Mock Test 1

Use this as a timed simulation.

Timing

Aptitude: 30 questions / 30 minutes
Technical: 30 questions / 30 minutes
Pseudocode: 20 questions / 20 minutes
Coding: 2 questions / 30 minutes

Section A: Aptitude

Questions

Q1

25% of 480 is:

A. 90
B. 100
C. 110
D. 120

Q2

If a number is decreased by 20% and becomes 160, original number is:

A. 180
B. 190
C. 200
D. 220

Q3

A man buys an article for ₹500 and sells it for ₹575. Profit percentage?

A. 10%
B. 12%
C. 15%
D. 20%

Q4

Average of 6 numbers is 18. Their sum is:

A. 96
B. 100
C. 108
D. 116

Q5

Two numbers are in ratio 2:5 and sum is 84. Larger number?

A. 48
B. 50
C. 55
D. 60

Q6

A can do work in 10 days and B in 15 days. Together:

A. 5 days
B. 6 days
C. 7 days
D. 8 days

Q7

60 km/h in m/s:

A. 15
B. 16.67
C. 18
D. 20

Q8

Simple interest on ₹4000 at 5% for 3 years:

A. ₹400
B. ₹500
C. ₹600
D. ₹700

Q9

Find next: 2, 5, 10, 17, 26, ?

A. 35
B. 36
C. 37
D. 38

Q10

Find next: A, C, F, J, O, ?

A. T
B. U
C. V
D. W

Q11

If CAT = DBU, then DOG = ?

A. EPH
B. EOG
C. CNE
D. FPI

Q12

A walks 4 km north, 3 km east. Shortest distance from start?

A. 4 km
B. 5 km
C. 6 km
D. 7 km

Q13

All pens are books. Some books are papers. Conclusion: Some pens are papers.

A. Definitely true
B. Definitely false
C. Cannot be determined
D. None

Q14

Choose correct: He has been working here ___ Monday.

A. for
B. since
C. from
D. by

Q15

Choose synonym of rapid.

A. slow
B. fast
C. weak
D. calm

Q16

Choose antonym of ancient.

A. old
B. modern
C. historic
D. primitive

Q17

Correct sentence:

A. Neither of the boys are ready.
B. Neither of the boys is ready.
C. Neither boys is ready.
D. Neither boy are ready.

Q18

He is interested ___ learning Python.

A. on
B. at
C. in
D. for

Q19

LCM of 12 and 18:

A. 24
B. 30
C. 36
D. 48

Q20

Probability of getting head when one coin is tossed:

A. 1/4
B. 1/3
C. 1/2
D. 1

Q21

A pipe fills tank in 8 hours and another empties in 16 hours. Together:

A. 8 hours
B. 12 hours
C. 16 hours
D. 24 hours

Q22

Find odd one out:

A. 8
B. 27
C. 64
D. 100

Q23

If + means × and × means +, then 2 + 3 × 4 equals:

A. 10
B. 11
C. 14
D. 20

Q24

Change to passive: “She writes a letter.”

A. A letter is written by her.
B. A letter was written by her.
C. A letter has written by her.
D. A letter writes by her.

Q25

What is 15% of 260?

A. 29
B. 35
C. 39
D. 42

Q26

If marked price is ₹800 and discount is 10%, selling price is:

A. ₹700
B. ₹710
C. ₹720
D. ₹750

Q27

Find next: 1, 1, 2, 3, 5, 8, ?

A. 11
B. 12
C. 13
D. 15

Q28

Mother's brother is:

A. uncle
B. aunt
C. cousin
D. nephew

Q29

Choose correct article: He is ___ honest man.

A. a
B. an
C. the
D. no article

Q30

Average of 10, 20, 30, 40:

A. 20
B. 25
C. 30
D. 35

Section B: Technical

Q1

Stack follows:

A. FIFO
B. LIFO
C. Random order
D. Priority only

Q2

Queue follows:

A. FIFO
B. LIFO
C. Tree order
D. Hash order

Q3

Binary search complexity:

A. O(1)
B. O(log n)
C. O(n)
D. O(n²)

Q4

DFS generally uses:

A. queue
B. stack/recursion
C. heap
D. array only

Q5

Average hash search:

A. O(1)
B. O(log n)
C. O(n)
D. O(n²)

Q6

Round Robin uses:

A. priority only
B. time quantum
C. shortest job first
D. memory pages

Q7

Deadlock condition:

A. syntax error
B. circular wait
C. compilation
D. linking

Q8

Paging causes:

A. external fragmentation mainly
B. no internal fragmentation
C. possible internal fragmentation
D. no page fault

Q9

TCP is:

A. connectionless
B. unreliable
C. reliable and connection-oriented
D. physical layer protocol

Q10

HTTP port:

A. 22
B. 53
C. 80
D. 443

Q11

HTTPS port:

A. 25
B. 53
C. 80
D. 443

Q12

Router works mainly at:

A. Physical
B. Data Link
C. Network
D. Application

Q13

ADC converts:

A. digital to analog
B. analog to digital
C. text to binary only
D. current to voltage only

Q14

Microcontroller contains:

A. only CPU
B. CPU, memory, I/O
C. only RAM
D. only ALU

Q15

Waterfall model is:

A. iterative
B. sequential
C. random
D. no testing

Q16

Smoke testing is:

A. full regression
B. basic build verification
C. performance test only
D. code review

Q17

Severity is:

A. urgency
B. business order
C. impact of bug
D. release date

Q18

Selenium is used for:

A. web automation
B. memory paging
C. network routing
D. sorting

Q19

Merge sort complexity:

A. O(n)
B. O(n log n)
C. O(n²)
D. O(log n)

Q20

BFS shortest path works for:

A. weighted graph with negative edges
B. unweighted graph
C. only trees
D. only arrays

Q21

Critical section is:

A. code accessing shared resource
B. deleted file
C. compiler phase
D. DNS server

Q22

Thrashing is caused by:

A. too many page faults
B. no keyboard
C. faster CPU
D. syntax error

Q23

DNS maps:

A. IP to MAC
B. domain to IP
C. MAC to port
D. HTTP to TCP

Q24

ARP maps:

A. IP to MAC
B. domain to IP
C. protocol to port
D. file to disk

Q25

I2C uses:

A. SDA and SCL
B. MOSI only
C. HDMI
D. HTTP

Q26

Watchdog timer:

A. stores code
B. resets hung system
C. sorts array
D. compiles program

Q27

Regression testing:

A. checks old features after change
B. tests only hardware
C. tests only documentation
D. is same as coding

Q28

Agile uses:

A. iterative delivery
B. no feedback
C. fixed final-only release
D. no customer interaction

Q29

Priority scheduling can cause:

A. starvation
B. page size
C. faster DNS
D. no CPU use

Q30

Quick sort worst case:

A. O(n)
B. O(log n)
C. O(n log n)
D. O(n²)

Section C: Pseudocode

Use [[03_Pseudocode/Pseudocode_20_Minute_Mock]] for Section C.

Section D: Coding

Coding Q1

Given an array of integers, print the second largest distinct element. If no second largest exists, print -1.

Coding Q2

Given a string, print YES if it is a palindrome, otherwise print NO.

Answer Key

Aptitude

Q	Ans
1	D
2	C
3	C
4	C
5	D
6	B
7	B
8	C
9	C
10	B
11	A
12	B
13	C
14	B
15	B
16	B
17	B
18	C
19	C
20	C
21	C
22	D
23	A
24	A
25	C
26	C
27	C
28	A
29	B
30	B

Technical

Q	Ans
1	B
2	A
3	B
4	B
5	A
6	B
7	B
8	C
9	C
10	C
11	D
12	C
13	B
14	B
15	B
16	B
17	C
18	A
19	B
20	B
21	A
22	A
23	B
24	A
25	A
26	B
27	A
28	A
29	A
30	D

Q	Ans
1	D
2	C
3	C
4	C
5	D
6	B
7	B
8	C
9	C
10	B
11	A
12	B
13	C
14	B
15	B
16	B
17	B
18	C
19	C
20	C
21	C
22	D
23	A
24	A
25	C
26	C
27	C
28	A
29	B
30	B

Q	Ans
1	B
2	A
3	B
4	B
5	A
6	B
7	B
8	C
9	C
10	C
11	D
12	C
13	B
14	B
15	B
16	B
17	C
18	A
19	B
20	B
21	A
22	A
23	B
24	A
25	A
26	B
27	A
28	A
29	A
30	D

Q	Ans
1	D
2	C
3	C
4	C
5	D
6	B
7	B
8	C
9	C
10	B
11	A
12	B
13	C
14	B
15	B
16	B
17	B
18	C
19	C
20	C
21	C
22	D
23	A
24	A
25	C
26	C
27	C
28	A
29	B
30	B

Q	Ans
1	B
2	A
3	B
4	B
5	A
6	B
7	B
8	C
9	C
10	C
11	D
12	C
13	B
14	B
15	B
16	B
17	C
18	A
19	B
20	B
21	A
22	A
23	B
24	A
25	A
26	B
27	A
28	A
29	A
30	D

Q	Ans
1	D
2	C
3	C
4	C
5	D
6	B
7	B
8	C
9	C
10	B
11	A
12	B
13	C
14	B
15	B
16	B
17	B
18	C
19	C
20	C
21	C
22	D
23	A
24	A
25	C
26	C
27	C
28	A
29	B
30	B

Q	Ans
1	B
2	A
3	B
4	B
5	A
6	B
7	B
8	C
9	C
10	C
11	D
12	C
13	B
14	B
15	B
16	B
17	C
18	A
19	B
20	B
21	A
22	A
23	B
24	A
25	A
26	B
27	A
28	A
29	A
30	D