Q: Which of the following is an input device?

Keyboard (कीबोर्ड)

Question 1

Who is known as the father of the computer?

Accepted Answer

Charles Babbage (चार्ल्स बैबेज)

Question 2

CPU stands for:

Accepted Answer

Central Processing Unit (सेंट्रल प्रोसेसिंग यूनिट)

Question 3

Which of the following is an input device?

Accepted Answer

Keyboard (कीबोर्ड)

Question 4

Which of the following is an output device?

Accepted Answer

Monitor (मॉनिटर)

Question 5

The full form of RAM is:

Accepted Answer

Random Access Memory (रैंडम एक्सेस मेमोरी)

Question 6

The full form of ROM is:

Accepted Answer

Read Only Memory (रीड ओनली मेमोरी)

Question 7

Which memory is volatile in nature?

Accepted Answer

RAM (रैम)

Question 8

1 Byte is equal to:

Accepted Answer

8 Bits (8 बिट्स)

Question 9

Which generation of computers used vacuum tubes?

Accepted Answer

First Generation (प्रथम पीढ़ी)

Question 10

Which generation of computers used transistors?

Accepted Answer

Second Generation (द्वितीय पीढ़ी)

Question 11

Integrated Circuits (ICs) were used in which generation of computers?

Accepted Answer

Third Generation (तृतीय पीढ़ी)

Question 12

Microprocessors were introduced in which generation of computers?

Accepted Answer

Fourth Generation (चतुर्थ पीढ़ी)

Question 13

Artificial Intelligence (AI) is associated with which generation of computers?

Accepted Answer

Fifth Generation (पांचवीं पीढ़ी)

Question 14

Which of the following is a characteristic of a computer?

Accepted Answer

All of the above (उपरोक्त सभी)

Question 15

A computer cannot work without:

Accepted Answer

Operating System (ऑपरेटिंग सिस्टम)

Question 16

Which of the following is a type of computer based on size?

Accepted Answer

All of the above (उपरोक्त सभी)

Question 17

Which of the following is the fastest type of computer?

Accepted Answer

Supercomputer (सुपर कंप्यूटर)

Question 18

A laptop is an example of which type of computer?

Accepted Answer

Microcomputer (माइक्रो कंप्यूटर)

Question 19

Which unit of the computer performs arithmetic and logical operations?

Accepted Answer

Arithmetic Logic Unit (ALU) (अरिथमेटिक लॉजिक यूनिट)

Question 20

Which unit controls all the operations of the computer?

Accepted Answer

Control Unit (CU) (कंट्रोल यूनिट)

Question 21

Which of the following is a secondary storage device?

Accepted Answer

Hard Disk (हार्ड डिस्क)

Question 22

Which of the following devices is used to point and select items on the screen?

Accepted Answer

Mouse (माउस)

Question 23

Which of the following is not an operating system?

Accepted Answer

MS Word (एमएस वर्ड)

Question 24

Which of the following is system software?

Accepted Answer

Operating System (ऑपरेटिंग सिस्टम)

Question 25

Which of the following is application software?

Accepted Answer

MS Office (एमएस ऑफिस)

Question 26

Data becomes ______ when it is processed.

Accepted Answer

Information (इंफॉर्मेशन (सूचना))

Question 27

The binary number system uses which two digits?

Accepted Answer

0 and 1 (0 और 1)

Question 28

Which of the following is the smallest unit of data in a computer?

Accepted Answer

Bit (बिट)

Question 29

1 Kilobyte (KB) is equal to:

Accepted Answer

1024 Bytes (1024 बाइट्स)

Question 30

Which of the following is the correct order of memory size (smallest to largest)?

Accepted Answer

KB, MB, GB, TB (KB, MB, GB, TB)

Question 31

UPS stands for:

Accepted Answer

Uninterruptible Power Supply (अनइंटरप्टिबल पावर सप्लाई)

Question 32

Which of the following is used for printing hard copies of documents?

Accepted Answer

Printer (प्रिंटर)

Question 33

Which of the following is used to convert a physical document into digital form?

Accepted Answer

Scanner (स्कैनर)

Question 34

A joystick is mainly used for:

Accepted Answer

Playing games (गेम खेलने)

Question 35

The full form of VDU is:

Accepted Answer

Visual Display Unit (विजुअल डिस्प्ले यूनिट)

Question 36

Which of the following is the brain of the computer?

Accepted Answer

CPU (CPU)

Question 37

Which port is commonly used to connect a printer, mouse, or keyboard to a computer?

Accepted Answer

USB Port (USB पोर्ट)

Question 38

The full form of USB is:

Accepted Answer

Universal Serial Bus (यूनिवर्सल सीरियल बस)

Question 39

Which of the following is not a type of printer?

Accepted Answer

LCD Printer (LCD प्रिंटर)

Question 40

Which of the following was the first electronic computer?

Accepted Answer

ENIAC (ENIAC)

Question 41

Which of the following is an example of a supercomputer developed in India?

Accepted Answer

PARAM (PARAM)

Question 42

Which of the following statements about hardware is correct?

Accepted Answer

It is the physical part of a computer (यह कंप्यूटर का भौतिक भाग है)

Question 43

Software is best described as:

Accepted Answer

A set of instructions/programs (निर्देशों/प्रोग्रामों का एक सेट)

Question 44

Which of the following is a pointing device?

Accepted Answer

Trackball (ट्रैकबॉल)

Question 45

A computer system consists mainly of:

Accepted Answer

Hardware and Software (हार्डवेयर और सॉफ्टवेयर)

Question 46

Which of the following memories is non-volatile?

Accepted Answer

ROM (रोम)

Question 47

Which of the following is the full form of LCD?

Accepted Answer

Liquid Crystal Display (लिक्विड क्रिस्टल डिस्प्ले)

Question 48

Which type of computer is generally used for weather forecasting and scientific research?

Accepted Answer

Supercomputer (सुपर कंप्यूटर)

Question 49

Which of the following is not a characteristic of a computer?

Accepted Answer

Emotions (भावनाएं)

Question 50

Which of the following converts human-readable instructions into machine language?

Accepted Answer

Compiler (कंपाइलर)

Chapter 1: Introduction to Computer

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