APDCL Mock Test-1

In this article, we are providing one Mock Test for APDCL along with links for MCQ Series & Books for AAO & Office cum Field Assistant recruitment examination.

Please read the instruction before attempting the mock test.

  • Total Marks=100
  • Total Questions=100
  • General English MCQs=20
  • General Knowledge MCQs=30
  • Basic Computer Knowledge MCQs=20
  • General Mathematics & General Aptitude MCQs=30
  • Time Allocated=Unlimited

Mock Test For AAO (Part-A) and Office Cum Field Assistant

Question 1
He shows great ability_______ mathematics.
A
on
B
about
C
in
D
at
Question 2
Rearrange the parts of the sentence in correct order. All animals have P: have memory Q: animals do not R: sensation but some
A
PQR
B
RQP
C
QRP
D
PRQ
Question 3
Find the correctly spelled word
A
Adulation
B
Adlation
C
Aduletion
D
Addulation
Question 4
Find the correctly spelled word
A
Ganerous
B
Humorous
C
Maretorious
D
Pupolous
Question 5
Antonym of the word terrible is:
A
Horrible
B
Detectable
C
Soothing
D
Scary
Question 6
Antonym of the word widely is:
A
Narrowly
B
Limitedly
C
Spaciously
D
Succinctly
Question 7
Change the voice- “One task had been completed before sunset.”
A
We completed our task before sunset.
B
We have completed our task before sunset
C
We had completed our task before sunset
D
We complete our task before sunset
Question 8
Substitute the sentence with one correct word– “Extreme old age when a man behaves like a fool”
A
Imbecility
B
Senility
C
Dotage
D
Superannuation
Question 9
Correct the sentence- “The man to who I sold my house was a cheat.”
A
to whom I sell
B
to whom I sold
C
was sold to
D
to who I sell
Question 10
What is the meaning of the phrase “To make clean breast of”
A
To confess without reserve
B
To praise oneself
C
To destroy before it blooms
D
None of these
Question 11
Synonym of the word “Propel” is:
A
Burst
B
Drive
C
Launch
D
Modify
Question 12
Synonym of the word “Fidelity” is:
A
Faithfulness
B
Resourcefulness
C
Strength
D
None of these
Question 13
Find out any grammatical error in the sentence- “If I had known/ this yesterday/I will have helped him
A
If I had known
B
this yesterday
C
I will have helped him
D
No error
Question 14
Change the voice- “I told him that he was not working hard”
A
I told, “You are not working hard.”
B
I said to him, “You are not working hard.”
C
I told to him, “You are not working hard.”
D
I said, “You are not working hard.”
Question 15
Which of the following pair has a similar relationship to that of-  GRAIN: SALT
A
Shred: Wood
B
Chip: Glass
C
Blades: Grass
D
None of these
Question 16
Which of the following pair has a similar relationship to that of- Hope: Aspires
A
Love: Elevates
B
Gain: Profit
C
Lie: Fake
D
Take: Give
Question 17
I saw a_______ of cows in the field
A
Group
B
Herd
C
Swarm
D
Flock
Question 18
You haven’t had your lunch yet,____ you?
A
Are
B
Have
C
Aren’t
D
Haven’t
Question 19
Antonym of the word “AMICABLE” is:
A
Friendly
B
Hostile
C
Unpleasant
D
Good
Question 20
Find out the correctly spelled word:
A
Assassination
B
Assasination
C
Assascination
D
Assacination
Question 21
Meghalayan age, one of the geological age starts from:
A
11700 years ago
B
8200 years ago
C
4200 years ago
D
None of these
Question 21 Explanation: 
We currently live in what is called the Holocene, which reflects everything that has happened over the past 11,700 years. Further, the Holocene is subdivided into three parts, the Greenlandian (11700-8200), the Northgrippian (8200-4200), and the youngest addition, the Meghalayan
Question 22
Assam Police has_____ Battalions.
A
18
B
23
C
28
D
34
Question 23
Assam Power Distribution Company Ltd. was incorporated as a public limited company in:
A
2005
B
2009
C
2010
D
2011
Question 24
Badarpur fort was built during the era of:
A
Ahom
B
Mughal
C
Kachari
D
Manipuri
Question 25
Behula Upakhyana was written by:
A
Durbabar Kayastha
B
Madhav Kandali
C
Madhavdev
D
Harivar Bipra
Question 26
First National Register of Citizen was prepared in:
A
1947
B
1951
C
1971
D
1986
Question 27
Dikrong river flows through:
A
Lakhimpur & Biswanath District
B
Lakhimpur & Dhemaji district
C
Lakhimpur District Only
D
Dhemaji District Only
Question 28
Which article of the Constitution of India mandates the state to prohibit the slaughter of cows and calves and other milch and draught cattle?
A
Article 48
B
Article 351
C
Article 352
D
Article 370
Question 29
Which of the following articles deal with union territories of India
A
Article 138 to 142
B
Article 156 to 162
C
Article 239 to 241
D
None of these
Question 30
Who among the following is the ex-officio chairman of Indian Council of World Affairs?
A
Prime Minister of India
B
President of India
C
External Affairs Minister of India
D
Vice President of India
Question 31
Which of the following African nation has been renamed as “Kingdom of e-Swatni”?
A
Sudan
B
Swaziland
C
Rwanda
D
Senegal
Question 32
Oldest stock exchange of Asia is:
A
The Stock Exchange of Hong Kong Limited
B
Bombay Stock Exchange
C
Stock Exchange of Singapore
D
None of these
Question 33
Oldest bank of North East India is:
A
North Eastern Development Finance Corporation Ltd
B
Cacher Gramin Bank
C
Tezpur Industrial Bank Ltd
D
Meghalaya Gramin Bank
Question 33 Explanation: 
The bank was established in 1922
Question 34
SI unit of electric power is:
A
Volt
B
Watt
C
Ampere
D
Joule
Question 35
Who was considered the real founder of Muslim Empire in India?
A
Babur
B
Allauddin Khilji
C
Mohammad Ghori
D
Mahamud Ghazni
Question 36
Samudrika Shastra is a study of:
A
Sea-foods & living creatures of seas
B
Ancient medicine
C
Face reading, aura reading, and whole body analysis
D
None of these
Question 37
The large States of India in the order of area are:
A
Rajasthan, Madhya Pradesh, Maharashtra
B
Rajasthan, Andhra Pradesh, Maharastra
C
Rajasthan, Uttar Pradesh, Madhya Pradesh
D
None of these
Question 38
Assam State Electricity Board was established in:
A
1950
B
1955
C
1958
D
1965
Question 39
Who is known as the father of Alternating current:
A
Nikola Tesla
B
Thomas Edison
C
Albert Einstein
D
William Gilbert
Question 39 Explanation: 
William Gilbert is the father of electric current
Question 40
Which one is correct about the first demonstration of electric current in India?
A
The first demonstration was conducted in Calcutta, 1879
B
The first demonstration was conducted in Bombay, 1879
C
The first demonstration was conducted in Calcutta, 1920
D
The first demonstration was conducted in Bombay, 1920
Question 41
What separates Daman and Diu?
A
Gulf of Khambat
B
Ten-degree channel
C
Nilgiri Hills
D
None of these
Question 42
The monuments of Mahabalipuram were built during the period of which dynasty?
A
Chera Dynasty
B
Chera Dynasty
C
Pallava Dynasty
D
Pandyan Dynasty
Question 43
Smallest district of Assam is:
A
Kamrup Metropolitan district
B
South Salmara-Mankachar district
C
Majuli district
D
None of these
Question 44
What was the precursor of Assam Sahitya Sabha?
A
Asam Sahitya Sabha Patrika
B
Sivasagar Zila Sahitya Sabha
C
Oxomiya Bhaxa Unnati Xadhini Xobha
D
None of these
Question 45
Ita fort of Itanagar was built by:
A
Chutiya Kingdom
B
Ahom Kingdom
C
Koch Kingdom
D
Kachari Kingdom
Question 46
The word “Agricultural shot” is known to be used sometimes in which among the following sports?
A
Cricket
B
Badminton
C
Football
D
Tennis
Question 47
Hima das won gold in a track event at:
A
IAAF World Junior Championships in Athletics
B
IAAF Junior Diamond League
C
International Association of Athletics Federations Women
D
None of these
Question 48
Protected Area Network in Assam occupies:
A
5% of the state’s geographical area
B
9% of the state’s geographical area
C
18% of the state’s geographical area
D
None of these
Question 48 Explanation: 
Protected area Network in Assam occupies 3925 sq-km and it consists of 5 National Parks, 17 Wildlife sanctuaries, 4 Tiger Reserves, 5 Elephant Reserves, 2 Biosphere Reserves, 2 World Natural Heritage Sites and three proposed wildlife sanctuaries
Question 49
The design on the National flag was adopted on:
A
22 July 1947
B
25 November 1949
C
30 January 1950
D
None of these
Question 50
World’s first Thermal Battery Plant has been inaugurated in:
A
Shanghai, China
B
Tokyo, Japan
C
Ahmedabad, Gujarat
D
Amravati, Andhra Pradesh
Question 51
BIOS Stands for:
A
Basic Input Output Server
B
Board of Input Output System
C
Basic Input Output System
D
Board of Input Output Server
Question 52
E-Commerce can be:
A
Business to Business (B2B) process only
B
Business to Customer (B2C) process only
C
Only A
D
Both A & B
Question 53
Bio-metric devices are:
A
Input Device
B
Output Device
C
System Device
D
None of these
Question 54
Hard Disk Drive (HDD) is a:
A
Semiconductor Memory
B
Magnetic Memory
C
Optical Memory
D
None of these
Question 55
NVRAM Stands for:
A
New Volatile Random Access Memory
B
New Versatile Random Access Memory
C
Non Versatile Random Access Memory
D
Non Volatile Random Access Memory
Question 56
Which one is correct about CSV?
A
CSV Stands for Comma Separated Value and CSV files are used to save text file having too much use of commas
B
CSV Stands for Comma Separated Value and CSV files are used to save data in tabular format
C
CSV Stands for Comma Specified Value and CSV files are used to save comma specified text file
D
None of these
Question 57
Li-Fi stands for:
A
A device marketed by Li Technology Pvt Ltd
B
Light Fidelity
C
Light Flexibility
D
Little Frequency
Question 58
“.docs” is an extension of:
A
Word File
B
Text File
C
Spreadsheet File
D
Document File
Question 59
ICAAN is responsible for:
A
Tracking misbehaving/spam content throughout the internet
B
Coordinating & managing the database of domain names & private IP spaces
C
It is an Indian organization for controlling fake news on the internet
D
It is an organization to spread awareness to avoid believing in fake news
Question 59 Explanation: 
ICAAN- Internet Corporation for Assigned Names and Numbers
Question 60
First Generation Computers were made of:
A
Vaccum Tube
B
Bipolar Junction Transistor
C
Mechanical Gears
D
Integrated Circuits
Question 61
Microsoft word is a:
A
System Software
B
Typing Software
C
Application Software
D
Word Software
Question 62
To delete a file permanently (without moving the file to recycle bin), the shortcut key used is:
A
CTRL+SHIFT+DELETE
B
SHIFT+DELETE
C
CTRL+DELETE
D
None of these
Question 63
The smallest element of a spreadsheet is called as:
A
Cell
B
Field
C
Row
D
Boundary
Question 64
Who is recognized as the father of fiber optics?
A
Gordon Moore
B
Narinder Singh Kapany
C
CNR Rao
Question 65
Who is known as the father of processor?
A
Narinder Singh Kapany
B
Vinod Dham
C
Gordon Moore
D
None of these
Question 66
Which of the following memory is the fastest one?
A
Semiconductor Memory
B
Magnetic Memory
C
Cache Memory
D
Permanent Memory
Question 67
VoLTE stands for:
A
Voice Over Long Terminal Effect
B
Voice Over Long Term Evaluation
C
Voice Over Long Transmitter Evolution
D
None of these
Question 68
Which of the following is not a read & write memory?
A
RAM
B
Hard Disk
C
DVD
D
Cache
Question 69
VDT refers to:
A
Video Disk Terminal
B
Video Display Terminal
C
Video Disk Tablet
D
Video Display Tablet
Question 70
Which of the following is NOT a search engine?
A
Bing
B
Baidu
C
Yandex
D
Facebook
Question 71
The average of the first five multiples of 7 is:
A
14
B
21
C
25
D
28
Question 71 Explanation: 
7+14+21+28+35=105, 105/5=21
Question 72
By selling a bicycle for Rs. 2850, a shopkeeper gains 14%, If the profit is reduced to 8%, then the selling price will be:
A
Rs. 2650
B
Rs. 2700
C
Rs. 2730
D
Rs. 2810
Question 73
Find the simple interest on Rs. 3400 for 5 years at 8% per annum:
A
1320
B
1360
C
1400
D
1250
Question 74
Product of two co-prime number is 114, their LCM should be:
A
1
B
114
C
Equal to their HCF
D
Can’t be determined
Question 74 Explanation: 
HCF of co-prime number is 1, so LCM is 114/1=114
Question 75
The average of seven numbers is 7. If each number is multiplied by 10, then the average of the new set of numbers will be:
A
49
B
70
C
63
D
Can’t be determined
Question 75 Explanation: 
Average of seven numbers is 7, then the sum of 7 numbers is 7×7=49, when each number is multiplied by 10, then the sum of the numbers will be (49×10)/7=70
Question 76
Rahul’s age after 10 years will be 3 times his age 4 years back, what is the age of Rahul 4 years back?
A
11
B
7
C
12
D
14
Question 76 Explanation: 
Let Rahul’s present age is x, then Rahul’s age 4 years back is (x-4) and Rahul’s age after 10 years is (x+10). According to the question, x+10=3(x-4). Solving this equation we get x=11, hence Rahul’s age 4 years back is x=4=11-4=7
Question 77
If 100 is 10 % of a number, then 140% of that number will be:
A
140
B
1400
C
1650
D
1200
Question 77 Explanation: 
10% of that number is 100, then 140% of that number will be (100*140*10)/100=1400
Question 78
The Cost Price(CP) of an article is 40% of the Selling Price(SP), the percent that the SP is of CP is:
A
250
B
240
C
60
D
40
Question 78 Explanation: 
CP=(40/100)xS, therefore, SP=(5/2)CP=(5/2×100%) of CP=250% of CP
Question 79
Twenty women can do a work in sixteen days, Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman?
A
3:4
B
4:3
C
2:3
D
3:2
Question 79 Explanation: 
(20×16) women can complete the work in 1 day, so 1 woman’s one day work=1/(20×16)=1/320 (16×15) men can complete the work in 1 day, so 1 man’s one day work=1/(16×15)=1/240 So, the required ratio=1/240:1/320=4:3
Question 80
A train covers a distance of 10km in 12 minutes, If its speed is decreased by 5 km/hr, the time taken by the train to cover the same distance will be:
A
10 Minutes
B
11 minutes 20 seconds
C
13 minutes 20 seconds
D
15 minutes 20 seconds
Question 80 Explanation: 
Speed=10×60/12-50km/hr New speed=50-5=45km/hr Time taken=10/45hr=(1045)x60 minutes=13 minutes 20 seconds
Question 81
A train 200m long is running at a speed of 50 km/hr. Find the time taken by the train to pass a standing man near the railway line:
A
14.4 seconds
B
12.3 seconds
C
10 seconds
D
Can’t be determined
Question 81 Explanation: 
Speed od the train=50×5/18 m/sec= 250/18 m/sec Distance covered to pass the standing man=200 m The taken to pass 200 m= 200/(250/18)=14.4 seconds
Question 82
The height of a living room is 5 m. If the length is 10 m and breadth is 8 m of that room, the area of the four walls of that room is:
A
80 sqm
B
400 sqm
C
180 sqm
D
None of these
Question 82 Explanation: 
Area of four walls=2(length x breadth) x height=2(10+8)x 5= 180
Question 83
469159 x 9999=?
A
4691120841
B
3491120849
C
5791120589
D
None of these
Question 83 Explanation: 
469159 x 9999= 469159 x(10000-1)=4691590000-469159=4691120841
Question 84
If LCM of two numbers is 50 and the HCF the same numbers is 8, One of the numbers is 40 then  the other number is:
A
8
B
10
C
12
D
Can’t be determined
Question 84 Explanation: 
LCM x HCF= Number 1 x Number 2 Here 50 x 8= 40 x number 2 Number 2= (50×8)/40=10
Question 85
The average of the prime numbers between 80 and 100 is:
A
88
B
89.67
C
93.10
D
None of these
Question 85 Explanation: 
Prime numbers between 80 and 100 are 83, 89 and 97. Their average is (83+89+97)/3=89.67
Question 86
The ratio of the present age of Rajeev and his mother is 1:3. The present age of Rajeev is 10. What was the ratio of their age before 6 years?
A
1:4
B
1:3
C
1:6
D
Can’t be determined
Question 86 Explanation: 
The present ratio is 1:3, let’s Rajeev’s present age is x then, his mother’s present age is 3x i.e. 10×3=30 Before 6 years, Rajeev’s age was x-6= 4 and his mother’s age was 30-6=24 There, the required ratio=4/24=1:6
Question 87
The Selling Price (SP) of a book is Rs. 130, the shopkeeper gained a profit of 30 % after selling the book. What was the cost price (CP) of that book?
A
Rs. 70
B
Rs. 100
C
Rs. 110
D
Rs. 130
Question 87 Explanation: 
CP=(100 x SP)/(100+Gain %)=(100 x 130)/(100+30)=(100 x 130)/130=Rs. 100
Question 88
A man moves 20m south from the point A, then he again moves 40 m towards his right, then again the man moves 40 m towards his right, and finally, he moves 40 m towards his right. What is the distance of the man from the point A
A
40m
B
44.72m
C
20m
D
Can’t be determined
Question 89
The sum of two consecutive number is 13 and their product is 42. If one number is a prime number and less than 10. Find the numbers:
A
6, 7
B
10, 3
C
8, 5
D
None of these
Question 89 Explanation: 
The product of two numbers is 13 and one number is prime. So, the possible combinations are 8, 5 : 7, 6: 10: 3. But the product of the numbers is 42 and 6×7=42. So, the numbers are 6 & 7
Question 90
If A’s salary is 20% less than B’s, then by how much percent B’s salary is more than A’s?
A
20
B
25
C
30
D
Can’t be determined
Question 90 Explanation: 
Required percent=(20 x100)/(100-20) %= 25%
Question 91
Find out the missing number in the following sequence: 1, 5, 13, 29, ?, 125
A
61
B
50
C
73
D
82
Question 91 Explanation: 
1, 1+4=5, 5+4×2=13, 13+8×2=29, 29+16×2=61, 61+32×2=125
Question 92
A is 30 m east of B, C is 40 m north of B. A is facing towards east. If A moves 40 m towards his left, the distance between A & C will be:
A
40 m
B
30 m
C
45 m
D
50 m
Question 93
If the sum of two prime number is 40 and their difference is 6, the numbers are:
A
13, 19
B
17, 23
C
13, 27
D
None of these
Question 93 Explanation: 
Let the numbers are x & y x+y=40 x-y=30 x = 23, y=17
Question 94
Find the missing number from the series : 4, 10, 22, 40, ___, 94
A
64
B
57
C
56
D
60
Question 94 Explanation: 
4, 4+5×1+1=10, 10+5×2+2=22, 22+5×3+3=40, 40+5×4+4=64, 64+5×5+5=94
Question 95
If 60% of x is 5y, and y= Rs. 300, then the value of x is:
A
1500
B
2500
C
3000
D
2800
Question 95 Explanation: 
y=300, so, 5y=5×300=1500. According to the question (60/100)x=1500; x=(1500×100)/60=2500
Question 96
If the product of the LCM & HCF of two numbers is 21, and both the numbers are prime. Then the numbers are:
A
2, 5
B
3, 7
C
5, 7
D
None of these
Question 96 Explanation: 
HCF of two prime numbers is 1, and LCM of two prime number is the product of the number But, LCMxHCF=product of the numbers Hence the possible option is 3×7=21
Question 97
5 Years ago, the ratio of the age of Ram and his wife was 6:5. After 7 years the ratio of their age will be 9:8. If the present age of his wife is 25 years. Ram’s age after 7 years will be:
A
32
B
36
C
40
D
None of these
Question 97 Explanation: 
The present age of his wife=25 years; Before 5 years, her age was=25-5=20 years; 5 years ago the ratio of the age was, 6:5 i.e. Ram’s age before 5 years 20×6/5= 24 years; Ram’s age after 7 years will be 24+5+7=36
Question 98
In a reading of an electric meter, the current rating for that particular period was 3 Ampere and the voltage rating for that particular period was 220 voltage. The power consumed for that period is:
A
3 watt
B
220 watt
C
660 watt
D
None of these
Question 98 Explanation: 
watt=voltXampere= 220×3=600 watt
Question 99
Find out the odd number from the series: 8, 20, 50, 125, 325
A
325
B
125
C
50
D
20
Question 99 Explanation: 
8, 8+8+8/2=20, 20+20+20/2=50, 50+50+50/2=125, 125+125+125/2=312.5
Question 100
If the ratio of two numbers is 2:3 and the difference between the numbers are 3, which of the following can be the possible answer:
A
5, 8
B
6, 9
C
9, 12
D
12, 15
Question 100 Explanation: 
6:9=2:3 and 9-6=3
There are 100 questions to complete.
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