History Of Computers

Question 1

When was the first mechanical computer invented?

Answer 1

The first mechanical computer was invented in the early 19th century.

Question 2

Who is considered the ‘father of computers’?

Answer 2

Charles Babbage is considered the ‘father of computers.’

Question 3

What was the name of the first electronic general-purpose computer?

Answer 3

The ENIAC (Electronic Numerical Integrator and Computer) was the first electronic general-purpose computer.

Question 4

What year was the first personal computer introduced?

Answer 4

The first personal computer was introduced in 1975.

Question 5

Which company introduced the first commercially successful personal computer?

Answer 5

IBM introduced the first commercially successful personal computer.

Question 6

What is the significance of the invention of the microprocessor?

Answer 6

The invention of the microprocessor led to the development of smaller and more powerful computers.

Question 7

What is the difference between analog and digital computers?

Answer 7

Analog computers use continuous data while digital computers use discrete data.

Question 8

What is the significance of the invention of the World Wide Web?

Answer 8

The invention of the World Wide Web revolutionized the way information is accessed and shared on the internet.

Question 9

What is Moore’s Law?

Answer 9

Moore’s Law states that the number of transistors on a microchip doubles approximately every two years, leading to increased computing power.

Question 10

What is the difference between hardware and software in a computer system?

Answer 10

Hardware refers to the physical components of a computer system, while software refers to the programs that run on the hardware.

Question 11

What is the role of the operating system in a computer?

Answer 11

The operating system manages the computer’s hardware and provides a user interface for interacting with the system.

Question 12

What is the purpose of binary code in computers?

Answer 12

Binary code is used in computers to represent data and instructions using only two symbols: 0 and 1.

Question 13

What is the difference between RAM and ROM in a computer?

Answer 13

RAM (Random Access Memory) is volatile memory used for temporary storage, while ROM (Read-Only Memory) is non-volatile memory used for permanent storage.

Question 14

What is the significance of the development of artificial intelligence in computing?

Answer 14

The development of artificial intelligence has led to computers being able to perform tasks that typically require human intelligence.

Question 15

What is the purpose of a computer network?

Answer 15

A computer network allows multiple computers to communicate and share resources with each other.

Question 16

What is the difference between a server and a client in a network?

Answer 16

A server provides resources or services to clients, while a client requests resources or services from servers.

Question 17

What is the significance of the development of cloud computing?

Answer 17

Cloud computing allows users to access and store data and applications over the internet instead of on local hardware.

Question 18

What is the difference between a desktop computer and a laptop computer?

Answer 18

A desktop computer is designed to stay in one location, while a laptop computer is portable and can be used anywhere.

Question 19

What is the purpose of a computer motherboard?

Answer 19

The computer motherboard is the main circuit board that connects all the components of a computer system together.

Question 20

What is the significance of the development of quantum computing?

Answer 20

Quantum computing has the potential to solve complex problems much faster than classical computers due to the use of quantum bits (qubits).

Question 21

What is the role of a computer programmer in software development?

Answer 21

A computer programmer writes, tests, and maintains the code that enables computer programs to function properly.

Question 22

What is the purpose of input devices in a computer system?

Answer 22

Input devices allow users to enter data and commands into a computer system, such as keyboards and mice.

Question 23

What is the difference between a computer virus and malware?

Answer 23

A computer virus is a type of malware that replicates itself, while malware is a broad term that encompasses various types of malicious software.

Question 24

What is the purpose of a computer monitor?

Answer 24

A computer monitor displays visual output from the computer system, allowing users to see information and graphics.

Question 25

What is the difference between a hard drive and an SSD in a computer?

Answer 25

A hard drive uses spinning disks to store data, while an SSD (Solid State Drive) uses flash memory for faster access to data.