Computer Quiz 2024 Grade VII-VIII English VII-VIII

Computer Basics

• A device for capturing hand movements in 3D space is called a 3D Motion Controller.
• A machine that is designed to automatically do a variety of tasks with precision and speed is called a Robot.
• A Network Interface Card (NIC) is an input device.

Hardware Components

• Motherboard is the heart or backbone of the computer.
• The Central Processing Unit (CPU) performs computational tasks, memory management, directs input from users, and sends outputs.
• Arithmetic Logic Unit (ALU) performs arithmetic and logic operations.
• Memory (RAM) is used for storing data, different programs, and their output.

Input and Output Devices

• Mouse is an input device used for pointing and clicking on the screen.
• Microphone is an input device used for capturing sound input.
• Monitor is an output device used to show or display output.
• Speaker is an output device used to produce sounds.

Software

• A Word Processor is a software that allows users to create and edit documents with text and images.
• Graphical Software is used to create and edit images.
• Educational Software is designed to help educate, instruct, teach, etc. about a particular subject matter.
• Multimedia Software is used to create multimedia presentations.

Email and Internet

• An Internet Company that offers an email account is considered an Email Service Provider.
• Sending and receiving files electronically is called Email.
• An email address has three main parts: username, "@" symbol, and domain name.

Miscellaneous

• Binary notation is a way of representing positive numeric values using only the digits 0 and 1.
• A Barcode reader is an input device.
• A device for providing backup power during outages is called a UPS (Uninterruptible Power Supply).
• A presentation template contains background styles, theme colors, and fonts.