NCERT Solutions for Class 1 Computer Chapter 3 Computer Accessories in English Medium updated for CBSE and State board students session 2023-24. Here Grade 1 Computer Science chapter 3 explains about the useful sections of computer accessories during the use of computer.
Printer and UPS
Printer is an output device.
It prints the final result on paper from the computer.
The full form of UPS is
uninterrupted power supply.
UPS retains power temporarily after main power is off.
Floppy Disk and Pen Drive
Floppy is a removable memory storage device.
It is like a notebook of the CPU.
It is used for storing programs and data which you can use at any time.
A floppy disk is placed in a floppy drive.
Pen drive is a data storage device.
It has a large amount of memory capacity.
It can copy photos, movie clips, music tracks and any other type of file.
DVD (Digital Versatile Disk) is a Read Only secondary storage device. It can store more than 17 GB of data.
Draw the picture to the following:
- Pen Drive
Scanner is used to scan pictures and text and store them inside a computer.
Speaker and Joystick
Speakers are the audio output devices.
With the help of speakers you can listen the music, speech or any other sound.
Speakers have tone and volume controls that help you to adjust these settings.
Joystick is an input device.
It helps you to move an object on the screen.
Joystick is used for playing some specific games.
It has a stick attached on a spherical ball which moves in a socket.
Compact disk is a round disk, which is used to store the work you have in the hard disk of your computer.