Elementary Computer — Mock Paper 1
Course Code: ***5SDCT31 | UG Semester III (Session 2025-26)
Max Marks: 100 | Time: 2 Hours | Min Passing Marks: 36
Pattern: 100 objective-type questions × 1 mark each. Write the correct option (A, B, C or D) on the OMR sheet.
OMR Instructions
- Each question carries 1 mark. There is no negative marking.
- Mark only ONE option (A, B, C or D) per question on the OMR sheet.
- Use a blue or black ball-point pen to mark your answers.
- More than one answer for a question, or an answer marked in any other way, will be treated as wrong.
- Non-scientific calculators are allowed in the examination hall.
Q1. Processed data that is meaningful and useful for decision-making is called —
- Raw data
- A program
- Hardware
- Information
Q2. First-generation computers used which technology?
- Transistors
- Integrated circuits
- Vacuum tubes
- Microprocessors
Q3. ENIAC stands for —
- Electronic Network for Internet and Computing
- Electrical Numerical Integration and Calculation
- Electronic Numerical Integrator and Computer
- Electronic Numbering Integrator and Calculator
Q4. Transistors were used as the main electronic component in which generation of computers?
- First generation
- Third generation
- Second generation
- Fourth generation
Q5. Integrated Circuits (ICs) were introduced in —
- First-generation computers
- Second-generation computers
- Third-generation computers
- Fifth-generation computers
Q6. The first microprocessor, Intel 4004, was introduced in the year —
- 1981
- 1971
- 1961
- 1991
Q7. Who is known as the ‘Father of the Computer’?
- Alan Turing
- Charles Babbage
- John von Neumann
- Bill Gates
Q8. Supercomputers are mainly used for —
- Word processing in offices
- Playing music and videos
- Simple billing calculations
- Weather forecasting and complex scientific research
Q9. India’s first supercomputer was —
- EKA
- PARAM Yuva
- PARAM 8000
- SAGA-220
Q10. Microcomputers are commonly known as —
- Mainframe computers
- Supercomputers
- Personal computers
- Mini computers
Q11. Mainframe computers are typically used by —
- School students at home
- Small retail shops
- Individual gamers
- Large organisations such as banks and airlines
Q12. Which is considered the earliest calculating device?
- Slide rule
- Abacus
- Pocket calculator
- Napier’s bones
Q13. The Analytical Engine was designed by —
- Howard Aiken
- Blaise Pascal
- Charles Babbage
- Herman Hollerith
Q14. Fifth-generation computers are based on —
- Vacuum tubes
- Artificial Intelligence
- Transistors
- Integrated circuits
Q15. The CPU is often called the — of the computer.
- Heart
- Brain
- Stomach
- Nervous system
Q16. The ALU performs —
- Only input operations
- Arithmetic and logical operations
- Only printing operations
- Memory refresh operations
Q17. The main function of the Control Unit is to —
- Coordinate the activities of all other units
- Perform addition and subtraction
- Store data permanently
- Display results on screen
Q18. Which memory is volatile in nature?
- RAM
- ROM
- PROM
- EPROM
Q19. The BIOS program is permanently stored in —
- RAM
- Cache memory
- ROM
- Hard-disk buffer
Q20. The small, very fast memory placed between the CPU and RAM is —
- Cache memory
- Virtual memory
- Flash memory
- Secondary memory
Q21. One byte is equal to —
- 4 bits
- 16 bits
- 8 bits
- 1024 bits
Q22. 1 KB of memory is equal to —
- 1024 bytes
- 1000 bytes
- 1024 bits
- 1000 bits
Q23. Which of the following is a secondary storage device?
- RAM
- Hard disk
- ROM
- Cache
Q24. The storage capacity of a standard CD-ROM is —
- 4.7 GB
- 700 MB
- 1.44 MB
- 25 GB
Q25. Which of the following is NOT a pointing device?
- Mouse
- Joystick
- Light pen
- Keyboard
Q26. MICR technology is mainly used in —
- Banks for cheque processing
- Railway ticket booking
- Weather forecasting
- Video editing
Q27. Which printer is an impact printer?
- Laser printer
- Dot-matrix printer
- Inkjet printer
- Thermal printer
Q28. Which device gives soft-copy output?
- Printer
- Plotter
- Speaker
- Monitor
Q29. The binary equivalent of decimal 45 is —
- 101101
- 101011
- 110101
- 100101
Q30. The decimal value of binary 11010 is —
- 24
- 28
- 22
- 26
Q31. The hexadecimal equivalent of decimal 255 is —
- FF
- EF
- F0
- 99
Q32. The decimal value of hexadecimal 2F is —
- 42
- 57
- 37
- 47
Q33. The octal equivalent of decimal 15 is —
- 15
- 17
- 21
- 13
Q34. The decimal value of octal 77 is —
- 63
- 77
- 56
- 70
Q35. The base (radix) of the hexadecimal number system is —
- 8
- 10
- 16
- 2
Q36. Which of the following is NOT a valid octal number?
- (17)8
- (72)8
- (45)8
- (63)8
Q37. The output of an AND gate is 1 only when —
- Any one input is 1
- All inputs are 1
- All inputs are 0
- The inputs are different
Q38. The output of an OR gate is 0 only when —
- Any one input is 0
- All inputs are 1
- All inputs are 0
- The inputs are different
Q39. Which gates are called universal gates?
- AND and OR
- XOR and XNOR
- NOT and AND
- NAND and NOR
Q40. The output of an XOR gate is 1 when —
- The inputs are the same
- All inputs are 1
- The inputs are different
- All inputs are 0
Q41. Machine language is a —
- Second-generation (2GL) language
- Third-generation (3GL) language
- First-generation (1GL) language
- Fourth-generation (4GL) language
Q42. An assembler converts —
- Assembly language into machine language
- Machine language into assembly language
- High-level language into assembly language
- English text into Hindi text
Q43. A compiler differs from an interpreter in that the compiler —
- Translates the program line by line
- Translates the entire program at once before execution
- Does not produce any object code
- Works only on assembly language
Q44. An operating system is —
- A type of application software
- A programming language
- A hardware device
- An interface between the user and the hardware
Q45. Batch-processing operating systems are best suited for —
- Playing interactive video games
- Real-time air traffic control
- Chatting on the internet
- Payroll processing of a large company
Q46. MS-DOS is an example of a —
- Multi-user operating system
- Real-time operating system
- Single-user operating system
- Distributed operating system
Q47. In a time-sharing operating system —
- Only one job runs at a time
- Multiple users share the CPU’s time simultaneously
- The CPU remains idle most of the time
- Each user gets a separate CPU
Q48. The first version of Microsoft Windows was released in —
- 1985
- 1995
- 1990
- 1981
Q49. Linux was developed by —
- Bill Gates
- Steve Jobs
- Dennis Ritchie
- Linus Torvalds
Q50. UNIX was developed at —
- Bell Labs
- Microsoft
- IBM
- Apple
Q51. The kernel is —
- A type of computer virus
- The core part of the operating system
- An input device
- A web browser
Q52. Booting means —
- Switching off the computer
- Installing a printer
- Formatting a disk
- Loading the operating system into memory
Q53. Which key combination is used for a warm boot in Windows?
- Ctrl + C
- Ctrl + Alt + Del
- Alt + F4
- Shift + Del
Q54. Multitasking refers to —
- Using several CPUs together
- Executing several tasks apparently at the same time
- Connecting several computers
- Printing several pages at once
Q55. The concept of the Graphical User Interface (GUI) was first developed at —
- Xerox PARC
- Microsoft
- Apple
- IBM
Q56. The Android operating system is based on —
- The Windows kernel
- MS-DOS
- The Linux kernel
- UNIX System V
Q57. Real-time operating systems are used in —
- Word processing
- Playing music
- Air traffic control systems
- Browsing the internet
Q58. The Internet evolved from —
- Intranet
- Ethernet
- Extranet
- ARPANET
Q59. The World Wide Web was invented by —
- Bill Gates
- Tim Berners-Lee
- Vint Cerf
- Larry Page
Q60. Which is considered the first search engine?
- Archie
- Yahoo
- Bing
Q61. E-mail was invented by —
- Tim Berners-Lee
- Ray Tomlinson
- Bill Gates
- Steve Jobs
Q62. SMTP is used for —
- Receiving e-mail
- Browsing websites
- Chatting online
- Sending e-mail
Q63. URL stands for —
- Universal Record Link
- Uniform Resource Locator
- Uniform Reference Line
- United Resource Library
Q64. HTML stands for —
- HighText Machine Language
- HyperText Markup Language
- Hyperlink Text Mode Language
- Home Tool Markup Language
Q65. The <title> tag in HTML —
- Makes the text bold
- Displays text in the browser’s title bar or tab
- Creates a table
- Inserts an image
Q66. Which tag is used to create a hyperlink in HTML?
- <link>
- <href>
- <a>
- <hlink>
Q67. In the <img> tag, the attribute that gives the path of the image is —
- alt
- src
- href
- link
Q68. Which tag defines a row in an HTML table?
- <td>
- <th>
- <tab>
- <tr>
Q69. Which tag creates a numbered list in HTML?
- <ol>
- <ul>
- <li>
- <nl>
Q70. Which tag makes text bold in HTML?
- <i>
- <b>
- <u>
- <bold>
Q71. CSS stands for —
- Computer Style Sheets
- Creative Style System
- Coded Style Sheets
- Cascading Style Sheets
Q72. The <br> tag in HTML is used to —
- Insert a line break
- Make the text bold
- Draw a horizontal line
- Create a link
Q73. A LAN typically covers —
- A building or a campus
- An entire city
- A whole country
- The whole world
Q74. A MAN covers an area of approximately —
- A city
- A single room
- A continent
- A single building
Q75. The largest example of a WAN is —
- A home Wi-Fi network
- Bluetooth
- The Internet
- A college LAN
Q76. In a star topology, all devices are connected to —
- A central hub or switch
- A single long cable
- Each other in a circle
- Two backbone cables
Q77. Which topology is the most reliable but also the most expensive?
- Mesh topology
- Bus topology
- Ring topology
- Star topology
Q78. Which device connects two or more different networks and routes data between them?
- Hub
- Repeater
- Modem
- Router
Q79. A modem converts —
- Analog signals to digital only
- Sound signals to video
- Digital signals to analog and vice versa
- Text data to images
Q80. A gateway is used to —
- Amplify weak signals
- Connect a printer to a computer
- Increase the RAM capacity
- Connect dissimilar networks with protocol translation
Q81. Which transmission medium is the fastest?
- Fibre-optic cable
- Twisted-pair cable
- Coaxial cable
- Telephone wire
Q82. ISDN stands for —
- International Standard Data Network
- Internet Services Digital Node
- Integrated Services Digital Network
- Integrated System Data Number
Q83. A walkie-talkie is an example of —
- Half-duplex communication
- Full-duplex communication
- Simplex communication
- No communication
Q84. A bridge is used to —
- Connect and filter traffic between LAN segments
- Connect a computer to the internet
- Translate protocols between networks
- Print documents
Q85. NIC stands for —
- National Internet Connection
- Network Interface Card
- Network Internal Cable
- New Internet Computer
Q86. A repeater is used to —
- Convert digital signals to analog
- Connect different networks
- Store data permanently
- Regenerate and amplify weak signals
Q87. Amazon and Flipkart are examples of —
- B2C e-commerce
- B2B e-commerce
- C2C e-commerce
- C2B e-commerce
Q88. OLX and eBay are examples of —
- B2C e-commerce
- B2B e-commerce
- G2C e-commerce
- C2C e-commerce
Q89. EDI stands for —
- Electronic Digital Internet
- Economic Data Interface
- External Data Instruction
- Electronic Data Interchange
Q90. UPI stands for —
- Universal Payment Integration
- United Payments of India
- Unique Payment Instrument
- Unified Payments Interface
Q91. The Information Technology Act, 2000 came into force on —
- 9 June 2000
- 15 August 2000
- 17 October 2000
- 26 January 2000
Q92. Section 66 of the IT Act, 2000 deals with —
- Publishing obscene content
- Identity theft
- Breach of confidentiality
- Hacking and computer-related offences
Q93. Identity theft through a computer is punishable under —
- Section 66C of the IT Act
- Section 66A of the IT Act
- Section 65 of the IT Act
- Section 43 of the IT Act
Q94. Section 66A of the IT Act was —
- Struck down by the Supreme Court in 2015
- Added to the Act in 2015
- Amended in the year 2020
- Never a part of the Act
Q95. Software piracy means —
- Writing new software
- Buying licensed software
- Deleting old software
- Unauthorised copying and distribution of software
Q96. Copyright protects —
- Brand names and logos
- New inventions and machines
- Original creative work such as software code
- Trade secrets of companies
Q97. Phishing is —
- A technique of catching fish
- A type of antivirus software
- A kind of network cable
- Sending fraudulent e-mails to steal personal information
Q98. The term ‘Artificial Intelligence’ was coined by —
- Alan Turing
- Marvin Minsky
- John McCarthy
- Geoffrey Hinton
Q99. The Turing Test was proposed in the year —
- 1956
- 1966
- 1950
- 1997
Q100. IBM’s Deep Blue defeated world chess champion Garry Kasparov in —
- 1987
- 2007
- 1997
- 2017
Answer Key — Mock Paper 1
| Q.No | Answer | Q.No | Answer | Q.No | Answer | Q.No | Answer | Q.No | Answer |
|---|---|---|---|---|---|---|---|---|---|
| 1 | D | 2 | C | 3 | C | 4 | C | 5 | C |
| 6 | B | 7 | B | 8 | D | 9 | C | 10 | C |
| 11 | D | 12 | B | 13 | C | 14 | B | 15 | B |
| 16 | B | 17 | A | 18 | A | 19 | C | 20 | A |
| 21 | C | 22 | A | 23 | B | 24 | B | 25 | D |
| 26 | A | 27 | B | 28 | D | 29 | A | 30 | D |
| 31 | A | 32 | D | 33 | B | 34 | A | 35 | C |
| 36 | B | 37 | B | 38 | C | 39 | D | 40 | C |
| 41 | C | 42 | A | 43 | B | 44 | D | 45 | D |
| 46 | C | 47 | B | 48 | A | 49 | D | 50 | A |
| 51 | B | 52 | D | 53 | B | 54 | B | 55 | A |
| 56 | C | 57 | C | 58 | D | 59 | B | 60 | A |
| 61 | B | 62 | D | 63 | B | 64 | B | 65 | B |
| 66 | C | 67 | B | 68 | D | 69 | A | 70 | B |
| 71 | D | 72 | A | 73 | A | 74 | A | 75 | C |
| 76 | A | 77 | A | 78 | D | 79 | C | 80 | D |
| 81 | A | 82 | C | 83 | A | 84 | A | 85 | B |
| 86 | D | 87 | A | 88 | D | 89 | D | 90 | D |
| 91 | C | 92 | D | 93 | A | 94 | A | 95 | D |
| 96 | C | 97 | D | 98 | C | 99 | C | 100 | C |
