💻 NIACL Assistant Computer Knowledge – 50 MCQs
Computer Architecture
Q1. The CPU consists of:
(a) Control Unit and Memory Unit
(b) ALU and Control Unit
(c) Input Unit and Output Unit
(d) ALU and Memory Unit
Q2. Which part of the computer performs arithmetic and logic operations?
(a) CU
(b) RAM
(c) ALU
(d) ROM
Q3. The speed of a computer is measured in:
(a) Gigabytes
(b) DPI
(c) Hertz
(d) RPM
Q4. Which of the following is not a component of the CPU?
(a) ALU
(b) Register
(c) Control Unit
(d) Printer
Q5. What is a register in computer architecture?
(a) A storage device
(b) A high-speed storage area in the CPU
(c) A program
(d) A type of software
Computer Hardware
Q6. Which device is used to convert digital signals into analog and vice versa?
(a) Router
(b) Modem
(c) Switch
(d) Repeater
Q7. Which of the following is an input device?
(a) Monitor
(b) Printer
(c) Scanner
(d) Speaker
Q8. Which component is considered the brain of the computer?
(a) RAM
(b) Hard Drive
(c) CPU
(d) GPU
Q9. A hard disk is a:
(a) Primary storage
(b) Output device
(c) Magnetic storage device
(d) Optical device
Q10. UPS is used for:
(a) Increasing RAM
(b) Improving processing speed
(c) Data transmission
(d) Power backup
Data Representation
Q11. 1 Byte equals:
(a) 2 bits
(b) 8 bits
(c) 16 bits
(d) 1 KB
Q12. Which of the following is a binary number?
(a) 1002
(b) 1101
(c) 1987
(d) ABCD
Q13. Decimal equivalent of binary number 1010 is:
(a) 8
(b) 10
(c) 12
(d) 15
Q14. Hexadecimal number system uses base:
(a) 8
(b) 10
(c) 16
(d) 2
Q15. ASCII code is used to represent:
(a) Numbers only
(b) Characters
(c) Binary digits
(d) Pixels
Memory & Data Storage
Q16. Which memory is non-volatile and cannot be modified easily?
(a) RAM
(b) Cache
(c) ROM
(d) Virtual Memory
Q17. Which memory is used to store data temporarily while processing?
(a) ROM
(b) Hard Disk
(c) RAM
(d) Floppy
Q18. Which is the fastest type of memory?
(a) Hard disk
(b) ROM
(c) RAM
(d) Cache
Q19. Virtual memory is:
(a) Part of ROM
(b) Memory in CPU
(c) Storage space on hard disk used as RAM
(d) Flash memory
Q20. Which of the following stores data permanently?
(a) RAM
(b) ROM
(c) Cache
(d) Registers
Networking
Q21. What does IP stand for?
(a) Internal Process
(b) Internet Protocol
(c) Internal Protocol
(d) Integrated Protocol
Q22. The full form of LAN is:
(a) Line Area Network
(b) Long Area Network
(c) Local Area Network
(d) Low Area Network
Q23. Which device connects different networks together?
(a) Switch
(b) Modem
(c) Hub
(d) Router
Q24. Which protocol is used to send emails?
(a) HTTP
(b) FTP
(c) SMTP
(d) POP3
Q25. A network that covers a large geographic area is called:
(a) LAN
(b) MAN
(c) WAN
(d) SAN
Computer Security and Ethics
Q26. A program that replicates itself and spreads is called a:
(a) Trojan
(b) Spyware
(c) Worm
(d) Ransomware
Q27. What is phishing?
(a) Sending emails to steal information
(b) Hacking a system physically
(c) Sending spam
(d) A type of antivirus
Q28. What does antivirus software do?
(a) Installs viruses
(b) Deletes files
(c) Protects against malware
(d) Formats the disk
Q29. A firewall protects against:
(a) Power failure
(b) Hardware damage
(c) Unauthorized access
(d) Data compression
Q30. Which of the following is unethical?
(a) Using licensed software
(b) Reporting bugs
(c) Hacking
(d) Creating backups
Algorithms
Q31. What is an algorithm?
(a) A software
(b) A hardware device
(c) A step-by-step problem-solving method
(d) A virus
Q32. Which of the following is a sorting algorithm?
(a) FIFO
(b) LIFO
(c) Bubble Sort
(d) Hex Sort
Q33. The efficiency of an algorithm is measured in terms of:
(a) Cost
(b) Time and Space
(c) Power
(d) Length
Q34. Linear Search is:
(a) Searching in a tree
(b) Searching randomly
(c) Searching each item sequentially
(d) Sorting a list
Q35. Binary Search can only be used on:
(a) Randomly ordered data
(b) Unsorted data
(c) Sorted data
(d) Text data
Mixed/General Computer Questions
Q36. Which of the following is an operating system?
(a) Microsoft Office
(b) Google Chrome
(c) Windows 10
(d) Adobe Acrobat
Q37. GUI stands for:
(a) General User Interface
(b) Graphical User Interface
(c) Graph Use Interface
(d) Generated UI
Q38. Which one is an example of open-source software?
(a) Windows
(b) MS Office
(c) Linux
(d) Photoshop
Q39. Which company developed the Java programming language?
(a) IBM
(b) Microsoft
(c) Sun Microsystems
(d) Oracle
Q40. Which key is used to refresh a page in a browser?
(a) F4
(b) F5
(c) F6
(d) F8
Advanced Application
Q41. Which of the following is not an output device?
(a) Printer
(b) Monitor
(c) Plotter
(d) Joystick
Q42. Which of the following is not software?
(a) MS Excel
(b) Linux
(c) RAM
(d) Photoshop
Q43. Which topology uses a central hub?
(a) Ring
(b) Star
(c) Mesh
(d) Bus
Q44. Which unit of memory is the largest?
(a) KB
(b) GB
(c) TB
(d) MB
Q45. HTTP stands for:
(a) Hypertext Transfer Protocol
(b) High Text Transfer Protocol
(c) Hyperlink Transmission Protocol
(d) HyperText Type Protocol
Q46. Which of the following is a command-line OS?
(a) DOS
(b) Windows
(c) macOS
(d) Android
Q47. What is the shortcut to copy selected text in Windows?
(a) Ctrl + X
(b) Ctrl + C
(c) Ctrl + V
(d) Ctrl + Z
Q48. Which key is used to delete files permanently?
(a) Shift + Del
(b) Alt + Del
(c) Ctrl + Del
(d) Del
Q49. Which file extension is used for Word documents?
(a) .xls
(b) .docx
(c) .ppt
(d) .txt
Q50. Which programming language is primarily used for web development?
(a) C
(b) Java
(c) HTML
(d) Python
✅ Answer Key
yamlCopyEditQ1: b, Q2: c, Q3: c, Q4: d, Q5: b,
Q6: b, Q7: c, Q8: c, Q9: c, Q10: d,
Q11: b, Q12: b, Q13: b, Q14: c, Q15: b,
Q16: c, Q17: c, Q18: d, Q19: c, Q20: b,
Q21: b, Q22: c, Q23: d, Q24: c, Q25: c,
Q26: c, Q27: a, Q28: c, Q29: c, Q30: c,
Q31: c, Q32: c, Q33: b, Q34: c, Q35: c,
Q36: c, Q37: b, Q38: c, Q39: c, Q40: b,
Q41: d, Q42: c, Q43: b, Q44: c, Q45: a,
Q46: a, Q47: b, Q48: a, Q49: b, Q50: c
🧠 NIACL Assistant Reasoning Ability – 50 MCQs
Coding-Decoding
Q1. In a certain code, ROAD is written as URDG. How will MILE be written in the same code?
(a) PLNG
(b) OJNF
(c) NLPF
(d) PLKE
Q2. If in a code language, WATER is written as XZUJS, how is FIRE written?
(a) HKTG
(b) GKTH
(c) GJTF
(d) GJQH
Q3. In a certain code, MEAL is written as NZBM. How is FOOD written in that code?
(a) GPPE
(b) GPPD
(c) GQQE
(d) GQQD
Q4. If BROWN is coded as CSVOM, then GREEN is coded as:
(a) HTFFO
(b) HSDDO
(c) HTFFO
(d) HSFDO
Q5. In a certain language, JUMP is written as KVOQ, then MOVE is:
(a) NPWF
(b) NPXG
(c) NPXH
(d) NOXF
Blood Relations
Q6. Pointing to a woman, Ravi said, “She is the daughter of the only son of my father.” How is the woman related to Ravi?
(a) Sister
(b) Mother
(c) Daughter
(d) Niece
Q7. A is the brother of B. B is the sister of C. C is the father of D. How is A related to D?
(a) Uncle
(b) Father
(c) Brother
(d) Cousin
Q8. Rina introduces a man as the son of the brother of her mother. How is the man related to Rina?
(a) Uncle
(b) Cousin
(c) Nephew
(d) Brother
Q9. If P is the father of Q, Q is the sister of R, and R is the mother of T, how is P related to T?
(a) Father
(b) Grandfather
(c) Brother
(d) Uncle
Q10. Pointing to a photo, Ram said, “He is the only son of my mother’s father.” Whose picture is it?
(a) Uncle
(b) Brother
(c) Cousin
(d) Ram himself
Series (Alpha/Numeric/Alphanumeric)
Q11. What comes next in the series: B2, D4, F6, H8, ?
(a) J10
(b) I10
(c) J12
(d) K10
Q12. Find the missing term: 3, 9, 27, ?, 243
(a) 81
(b) 72
(c) 54
(d) 90
Q13. What comes next: AZ, BY, CX, ?
(a) DW
(b) EV
(c) DU
(d) FW
Q14. What comes next in the series: A, C, F, J, O, ?
(a) T
(b) U
(c) Q
(d) V
Q15. Identify the missing number in the series: 5, 11, 23, 47, ?
(a) 95
(b) 99
(c) 94
(d) 93
Syllogism
Q16. Statements: All apples are fruits. Some fruits are mangoes. Conclusions:
I. Some apples are mangoes.
II. All mangoes are apples.
(a) Only I follows
(b) Only II follows
(c) Neither follows
(d) Both follow
Q17. Statements: All cats are animals. Some animals are dogs. Conclusions:
I. Some cats are dogs.
II. All dogs are animals.
(a) Only I follows
(b) Only II follows
(c) Both follow
(d) Neither follows
Q18. Statements: Some pens are books. All books are papers. Conclusions:
I. Some pens are papers.
II. All pens are papers.
(a) Only I follows
(b) Only II follows
(c) Both follow
(d) Neither follows
Q19. Statements: All roses are flowers. No flower is green. Conclusions:
I. No rose is green.
II. Some flowers are roses.
(a) Only I follows
(b) Only II follows
(c) Both follow
(d) Neither follows
Q20. Statements: Some keys are locks. All locks are doors. Conclusions:
I. All keys are doors.
II. Some locks are keys.
(a) Only I follows
(b) Only II follows
(c) Both follow
(d) Neither follows
Input-Output
Q21. In a certain machine input, the words “Sky Blue Pink Green” are rearranged in a certain logic. What is the second step if Step 1 is “Blue Sky Green Pink”?
(a) Green Pink Sky Blue
(b) Green Blue Pink Sky
(c) Green Pink Blue Sky
(d) Pink Blue Green Sky
Q22. If the input is: “43 21 76 89”, and Step 1 is: “21 43 76 89”, Step 2 is: “21 43 76 89”, what is the logic used?
(a) Sorting in descending order
(b) Placing smallest at the front in each step
(c) Sorting in ascending order
(d) Placing largest at the end in each step
Q23. If the input is: “book pen copy desk”, and the final output is: “book copy desk pen”, what is the second step?
(a) book copy pen desk
(b) book copy desk pen
(c) copy book pen desk
(d) copy book desk pen
Q24. Input: “7 3 1 9 5”; Output after one step: “1 3 7 9 5”. What will be the output in next step?
(a) 1 3 5 7 9
(b) 1 3 5 9 7
(c) 1 3 5 7 9
(d) 1 3 5 9 7
Q25. Input: “car bat apple dog”; If Step 1: “apple bat car dog”, then Step 2?
(a) apple bat car dog
(b) apple bat dog car
(c) apple car bat dog
(d) apple bat dog car
Data Sufficiency
Q26. What is the value of x?
I. x + y = 10
II. y = 5
(a) Only I
(b) Only II
(c) Both together
(d) Either I or II
Q27. Is A greater than B?
I. A = C + 5
II. B = C + 2
(a) Only I
(b) Only II
(c) Both together
(d) Data insufficient
Q28. Is the number divisible by 4?
I. Last two digits of the number are 32
II. Number is even
(a) Only I
(b) Only II
(c) Both
(d) None
Q29. Is x an odd number?
I. x is not divisible by 2
II. x^2 is odd
(a) Only I
(b) Only II
(c) Either I or II
(d) Both
Q30. What is the day on 10th October?
I. 1st October is Sunday
II. Month has 31 days
(a) Only I
(b) Only II
(c) Both
(d) None
Inequalities
Q31. If A > B = C < D, which is true?
(a) A > D
(b) B = C
(c) C > A
(d) D = A
Q32. If P ≤ Q = R < S, then:
(a) P > S
(b) Q < R
(c) Q = R
(d) R < Q
Q33. If X < Y > Z = W, then:
(a) Y > W
(b) W > Y
(c) Z < Y
(d) X = W
Q34. If M ≥ N > O = P, then:
(a) M > O
(b) P > N
(c) O > M
(d) N < M
Q35. If A ≥ B > C < D, then which is true?
(a) A > D
(b) B > C
(c) C > D
(d) A < C
Clocks
Q36. What is the angle between hour and minute hands at 3:00?
(a) 90°
(b) 75°
(c) 60°
(d) 45°
Q37. How many times do the hands of a clock coincide in a day?
(a) 11
(b) 22
(c) 12
(d) 24
Q38. If it is 5:15, what is the angle between the hands?
(a) 0°
(b) 7.5°
(c) 15°
(d) 60°
Q39. At what time between 2 and 3 will the hands be together?
(a) 10 min past 2
(b) 10.91 min past 2
(c) 11 min past 2
(d) 11.2 min past 2
Q40. How many right angles are formed by hands in 12 hours?
(a) 44
(b) 22
(c) 24
(d) 48
Analogy & Images
Q41. Book: Reading :: Pen: ?
(a) Ink
(b) Writing
(c) Paper
(d) Holding
Q42. Bird: Nest :: Bee: ?
(a) House
(b) Hive
(c) Web
(d) Home
Q43. Fish: Water :: Bird: ?
(a) Nest
(b) Tree
(c) Air
(d) Cloud
Q44. Hand : Glove :: Foot : ?
(a) Sock
(b) Shoe
(c) Slipper
(d) Sole
Q45. Knife: Cut :: Brush: ?
(a) Paint
(b) Draw
(c) Clean
(d) Dust
Figure Counting
Q46. How many triangles are there in a square divided by two diagonals and two medians?
(a) 4
(b) 6
(c) 8
(d) 10
Q47. How many squares are there in a 3×3 grid?
(a) 9
(b) 14
(c) 30
(d) 14
Q48. Count the number of rectangles in a 4×2 rectangle grid.
(a) 20
(b) 24
(c) 30
(d) 18
Q49. How many straight lines can be drawn through 4 non-collinear points?
(a) 4
(b) 6
(c) 10
(d) 5
Q50. In a pentagon, how many diagonals can be drawn?
(a) 3
(b) 5
(c) 7
(d) 10
✅ Answer Key
yamlCopyEditQ1: a, Q2: b, Q3: b, Q4: d, Q5: c,
Q6: a, Q7: a, Q8: b, Q9: b, Q10: d,
Q11: a, Q12: a, Q13: a, Q14: a, Q15: a,
Q16: c, Q17: b, Q18: a, Q19: c, Q20: b,
Q21: b, Q22: b, Q23: b, Q24: c, Q25: d,
Q26: c, Q27: c, Q28: a, Q29: d, Q30: c,
Q31: b, Q32: c, Q33: a, Q34: a, Q35: b,
Q36: a, Q37: b, Q38: b, Q39: b, Q40: d,
Q41: b, Q42: b, Q43: c, Q44: a, Q45: a,
Q46: c, Q47: d, Q48: c, Q49: b, Q50: b
✅ NIACL Assistant: General Awareness – 50 MCQs
Science – Inventions & Discoveries
Q1. Who invented the telephone?
(a) Thomas Edison
(b) Alexander Graham Bell
(c) Nikola Tesla
(d) Isaac Newton
Q2. Who discovered penicillin?
(a) Louis Pasteur
(b) Alexander Fleming
(c) Edward Jenner
(d) Marie Curie
Q3. The theory of relativity was proposed by:
(a) Isaac Newton
(b) Albert Einstein
(c) Galileo
(d) Niels Bohr
Q4. Who invented the World Wide Web?
(a) Steve Jobs
(b) Bill Gates
(c) Tim Berners-Lee
(d) Mark Zuckerberg
Q5. The vaccine for polio was discovered by:
(a) Jonas Salk
(b) Alexander Fleming
(c) Louis Pasteur
(d) Joseph Lister
Geography
Q6. The Tropic of Cancer passes through how many Indian states?
(a) 6
(b) 7
(c) 8
(d) 9
Q7. Which is the largest river in the world by volume?
(a) Amazon
(b) Nile
(c) Mississippi
(d) Yangtze
Q8. Mount Everest lies in which mountain range?
(a) Alps
(b) Andes
(c) Himalayas
(d) Rockies
Q9. The Indian Standard Time is calculated from which longitude?
(a) 82.5° E
(b) 90° E
(c) 75.5° E
(d) 66.5° E
Q10. Which country is known as the “Land of the Rising Sun”?
(a) India
(b) China
(c) Japan
(d) South Korea
History
Q11. Who was the first Governor-General of independent India?
(a) Lord Mountbatten
(b) C. Rajagopalachari
(c) Dr. Rajendra Prasad
(d) Sardar Patel
Q12. Who led the Salt Satyagraha?
(a) Bhagat Singh
(b) Jawaharlal Nehru
(c) Mahatma Gandhi
(d) Subhash Chandra Bose
Q13. The Battle of Plassey was fought in:
(a) 1757
(b) 1764
(c) 1857
(d) 1818
Q14. Who was the founder of the Maurya dynasty?
(a) Ashoka
(b) Chandragupta Maurya
(c) Bindusara
(d) Harshavardhana
Q15. Which Mughal emperor built the Red Fort?
(a) Akbar
(b) Babur
(c) Shah Jahan
(d) Aurangzeb
Indian Constitution & Politics
Q16. The Indian Constitution came into effect on:
(a) 15 August 1947
(b) 26 November 1949
(c) 26 January 1950
(d) 1 January 1948
Q17. Who is known as the architect of the Indian Constitution?
(a) Jawaharlal Nehru
(b) Dr. B.R. Ambedkar
(c) Rajendra Prasad
(d) Sardar Patel
Q18. How many fundamental rights are there in the Indian Constitution?
(a) 5
(b) 6
(c) 7
(d) 8
Q19. Article 370 is related to:
(a) Jammu and Kashmir
(b) Fundamental Duties
(c) Panchayati Raj
(d) Directive Principles
Q20. The President of India is elected for a term of:
(a) 4 years
(b) 5 years
(c) 6 years
(d) 7 years
Budget, Economy & Finance
Q21. GST was implemented in India from:
(a) 1 April 2016
(b) 1 July 2017
(c) 1 January 2018
(d) 1 March 2017
Q22. Who presents the Union Budget in India?
(a) President
(b) Prime Minister
(c) Finance Minister
(d) RBI Governor
Q23. Which of the following is not a type of budget?
(a) Balanced
(b) Surplus
(c) Deficit
(d) Composite
Q24. Which organization regulates the monetary policy in India?
(a) SEBI
(b) RBI
(c) Ministry of Finance
(d) NITI Aayog
Q25. The term “Repo Rate” is related to:
(a) Banking
(b) Taxation
(c) Budget
(d) Foreign Trade
Banking & Current Economy
Q26. The full form of IFSC is:
(a) Indian Financial Secure Code
(b) Indian Financial System Code
(c) International Finance Security Code
(d) International Fiscal Security Code
Q27. Which is the largest public sector bank in India?
(a) Punjab National Bank
(b) Bank of Baroda
(c) Canara Bank
(d) State Bank of India
Q28. UPI stands for:
(a) Unified Payment Interface
(b) Unique Payment Identity
(c) United Payment Integration
(d) Universal Payment Index
Q29. The headquarters of RBI is in:
(a) Delhi
(b) Kolkata
(c) Mumbai
(d) Hyderabad
Q30. What does NEFT stand for?
(a) National Electronic Funds Transfer
(b) New Economic Finance Transfer
(c) National Exchange Fund Trust
(d) None of the above
Current Affairs – National & International
Q31. Who is the current Chief Justice of India (as of 2025)?
(a) N.V. Ramana
(b) D.Y. Chandrachud
(c) U.U. Lalit
(d) R. Banumathi
Q32. G20 Summit 2023 was held in which country?
(a) Indonesia
(b) India
(c) Italy
(d) Japan
Q33. India’s Chandrayaan-3 mission was successfully launched in:
(a) 2021
(b) 2022
(c) 2023
(d) 2024
Q34. Which country won the ICC Cricket World Cup 2023?
(a) India
(b) Australia
(c) England
(d) New Zealand
Q35. Who is the current Finance Minister of India?
(a) Nirmala Sitharaman
(b) Piyush Goyal
(c) Amit Shah
(d) Arun Jaitley
Countries, Capitals & Sports
Q36. The capital of Canada is:
(a) Toronto
(b) Vancouver
(c) Ottawa
(d) Montreal
Q37. Lionel Messi plays for which national football team?
(a) Brazil
(b) Spain
(c) Argentina
(d) France
Q38. Wimbledon is associated with which sport?
(a) Football
(b) Tennis
(c) Golf
(d) Hockey
Q39. ICC is the governing body for:
(a) Football
(b) Tennis
(c) Hockey
(d) Cricket
Q40. Which city will host the Olympics 2028?
(a) Paris
(b) Los Angeles
(c) Tokyo
(d) Rome
Culture, Science & Miscellaneous GK
Q41. Kathak is a classical dance form of:
(a) Tamil Nadu
(b) West Bengal
(c) Uttar Pradesh
(d) Odisha
Q42. Bihu is a famous festival celebrated in:
(a) Manipur
(b) Assam
(c) Kerala
(d) Punjab
Q43. The Nobel Prize is not awarded in which category?
(a) Peace
(b) Literature
(c) Mathematics
(d) Chemistry
Q44. Who was the first Indian to win a Nobel Prize?
(a) Mother Teresa
(b) Rabindranath Tagore
(c) C.V. Raman
(d) Amartya Sen
Q45. ISRO stands for:
(a) Indian Space Research Organization
(b) Indian Scientific Research Organization
(c) International Space Resource Organization
(d) Indian Satellite Research Organization
General Awareness & Events
Q46. The term ‘Green Revolution’ is associated with:
(a) Industrial development
(b) Agriculture
(c) IT sector
(d) Energy
Q47. Which Indian state has the longest coastline?
(a) Tamil Nadu
(b) Gujarat
(c) Andhra Pradesh
(d) Maharashtra
Q48. Which planet is called the “Red Planet”?
(a) Venus
(b) Mars
(c) Jupiter
(d) Mercury
Q49. India’s first woman President was:
(a) Indira Gandhi
(b) Sonia Gandhi
(c) Pratibha Patil
(d) Meira Kumar
Q50. The UN was formed in which year?
(a) 1942
(b) 1945
(c) 1950
(d) 1955
✅ Answer Key
yamlCopyEditQ1: b, Q2: b, Q3: b, Q4: c, Q5: a,
Q6: c, Q7: a, Q8: c, Q9: a, Q10: c,
Q11: a, Q12: c, Q13: a, Q14: b, Q15: c,
Q16: c, Q17: b, Q18: b, Q19: a, Q20: b,
Q21: b, Q22: c, Q23: d, Q24: b, Q25: a,
Q26: b, Q27: d, Q28: a, Q29: c, Q30: a,
Q31: b, Q32: b, Q33: c, Q34: b, Q35: a,
Q36: c, Q37: c, Q38: b, Q39: d, Q40: b,
Q41: c, Q42: b, Q43: c, Q44: b, Q45: a,
Q46: b, Q47: b, Q48: b, Q49: c, Q50: b
✅ NIACL Assistant – Aptitude (50 MCQs)
Number Series (Q1–Q10)
Q1. 3, 9, 27, 81, ?
(a) 162
(b) 243
(c) 121
(d) 108
Q2. 2, 5, 10, 17, 26, ?
(a) 35
(b) 37
(c) 39
(d) 40
Q3. 121, 100, 81, 64, ?
(a) 36
(b) 45
(c) 49
(d) 48
Q4. 7, 14, 28, 56, ?, 224
(a) 100
(b) 112
(c) 118
(d) 108
Q5. 1, 4, 9, 16, 25, ?
(a) 30
(b) 36
(c) 49
(d) 42
Q6. 98, 92, 86, 80, ?
(a) 74
(b) 72
(c) 76
(d) 78
Q7. 3, 6, 18, 72, ?
(a) 144
(b) 216
(c) 288
(d) 360
Q8. 5, 11, 23, 47, ?
(a) 95
(b) 97
(c) 93
(d) 89
Q9. 8, 27, 64, 125, ?
(a) 216
(b) 243
(c) 169
(d) 196
Q10. 90, 81, 73, 66, ?
(a) 59
(b) 60
(c) 57
(d) 55
Quadratic Equations (Q11–Q20)
Q11. Find the roots of the equation: x² − 5x + 6 = 0
(a) 2, 3
(b) −2, −3
(c) 1, 6
(d) 3, 6
Q12. x² + 2x − 15 = 0
(a) 3, −5
(b) 5, −3
(c) 3, 5
(d) −3, −5
Q13. If x² = 49, then x = ?
(a) 7 only
(b) ±7
(c) −7
(d) 0
Q14. What are the roots of x² − 6x + 9 = 0?
(a) 3, 3
(b) −3, −3
(c) 2, 4
(d) 1, 9
Q15. x² − 16 = 0
(a) ±4
(b) 4 only
(c) −4 only
(d) ±8
Q16. x² − 3x − 10 = 0
(a) 5, −2
(b) −5, 2
(c) 3, −10
(d) 5, 3
Q17. x² + 7x + 12 = 0
(a) −3, −4
(b) −1, −12
(c) 3, 4
(d) 1, 12
Q18. x² − x − 20 = 0
(a) 4, −5
(b) 5, −4
(c) −4, −5
(d) 4, 5
Q19. x² − 81 = 0
(a) 0
(b) ±9
(c) ±81
(d) ±1
Q20. x² + 4x + 4 = 0
(a) −2, −2
(b) −4, −4
(c) 2, 2
(d) −1, −3
Approximation/Simplification (Q21–Q30)
Q21. 49 × 51 = ?
(a) 2501
(b) 2499
(c) 2551
(d) 2401
Q22. √144 = ?
(a) 14
(b) 12
(c) 11
(d) 13
Q23. 25% of 240 = ?
(a) 60
(b) 50
(c) 70
(d) 55
Q24. 7² + 3² = ?
(a) 58
(b) 59
(c) 60
(d) 61
Q25. 101 × 99 = ?
(a) 9999
(b) 9990
(c) 9991
(d) 10000
Q26. 14 × 1.5 = ?
(a) 20
(b) 21
(c) 22
(d) 23
Q27. (15 + 25)² = ?
(a) 1000
(b) 1600
(c) 2000
(d) 1800
Q28. 100 ÷ 4 + 12 × 2 = ?
(a) 37
(b) 50
(c) 40
(d) 44
Q29. 3⁴ = ?
(a) 81
(b) 64
(c) 27
(d) 243
Q30. 256 ÷ 4 = ?
(a) 62
(b) 64
(c) 66
(d) 68
Data Interpretation (Q31–Q40)
(Assume the following data: In a school, students enrolled in 5 different subjects are as follows: Math – 120, Science – 100, English – 80, Hindi – 60, Computer – 40)
Q31. What is the total number of students enrolled in all subjects?
(a) 400
(b) 380
(c) 420
(d) 460
Q32. What percentage of students are enrolled in Science?
(a) 25%
(b) 20%
(c) 22.2%
(d) 24%
Q33. Which subject has the least number of students?
(a) English
(b) Hindi
(c) Computer
(d) Science
Q34. How many more students are there in Math than in English?
(a) 30
(b) 40
(c) 20
(d) 50
Q35. If 10 more students enroll in Hindi, what will be the new total for Hindi?
(a) 65
(b) 70
(c) 75
(d) 80
Q36. What is the difference between the number of students in Science and Computer?
(a) 60
(b) 70
(c) 50
(d) 40
Q37. What is the average number of students across all subjects?
(a) 80
(b) 85
(c) 90
(d) 95
Q38. What is the ratio of students in English to those in Math?
(a) 2:3
(b) 2:5
(c) 1:3
(d) 3:4
Q39. If 20 students drop out of Science, what is the new count?
(a) 90
(b) 85
(c) 80
(d) 70
Q40. Students in Math and Science together form what fraction of the total?
(a) 2/3
(b) 1/2
(c) 5/7
(d) 11/21
Miscellaneous Arithmetic (Q41–Q50)
Q41. A train runs 360 km in 4 hours. What is its speed?
(a) 90 km/h
(b) 100 km/h
(c) 80 km/h
(d) 110 km/h
Q42. A person spends 70% of his income. If he earns ₹30,000, what is his saving?
(a) ₹9,000
(b) ₹8,000
(c) ₹10,000
(d) ₹7,000
Q43. If 12 workers can complete a job in 10 days, how many days will 6 workers take?
(a) 20
(b) 15
(c) 25
(d) 10
Q44. What is the simple interest on ₹2,000 for 2 years at 5% p.a.?
(a) ₹100
(b) ₹200
(c) ₹150
(d) ₹250
Q45. A man bought a mobile for ₹10,000 and sold it for ₹12,000. What is the profit percentage?
(a) 20%
(b) 22%
(c) 25%
(d) 18%
Q46. If the perimeter of a square is 40 cm, its side is:
(a) 10 cm
(b) 12 cm
(c) 8 cm
(d) 15 cm
Q47. A car covers 120 km in 2 hours. What is the speed?
(a) 50 km/h
(b) 60 km/h
(c) 70 km/h
(d) 80 km/h
Q48. The LCM of 8 and 12 is:
(a) 24
(b) 36
(c) 48
(d) 16
Q49. A shopkeeper marked a price as ₹500 and gave a 10% discount. What is the selling price?
(a) ₹450
(b) ₹475
(c) ₹400
(d) ₹425
Q50. The area of a rectangle of length 10 cm and breadth 5 cm is:
(a) 60 cm²
(b) 55 cm²
(c) 50 cm²
(d) 45 cm²
✅ Answer Key
Q1: b, Q2: b, Q3: a, Q4: b, Q5: b, Q6: a, Q7: b, Q8: b, Q9: a, Q10: a
Q11: a, Q12: a, Q13: b, Q14: a, Q15: a, Q16: a, Q17: a, Q18: b, Q19: b, Q20: a
Q21: a, Q22: b, Q23: a, Q24: c, Q25: a, Q26: b, Q27: b, Q28: d, Q29: a, Q30: b
Q31: c, Q32: c, Q33: c, Q34: b, Q35: b, Q36: a, Q37: a, Q38: b, Q39: c, Q40: d
Q41: a, Q42: a, Q43: a, Q44: b, Q45: c, Q46: a, Q47: b, Q48: a, Q49: a, Q50: c
✅ NIACL Assistant – English Language (50 MCQs)
Reading Comprehension (Q1–Q10)
Read the following passage and answer the questions below:
India has a rapidly growing economy and a large population, yet it still struggles with issues of poverty and unemployment. The government has initiated various welfare schemes to address these problems. However, corruption and inefficient implementation often undermine their success. A significant portion of the population still lacks access to quality education and healthcare.
Q1. What is the main issue discussed in the passage?
(a) India’s education system
(b) India’s growing economy
(c) Poverty and unemployment in India
(d) Corruption in politics
Q2. What hampers the success of welfare schemes?
(a) Political will
(b) Public opposition
(c) Corruption and poor implementation
(d) Economic slowdown
Q3. Which sectors are mentioned as lacking for a significant portion of the population?
(a) Transport and sanitation
(b) Education and healthcare
(c) Jobs and roads
(d) Water and electricity
Q4. What is the tone of the passage?
(a) Humorous
(b) Informative
(c) Sarcastic
(d) Critical
Q5. What is the paradox mentioned in the passage?
(a) Rapid growth but shrinking education
(b) Large economy but poor implementation
(c) Growth and poverty coexisting
(d) Healthcare but no infrastructure
Q6. According to the passage, which of the following is a governmental effort?
(a) Building hospitals
(b) Enacting welfare schemes
(c) Urban planning
(d) Free trade agreements
Q7. The word “undermine” as used in the passage means:
(a) Support
(b) Encourage
(c) Weaken
(d) Promote
Q8. What is the author’s likely purpose for writing this passage?
(a) To entertain
(b) To criticize the media
(c) To inform about social issues
(d) To explain economic theory
Q9. What can be inferred from the passage?
(a) India has solved its education issues
(b) Unemployment is declining fast
(c) Implementation is more critical than planning
(d) Healthcare is free for all
Q10. Which of the following best summarizes the passage?
(a) India’s booming population
(b) Social problems in a growing economy
(c) Education reforms in India
(d) Media and welfare
Spotting Errors (Q11–Q20)
Q11. She do not know how to solve the problem.
(a) She
(b) do
(c) know
(d) No error
Q12. Neither of the boys have brought their books.
(a) Neither
(b) have
(c) brought
(d) No error
Q13. The teacher along with the students are going for a picnic.
(a) along with
(b) the students
(c) are going
(d) No error
Q14. He is senior than me.
(a) is
(b) senior
(c) than
(d) No error
Q15. One of my friend is a scientist.
(a) One
(b) of
(c) friend
(d) No error
Q16. The sceneries of Kashmir is beautiful.
(a) The
(b) sceneries
(c) is
(d) No error
Q17. I prefer coffee than tea.
(a) prefer
(b) coffee
(c) than
(d) No error
Q18. Each of the players have a contract.
(a) Each
(b) of
(c) have
(d) No error
Q19. The jury was divided in their opinions.
(a) The
(b) jury
(c) in
(d) No error
Q20. It is one of the best movie I have ever seen.
(a) one
(b) of
(c) movie
(d) No error
Fill in the Blanks (Q21–Q30)
Q21. The police __________ the thief before he could escape.
(a) catch
(b) caught
(c) catching
(d) catches
Q22. She is interested __________ learning French.
(a) to
(b) for
(c) in
(d) of
Q23. He walked slowly lest he __________ fall.
(a) may
(b) should
(c) shall
(d) must
Q24. We should not make __________ of the poor.
(a) laugh
(b) mock
(c) joke
(d) fun
Q25. The house was decorated __________ flowers.
(a) from
(b) with
(c) by
(d) through
Q26. If I __________ you, I would apologize.
(a) am
(b) was
(c) were
(d) be
Q27. The teacher told the students to __________ noise.
(a) make
(b) not to make
(c) not make
(d) avoid
Q28. She __________ to the market yesterday.
(a) go
(b) going
(c) went
(d) gone
Q29. This road leads __________ the temple.
(a) to
(b) at
(c) by
(d) from
Q30. He has been working here __________ 2015.
(a) from
(b) since
(c) for
(d) by
Cloze Test (Q31–Q35)
Fill in the blanks with the correct word from the options.
_Population explosion is one of the biggest challenges faced by our country today. It has led to (31) _____ unemployment, poverty, and other social problems. The government is taking steps to (32) _____ awareness about family planning and education. If population growth is not (33) ____, it could (34) _____ to serious consequences. It is the duty of every citizen to (35) _____ responsible behavior.
Q31.
(a) increased
(b) decreasing
(c) rising
(d) spread
Q32.
(a) give
(b) create
(c) raise
(d) produce
Q33.
(a) ignored
(b) celebrated
(c) checked
(d) noticed
Q34.
(a) lead
(b) cause
(c) result
(d) take
Q35.
(a) show
(b) feel
(c) play
(d) act
Para-Jumbles (Q36–Q40)
Arrange the following sentences into a logical sequence:
Q36.
P: She failed to reach on time.
Q: Riya left her house late.
R: As a result, she missed the bus.
S: The bus was scheduled at 8 am.
(a) QSPR
(b) SQPR
(c) PQRS
(d) QPSR
Q37.
P: It has many health benefits.
Q: Yoga is an ancient practice.
R: It improves flexibility and mental peace.
S: People around the world follow it.
(a) QRPS
(b) QPRS
(c) PSRQ
(d) QPSR
Q38.
P: He slipped and fell.
Q: The floor was wet.
R: Raj entered the kitchen.
S: He hurt his knee.
(a) RQPS
(b) QPRS
(c) PRSQ
(d) RQSP
Q39.
P: It was a thrilling experience.
Q: We went to an amusement park.
R: We enjoyed the rides.
S: We returned home late.
(a) QRSP
(b) QPRS
(c) QSRP
(d) PQRS
Q40.
P: I started a new book.
Q: It is a mystery novel.
R: I love reading.
S: I read for an hour daily.
(a) RSPQ
(b) PQRS
(c) RSQP
(d) PRSQ
Sentence Improvement (Q41–Q45)
Q41. He did not went to school yesterday.
(a) not go
(b) not went
(c) go
(d) going
Q42. She is living in Delhi for five years.
(a) lives
(b) has lived
(c) has been living
(d) living
Q43. The baby was crying since morning.
(a) has cried
(b) has been crying
(c) is crying
(d) was crying
Q44. I am used to eat junk food.
(a) use to eating
(b) used to eating
(c) used to eat
(d) use to eat
Q45. They discussed about the problem.
(a) discussed on
(b) discuss about
(c) discussed
(d) have discussed
Sentence Connectors (Q46–Q50)
Q46. He worked hard. He failed. (Choose the correct connector)
(a) However
(b) Therefore
(c) Because
(d) Although
Q47. The game was cancelled __________ it rained heavily.
(a) because
(b) however
(c) although
(d) but
Q48. I was late __________ I missed the bus.
(a) so
(b) but
(c) because
(d) although
Q49. He is poor __________ he is honest.
(a) yet
(b) so
(c) because
(d) hence
Q50. I studied a lot. __________ I failed.
(a) So
(b) Though
(c) Yet
(d) Because
✅ Answer Key
yamlCopyEditQ1: c, Q2: c, Q3: b, Q4: d, Q5: c, Q6: b, Q7: c, Q8: c, Q9: c, Q10: b
Q11: b, Q12: b, Q13: c, Q14: c, Q15: c, Q16: c, Q17: c, Q18: c, Q19: c, Q20: c
Q21: b, Q22: c, Q23: b, Q24: d, Q25: b, Q26: c, Q27: c, Q28: c, Q29: a, Q30: b
Q31: a, Q32: c, Q33: c, Q34: a, Q35: d
Q36: d, Q37: a, Q38: a, Q39: a, Q40: c
Q41: a, Q42: c, Q43: b, Q44: b, Q45: c
Q46: a, Q47: a, Q48: c, Q49: a, Q50: c