fbpx

Revision of Class 6

What is a Computer?

A computer is an electronic device that is capable of performing a variety of tasks, such as processing data, storing information, and communicating with other computers or users.

It consists of several components, including a central processing unit (CPU), memory, storage devices, input/output devices etc.

कंप्यूटर क्या होता है?

एक कंप्यूटर एक इलेक्ट्रॉनिक उपकरण होता है जो विभिन्न कार्यों को करने में सक्षम होता है, जैसे डेटा को प्रोसेस करना, जानकारी को संग्रहित करना और अन्य कंप्यूटर या उपयोगकर्ताओं से संचार करना।

Diagram of computer and it’s parts

Design a diagram of computer with various parts? Write Five uses of ofcomputer? ​ - Brainly.in
Image Source: https://brainly.in/question/17999822

What is Hardware?

Hardware refers to the physical components of a computer system that can be touched, seen, and manipulated. Examples of hardware include:

  1. Central Processing Unit (CPU)
  2. Random Access Memory (RAM)
  3. Hard Disk Drive (HDD)
  4. Solid State Drive (SSD)
  5. Motherboard
  6. Keyboard
  7. Mouse
  8. Monitor
  9. Printers
  10. Speakers

हार्डवेयर क्या होता है?

हार्डवेयर एक कंप्यूटर या किसी अन्य इलेक्ट्रॉनिक उपकरण के शारीरिक घटकों से संबंधित होता है। इनमें सर्किट्री, माइक्रोचिप, स्क्रीन, कीबोर्ड, प्रिंटर और सभी अन्य घटक शामिल होते हैं जो स्पर्श किए जा सकते हैं।

What is Software?

Software refers to the set of programs and instructions that tell a computer what to do. Examples of software include:

  1. Operating Systems (OS)
  2. Productivity Software
  3. Web Browsers
  4. Antivirus Software
  5. Media Players
  6. Graphics Software
  7. Games

What is difference between Hardware and Software?

The main difference between hardware and software is that hardware refers to the physical components of a computer system, while software refers to the programs and instructions that tell the hardware what to do.

Hardware includes central processing unit (CPU), memory, storage devices, input/output devices, and various other components.

Software is a non-tangible component of a computer system that consists of programs and instructions that tell the hardware what to do. It includes operating systems, web browsers, antivirus software, media players, graphics software, and many other types of software applications.

What are Input and Output devices?

Input devices are hardware components of a computer system that are used to input data and commands into the computer.

Output devices are hardware components of a computer system that are used to display or output the results of data processing.

Give examples of Input Devices.

Here are some examples of input devices:

  1. Keyboard: This is a device used to input letters, numbers, and other characters into a computer.
  2. Mouse: This is a pointing device used to move the cursor on the computer screen and select objects.
  3. Touchpad: This is a device similar to a mouse that is integrated into the laptop.
  4. Scanner: This is a device used to input images, documents, or photos into a computer.
  5. Digital Camera: This is a device used to input digital photos and videos into a computer.
  6. Microphone: This is a device used to input sound and voice into a computer.
  7. Joystick: This is a device used for gaming and simulations that allows users to control movement and actions in a game or simulation.

Give examples of Output Devices.

Here are some examples of output devices:

  1. Monitor: This is a visual display unit used to output text, images, and videos from a computer.
  2. Printer: This is a device used to output text and images onto paper.
  3. Projector: This is a device used to project images, videos, and presentations onto a larger screen or wall.
  4. Speakers: These are devices used to output sound and music from a computer.
  5. Headphones: These are devices used to output sound to the user’s ears.