History of Computers

1. Which of the following was the first computer to use a stored-program architecture?

a) ENIAC

b) UNIVAC

c) Colossus

d) Manchester Mark 1

Answer: d) Manchester Mark 1

2. Who is credited with designing the first general-purpose computer?

a) John von Neumann

b) Charles Babbage

c) Alan Turing

d) Howard Aiken

Answer: b) Charles Babbage

3. Which of the following was the first commercially successful personal computer?

a) Apple II

b) IBM PC

c) Commodore 64

d) Atari 800

Answer: a) Apple II

4. Who is often referred to as the “Father of the Computer”?

a) Charles Babbage

b) John von Neumann

c) Alan Turing

d) Grace Hopper

Answer: a) Charles Babbage

5. Which of the following was the first computer to be fully electronic and use binary code?

a) Colossus

b) Harvard Mark I

c) ENIAC

d) Manchester Mark 1

Answer: c) ENIAC

6. Which company introduced the first computer with a graphical user interface?

a) Apple

b) Microsoft

c) Xerox

d) IBM

Answer: c) Xerox

Generations of Computers

1. Which generation of computers used vacuum tubes for processing?

a) First generation

b) Second generation

c) Third generation

d) Fourth generation

Answer: a) First generation

2. Which generation of computers used transistors for processing?

a) Second generation

b) First generation

c) Third generation

d) Fourth generation

Answer: a) Second generation

3. Which generation of computers used integrated circuits for processing?

a) Third generation

b) Second generation

c) First generation

d) Fourth generation

Answer: a) Third generation

4. Which generation of computers used microprocessors for processing?

a) Fourth generation

b) Third generation

c) Second generation

d) First generation

Answer: a) Fourth generation

Types of Computer

1. Which of the following is not a type of computer?

a) Supercomputer

b) Mainframe computer

c) Desktop computer

d) Analog computer

Answer: d) Analog computer

2. Which type of computer is used in scientific research and engineering applications?

a) Supercomputer

b) Mainframe computer

c) Desktop computer

d) Personal computer

Answer: a) Supercomputer

3. Which type of computer is used for large-scale data processing and transaction processing?

a) Mainframe computer

b) Supercomputer

c) Desktop computer

d) Personal computer

Answer: a) Mainframe computer

4. Which type of computer is designed to be used by a single user?

a) Personal computer

b) Mainframe computer

c) Supercomputer

d) Mini computer

Answer: a) Personal computer

5. Which type of computer is smaller and less powerful than a mainframe computer?

a) Mini computer

b) Supercomputer

c) Desktop computer

d) Personal computer

Answer: a) Mini computer

6. Which of the following is not a category of personal computers?

a) Desktop

b) Laptop

c) Netbook

d) Mainframe

Answer: d) Mainframe

7. Which type of computer is designed to be portable?

a) Laptop computer

b) Desktop computer

c) Supercomputer

d) Mainframe computer

Answer: a) Laptop computer

8. Which type of computer is used for basic computing tasks and is designed to be affordable?

a) Netbook

b) Laptop computer

c) Mainframe computer

d) Supercomputer

Answer: a) Netbook

9. Which type of computer is used for gaming and high-performance tasks?

a) Gaming computer

b) Netbook

c) Laptop computer

d) Desktop computer

Answer: a) Gaming computer

10. Which type of computer is used for multimedia tasks such as video editing and graphic design?

a) Workstation computer

b) Gaming computer

c) Laptop computer

d) Netbook

Answer: a) Workstation computer

11. Which type of computer is used for server applications?

a) Rack server

b) Gaming computer

c) Desktop computer

d) Workstation computer

Answer: a) Rack server

12. Which type of computer is used for virtualization and cloud computing?

a) Blade server

b) Desktop computer

c) Gaming computer

d) Workstation computer

Answer: a) Blade server

13. Which type of computer is used for embedded systems and industrial automation?

a) Embedded computer

b) Desktop computer

c) Gaming computer

d) Workstation computer

Answer: a) Embedded Computer

14. Which of the following is a characteristic of a mainframe computer?

a) High processing power

b) Large memory capacity

c) Multiple users

d) Portable design

Answer: c) Multiple users

15. Which generation of computers was characterized by the use of magnetic tape for storage?

a) First generation

b) Second generation

c) Third generation

d) Fourth generation

Answer: b) Second generation

16. Which generation of computers introduced the use of high-level programming languages?

a) Second generation

b) First generation

c) Third generation

d) Fourth generation

Answer: c) Third generation

17. Which of the following is a characteristic of a mini computer?

a) Large size

b) High processing power

c) Affordable price

d) Portable design

Answer: b) High processing power

18. Which type of computer is used in ATMs, vending machines, and traffic lights?

a) Embedded computer

b) Desktop computer

c) Gaming computer

d) Workstation computer

Answer: a) Embedded computer

19. Which type of computer is used for artificial intelligence and machine learning applications?

a) Quantum computer

b) Mainframe computer

c) Personal computer

d) Supercomputer

Answer: a) Quantum computer

20. Which type of computer is used in military applications and cryptography?

a) Quantum computer

b) Mainframe computer

c) Personal computer

d) Cryptography computer

Answer: d) Cryptography computer

21. Which type of computer is used for advanced scientific simulations and modeling?

a) Mainframe computer

b) Supercomputer

c) Desktop computer

d) Personal computer

Answer: b) Supercomputer

22. Which generation of computers introduced the use of graphical user interfaces (GUIs)?

a) Second generation

b) Third generation

c) Fourth generation

d) Fifth generation

Answer: c) Fourth generation

23. Which of the following is not a characteristic of a blade server?

a) High processing power

b) Compact design

c) Multiple users

d) Scalability

Answer: c) Multiple users

24. Which type of computer is used for autonomous vehicles and drones?

a) Embedded computer

b) Personal computer

c) Workstation computer

d) Quantum computer

Answer: a) Embedded computer

25. Which type of computer is used in the finance industry for trading and risk management?

a) Mainframe computer

b) Personal computer

c) Supercomputer

d) Cryptography computer

Answer: a) Mainframe computer