
B
Roshan Singh
C
Ashfaqulla Khan
D
Rajendra Lahiri
Question 41
Logical

If $(x+y) : (y+z) : (z+x) = 6 : 7 : 8$ and $x + y + z = 14$, then find the value of $z$.

A
8
B
6
C
5
D
7
Question 42
Logical

How many coins, each 5.5 cm in circumference and 2 mm thick, must be melted to form a cuboid of dimensions 14 cm x 11 cm x 8 cm? (Use $\pi = 22/7$)

A
2560
B
2370
C
2480
D
2240
Question 43
Logical

The sum of the cubes of the numbers 55, -30 and -25 is equal to:

A
132570
B
132750
C
123570
D
123750
Question 44
Logical

Dinesh starts from Point A and drives 46 km towards West. He then takes a left turn, drives 25 km, turns left and drives 35 km. He then takes a left turn and drives 67 km. He takes a final right turn, drives 11 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90 degrees turns only unless specified)

A
40 km to the South
B
40 km to the North
C
42 km to the South
D
42 km to the North
Question 45
Logical

Refer to the given letter, number, symbol series and answer the question that follows. Counting to be done from left to right. All numbers are single-digit numbers. (Left) W 5 $ D % 9 R Q 2 8 @ F # 6 P 3 V & L 4 K ^ U (Right) How many such symbols are there, each of which is immediately preceded by a letter and also immediately followed by a number?

A
None
B
Three
C
One
D
Two
Question 46
Logical

Govind gets double the amount in 7 years when invested at compound interest, compounded annually. In how many years will the amount become eight times itself?

A
28
B
14
C
21
D
56
Question 47
Logical

Select the pair which follows the same pattern as that followed by the two set of pairs given below. Both pairs follow the same pattern. RUB : WSG BQL : GOQ

A
LMV : QKA
B
BCG : GYL
C
KDH : NZK
D
MHV : OCX
Question 48
Logical

The Harappan cities were famous for their ________.

A
Irregular street patterns
B
Stone palaces
C
Grid system of town planning
D
Wooden houses
Question 49
Logical

At what rate per annum will a sum of money become four times itself in 25 years under simple interest?

A
10%
B
14%
C
12%
D
24%
Question 50
Logical

Article 23 specifically prohibits which practice?

A
Child employment in hazardous industries
B
Compulsory service in the armed forces
C
Trafficking in human beings
D
Conferring of titles
Question 51
Logical

Which forest type in India is known for its year-round green canopy due to no fixed period of leaf shedding?

A
Montane pine forests
B
Tropical thorn forests
C
Tropical evergreen forests
D
Dry deciduous forests
Question 52
Logical

Which of the given letter-number clusters will replace the question mark (?) in the following series to make it logically complete? HKS 13 NQY18 TWE 23 ZCK 28 ?

A
LFT 36
B
FIQ 33
C
KSR 38
D
BSO 35
Question 53
Logical

In December 2025, which institution's scientists created the bioluminescent CRISPR protein 'GlowCas9' that can track gene editing?

A
IIT, Delhi
B
TIFR, Mumbai
C
IISc, Bangalore
D
Bose Institute, Kolkata
Question 54
Logical

Which of the following letter-number clusters will replace the question mark “?” in the given series to make it logically complete? YIV 11, VGU 15, SET 19, PCS 23, ?

A
NAQ 29
B
MYN 25
C
Mar 27
D
MZP 27
Question 55
Logical

Three friends X, Y and Z started a business by investing a sum of money in the ratio of 9 : 4 : 8. After 6 months, X withdraws half of his capital. If the sum invested by Z is ₹23,000, then out of a total annual profit of ₹33,000, what is the difference between X's and Y's profit?

A
₹5845
B
₹3880
C
₹4840
D
₹4660
Question 56
Logical

In a certain code language, M + K means 'M is the brother of K', M % K means 'M is the mother of K', M $ K means 'M is the father of K', and M - K means 'M is the sister of K'. Based on the above, how is C related to W if 'W % A $ C + J'?

A
Brother's son
B
Son
C
Brother
D
Son's son
Question 57
Logical

Which of the following Acts granted Delhi, the National Capital Territory, a legislative assembly?

A
Delhi Governance Act, 2001
B
Delhi Administration Act, 1987
C
Union Territories Act, 1963
D
Government of NCT of Delhi Act, 1991
Question 58
Logical

Which characteristic of a computer ensures that identical input and instructions always produce the same output?

A
Flexibility
B
Consistency
C
Expansion
D
Mobility
Question 59
GK

The biography Sivam Subham: The Biography of a Couple, highlighted in October 2025 current-affairs notes, chronicles the life of which legendary couple?

A
Ravi Shankar and Annapurna Devi
B
M.S. Subbulakshmi and T. Sadasivam
C
Lata Mangeshkar and Hridaynath Mangeshkar
D
Kishore Kumar and Ruma Guha Thakurta
Question 60
GK

107 is related to 158 following a certain logic. Following the same logic, 122 is related to 173. To which of the following is 154 related, following the same logic? (NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

A
205
B
218
C
198
D
213
Question 61
GK

In this question, a question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and decide the appropriate answer. Q. Arjun, Kunal, Mohit, Prateek, and Saurav, each have different height. Who is the tallest? (I) Mohit is taller than Arjun and Kunal but shorter than Prateek. (II) Saurav is taller than Mohit but shorter than Prateek.

A
Data in Statement I alone is sufficient to answer the question while data in Statement II is not
B
Both statements I and II together are NOT sufficient to answer the question
C
Both statements I and II together (and not statement I alone or statement II alone) are sufficient to answer the question
D
Data in Statement II alone is sufficient to answer the question while data in Statement I is not
Question 62
GK

Who was popularly known as the 'Lion of Punjab' during the Extremist phase?

A
Rajguru
B
Bhagat Singh
C
Lala Lajpat Rai
D
Bal Gangadhar Tilak
Question 63
GK

Refer to the following letter and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) M K L $ F % G & # @ S ! S + ? K > H V G (Right) If all the letters are dropped from the series, which of the following will be seventh from the right?

A
#
B
@
C
&
D
+
Question 64
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 :: ? # : JOP :: YDE : %

A
# = OTL % = TPZ
B
# = OTT % = TTZ
C
# = OTU % = TYZ
D
# = TOU % = TZY
Question 65
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 :: ? # : PZH :: MWE : %

A
# = FPX % = IZA
B
# = YPX % = WGO
C
# = FPX % = WGP
D
# = FPX % = WHO
Question 66
GK

What is the mode of the data given below? [Give your answer correct to 2 decimal places.] Age in years 20-30 30-40 40-50 50-60 60-70 70-80 80-90 No. of patients 31 29 33 28 39 10 18

A
61.75
B
62.75
C
64.75
D
65.75
Question 67
GK

In a certain code language, 'OMIT' is coded as '4295' and 'TIME' is coded as '2458'. What is the code for 'E' in the given code language?

A
4
B
8
C
5
D
2
Question 68
GK

On which of the following days was World Wetlands Day observed in 2016, focusing on the theme “Wetlands and traditional knowledge: Celebrating cultural heritage”?

A
February 3
B
February 1
C
February 4
D
February 2
Question 69
GK

What are the different forms of a gene called?

A
Chromosomes
B
Genotypes
C
Phenotypes
D
Alleles
Question 70
GK

Who among the following received the Padma Vibhushan award for his contribution to Indian classical dance?

A
Mallika Sarabhai
B
Shovana Narayan
C
Birju Maharaj
D
Sonal Mansingh
Question 71
GK

What is the maximum value that must be assigned to A so that the 8-digit number 230A7807 is divisible by 3?

A
5
B
4
C
9
D
7
Question 72
GK

A solid cylinder is cut into 5 identical pieces by making cuts parallel to its flat surfaces. The curved surface area of all pieces is equal to the flat surface area of all pieces. If the total surface area of a piece is S square units, then the total surface area of the cylinder was ____ square units initially.

A
5S
B
2S
C
4S
D
3S
Question 73
GK

A shopkeeper fixes the marked price of an item 136% above its cost price. What percentage of discount on marked price should be allowed to gain 18%?

A
47%
B
51%
C
48%
D
50%
Question 74
GK

What should come in place of '?' in the given series? 73 71 68 63 56 ?

A
45
B
44
C
46
D
43
Question 75
GK

Which glacier, located in the Karakoram range, is the longest in this range and the second longest in the world outside the polar regions?

A
Pindari Glacier
B
Baltoro Glacier
C
Siachen Glacier
D
Gangotri Glacier
Question 76
GK

51 is related to 253 following a certain logic. Following the same logic, 38 is related to 188. To which of the following is 32 related, following the same logic? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying, etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

A
156
B
158
C
152
D
154
Question 77
GK

What should come in place of '?' in the given series? 122 120 117 112 105 ?

A
93
B
94
C
95
D
92
Question 78
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 conclusions logically follow(s) from the statements. Statements: Some beds are pillows. All pillows are towels. All towels are cushions. Conclusions: (I) All cushions are pillows. (II) Some towels are beds.

A
Only conclusion (II) follows
B
Neither conclusion (I) nor (II) follows
C
Both conclusions (I) and (II) follow
D
Only conclusion (I) follows
Question 79
GK

The ratio of the angles of a triangle is 2:3:4. What percentage of the total angle measure is the largest angle? (Round to the nearest integer)

A
44%
B
40%
C
42%
D
46%
Question 80
GK

Two taps can fill a cistern in 4 hours and 30 hours respectively. A third tap can empty it in 30 hours. How long (in hours) will it take to fill one-fourth of the empty cistern, if all of them are opened together?

A
3
B
1
C
2
D
4
Question 81
GK

Refer to the following letter, number and symbol series and answer the question. (All numbers are single digit numbers only) (Left) E % Y & T 2 K 4 # 5 C * 6 S D $ 3 7 R @ G (Right) If all the numbers are dropped from the series, which of the following will be seventh from the right?

A
S
B
*
C
K
D
C
Question 82
GK

The marks obtained by a student in five subjects are: 72, 68, 74, 70, and 76. What is the average marks of the student per subject?

A
74
B
70
C
75
D
72
Question 83
GK

J, K, L, R, S and T live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2 and so on till the topmost floor is numbered 6. Only three people live between R and S, where R lives below S. J lives on an odd numbered floor and immediately above R. L lives on one of the floors below K and on one of the floors above T. Who lives on floor number 4?

A
T
B
R
C
L
D
J
Question 84
GK

A computer performs millions of calculations in a fraction of a second. Which characteristic is primarily demonstrated here?

A
Versatility
B
Accuracy
C
Storage
D
Speed
Question 85
GK

In a circular race of length 1530 m, Shahrukh and Amir start simultaneously from the same point and run in the same direction. Shahrukh completes one round in 85 seconds, while Amir completes one round in 90 seconds. How many different meeting points are there on the circumference of the track?

A
1
B
35
C
11
D
2
Question 86
GK

Who among the following composed the work Rajashekharacharitra, which is a Prabandha dealing with the wars and loves of Rajashekhara, King of Avanti?

A
Allasani Peddana
B
Madayagari Mallana
C
Krishnadevaraya
D
Nachana Somanatha
Question 87
GK

The following table shows the heights of plants (in cm) and the corresponding number of plants. Find the mode of the data. Height (in cm) 14 27 23 21 19 17 Number of Plants 1 3 6 12 7 5

A
21 cm
B
27 cm
C
24 cm
D
23 cm
Question 88
GK

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (34, 1088, 16) (21, 420, 10)

A
(28, 224, 4)
B
(8, 279, 17)
C
(4, 79, 9)
D
(23, 513, 11)
Question 89
GK

X, Y, Z, S, T and U 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. Only two people live between T and Y. Only S lives above U. Z lives on an even numbered floor. T lives on the lowermost floor. How many people live between X and T?

A
One
B
Three
C
Two
D
Four
Question 90
GK

A, B, C, D, E, F and G sit around a circular table, facing the centre. Only two people sit between G and F when counted from the right of G. Only three people sit between D and E when counted from the right of E. F sits to the immediate right of E. A sits to the immediate right of B. How many people sit between B and G when counted from the left of G?

A
4
B
2
C
1
D
3
Question 91
GK

Read the given statements and conclusions carefully. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. You have to decide which conclusion/s logically follow/s from the given statements. Statements: Some lakes are oceans. All planets are oceans. All lakes are roads. Conclusion (I): Some oceans are roads. Conclusion (II): Some planets are lakes.

A
Only conclusion (I) follows
B
Neither conclusion (I) nor (II) follows
C
Only conclusion (II) follows
D
Both conclusions (I) and (II) follow
Question 92
GK

The number of significant figures present in 0.00200 is ________.

A
5
B
4
C
3
D
6
Question 93
GK

Ansh walks to his school at a certain speed from his home in the morning and returns in the afternoon at a speed, which is 2 km/h slower than his speed in the morning. If the average speed of Ansh of going to and coming back from the school is 4.8 km/h, find the sum of the speeds (in km/h) of Ansh in the morning and afternoon.

A
9
B
10
C
8
D
11
Question 94
GK

Which of the following rulers of the Gurjara-Pratihara dynasty is credited with resisting Arab invasions effectively?

A
Ramabhadra
B
Nagabhata I
C
Mihira Bhoja
D
Yasovarman I
Question 95
GK

What is the purpose of Pressing ALT + F4 in Windows operating system?

A
Delete selected text
B
Switch tabs
C
Close the current window or application
D
Open the Find dialog