Computer 200 Super Facts Questions pdf in Hindi

Hello aspirants,

Definition: A computer is an electronic device that is capable of receiving, storing, processing, and outputting data. It performs calculations and executes instructions to perform various tasks.

Components: A computer consists of several essential components, including:

Central Processing Unit (CPU): The CPU is the brain of the computer responsible for executing instructions and performing calculations.
Memory: It is used to store data and instructions that are currently being processed by the CPU.
Storage: Computers have different types of storage devices, such as hard disk drives (HDDs) and solid-state drives (SSDs), for long-term data storage.
Input Devices: Examples include keyboards, mice, touchscreens, scanners, etc., which allow users to input data into the computer.
Output Devices: These devices display or provide output to the user, such as monitors, printers, speakers, etc.
Motherboard: It is the main circuit board that connects and allows communication between all the components of the computer.
Operating System (OS): An operating system is a software that manages computer hardware and software resources. It provides an interface for users to interact with the computer and coordinates various tasks and processes.

Types of Computers:

Personal Computers (PCs): These are general-purpose computers designed for individual use. They include desktops, laptops, and tablets.
Servers: Servers are powerful computers that provide resources and services to other computers over a network.
Mainframes: Mainframes are large-scale computers capable of handling extensive data processing and serving multiple users simultaneously.
Supercomputers: Supercomputers are extremely powerful computers designed for high-performance computing, used in scientific research, simulations, and complex calculations.
Software: Software refers to the programs and applications that run on a computer. It includes operating systems, productivity tools, media players, games, and more.

Computer Networks: Computers can be connected to form networks, allowing them to share resources, communicate, and access the Internet. Local Area Networks (LANs) connect computers within a limited area, while Wide Area Networks (WANs) connect computers across larger geographical distances.

Computer Security: Computer security involves protecting computer systems and data from unauthorized access, damage, or theft. It includes measures such as using strong passwords, antivirus software, firewalls, and regular software updates to mitigate security risks.

These are some basic notes on computers. Let me know if you have any specific questions or if there’s anything else I can assist you with!

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Computer Competitive Exam Question

Important Basic Computer Knowledge Questions in Hindi:

No.-1. कम्पयूटर में विण्डों एक प्रकार है–
(A) सॉफ्टवेयर का (B) हार्डवेयर का (C) दोनों का (D) किसी का नहीं (Ans : A)
No.-2. निम्नलिखित में से किसे ‘कम्प्यूटर का पितामह’ कहा जाता है?
(A) हरमन होलेरिथ (B) चार्ल्स बेबेज (C) बेल्स पास्कल (D) जोसेफ जैक्यूर्ड (Ans : B)
No.-3. CD-ROM है एक–
(A) सेमीकण्डक्टर मेमोरी (B) मैग्नेटिक मेमोरी (C) मेमोरी रजिस्टर (D) इनमें से कोई नहीं (Ans : B)
No.-4. इन्टीग्रेटेड सर्किट चिप का विकास किसने किया है?
(A) सी. वी. रमन ने (B) रॉबर्ट नायक ने (C) जे. एस. किल्बी ने (D) चार्ल्स बेबेज ने (Ans : C)
No.-5. निम्न में से कौन कम्प्यूटर आँकड़ों को त्रुटियाँ प्रदर्शित करता है?
(A) चिप (B) बाइट (C) बग (D) बिट (Ans : C)
No.-6. सर्वाधिक शक्तिशाली कम्प्यूटर है–
(A) सुपर कम्प्यूटर (B) माइक्रो कम्प्यूटर (C) सुपर कन्डक्टर (D) इनमें कोई नहीं (Ans : A)
No.-7. कम्प्यूटर हार्डवेयर जो आँकड़ों को बहुत अधिक मात्रा को भंडार में रख सकता है, कहलाता है–
(A) डिस्क (B) चिप (C) चुम्बकीय (D) इनमें से कोई नहीं (Ans : B)
No.-8. अंग्रेजी भाषा के समान उच्चस्तरीय कम्प्यूटर भाषा है–
(A) FORTRAN (B) PASCAL (C) COBOL (D) C++ (Ans : C)
No.-9. कम्प्यूटर का मुख्य पटल कहलाता है–
(A) फादर बोर्ड (B) मदर बोर्ड (C) की बोर्ड (D) इनमें से कोई नहीं (Ans : C)
No.-10. ओरेकल (Oracle) है–
(A) एक प्रचालन तंत्र (B) शब्द संसाधक सॉफ्टवेयर (C) डाटाबेस सॉफ्टवेयर (D) इनमें से कोई नहीं (Ans : C)

Computer Questions and Answers For Competitive Exams

Q.1:- What is an e-mail attachment ?

1. A receipt sent by the recipient
2. A separate document from another program sent along with an e-mail message
3. A malicious parasite that feeds off of your messages and destroys the contents
4. A list of CC or BCC recipients
5. None of these

Ans:- (b) A separate document from another program sent along with an e-mail message

Q.2:- Output which is made up of pictures, sounds, and video is called ………. ?

1. COM
2. Hard Copy
3. Graphics
4. Multimedia
5. None of these

Ans:- (d) Multimedia

Q.3:- The standard protocol of the Internet is …………… .

1. TCP / IP
2. Java
3. HTML
4. Flash
5. None of these

Ans:- (a) TCP / IP

Q.4:- What are the four things needed to connect to the Internet ?

1. Telephone line, Modem, Computer, and an ISP
2. Modem, Computer, PDA, and ISP
3. Telephone line, PDA, Modem, and Computer
4. Computer, ISP, Modem, and Communication Software
5. Monitor, Keyboard, Mouse and Modem

Ans:- (d) Computer, ISP, Modem, and Communication Software

Q.5:- Junk e-mail is also called …………. .

1. Spam
2. Spoof
3. Sniffer Script
4. Spool
5. None of these

Ans:- (a) Spam

Q.6:- What is e-commerce ?

1. Buying and selling international goods
2. Buying and selling products and services over the internet
3. Buying and selling products and services not found in stores
4. Buying and selling products having to do with computer
5. Buying and selling of electronic goods

Ans:- (b) Buying and selling products and services over the internet

Q.7:- A website address is a unique name that identifies a specific …………. On the Web.

1. Web browser
2. PDA
3. Website
4. Link
5. None of these

Ans:- (c) Website

Q.8:- Data and Time are available on the desktop at …………… .

1. Keyboard
2. Recycle bin
3. My computer
4. Task bar
5. None of these

Ans:- (d) Task bar

Q.9:- Easy to use …………… .

1. User-friendly
2. Select
3. Helpful
4. Ever-ready
5. None of these

Ans:- (a) User-friendly

Q.10:- Which is a graphical representation of an application ?

1. Windows 95
2. Windows Explorer
3. Icon
4. Taskbar
5. None of these

Ans:- (c) Icon

Q.11:- Generally, you access the recycle bin through an icon located …………….. .

1. On the desktop
2. On the hard drive
3. On the short cut menu
4. In the properties dialog box
5. None of these

Ans:- (a) On the desktop

Q.12:- “GUI” stands for ?

1. Gnutella Universal Interface
2. Graphical User Interface
3. Graphic Uninstall / Install
4. General Utility Interface
5. None of these

Ans:- (b) Graphical User Interface

Q.13:- Each ……………… on a menu performs a specific action.

1. Client
2. Server
3. Node
4. Command
5. None of these

Ans:- (d) Command

Q.14:- The copy command saves to …………….. .

1. The desktop
2. The clipboard
3. Printer
4. Microsoft Word
5. Printer

Ans:- (b) The clipboard

Q.15:- A blinking indicator that shows you where your next action will happen …………….. .

1. CPU
2. Cursor
3. Toolbar
4. Boot
5. None of these

Ans:- (b) Cursor

Q.16:- The portion that shows all the choices you can make while working in a window is called the ……….. .

1. Options
2. Table
3. Menu Bar
4. Item Bar
5. None of these

Ans:- (c) Menu Bar

Q.17:- A place that a user can create to store files …………… .

1. Cursor
2. Text
3. Folder
4. Boot
5. None of these

Ans:- (c) Folder

Q.18:- Information on a computer is stored as ………………….. .

1. Analog Data
2. Digital Data
3. Modem Data
4. Watts Data
5. None of these

Ans:- (b) Digital Data

Q.19:- How many options does a binary choice offer ?

1. One
2. Two
3. Three
4. It depends on the amount of memory in the computer
5. None of these

Ans:- (b) Two

Q.20:- Which of the following is the largest unit of storage ?

1. GB
2. KB
3. MB
4. TB
5. None of these

Ans:- (d) TB

Q.21:- One thousand bytes is a …………. .

1. Kilobyte
2. Megabyte
3. Gigabyte
4. Terabyte
5. None of these

Ans:- (a) Kilobyte

Q.22:- A ……………….. is approximately one billion bytes.

1. Kilobyte
2. Bit
3. Gigabyte
4. Megabyte
5. None of these

Ans:- (c) Gigabyte

Q.23:- The smallest unit of information a computer can understand and process is known as …………. .

1. Digit
2. Kilobyte
3. Bit
4. Byte
5. None of these

Ans:- (c) Bit

Q.24:- In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of ……………. .

1. Eight bytes
2. Eight kilobytes
3. Eight characters
4. Eight bits
5. None of these

Ans:- (d) Eight bits

Q.25:- Storage which stores or retains data after power off is called ?

1. Volatile storage
2. Non-volatile storage
3. Sequential storage
4. Direct storage
5. None of these

Ans:- (b) Non-volatile storage

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