YEAR 7 COMPUTER COMPONENTS EXAM QUESTIONS

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YEAR 7 COMPUTER COMPONENTS EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -20 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Interactive White Board

Answer:

This is an input and output device. It allows users to input data from the screen onto a system and it outputs data shown from the system.

Question 2: Operating System

Answer:

Software used to control the computer and its peripheral equipment.

Question 3: Output device

Answer:

Outputs data or instructions from a system to the user.

Question 4: Hard Drive

Answer:

This is a storage device where all your software, documents, and data are saved on your computer.They are measured in GB (gigabytes) or TB (terabytes).

Question 5: RAM

Answer:

Random Access Memory, short term memory used for specific programs that are currently open. Often measured in GB (Giga-Bytes), most computers have 4, 8, or 16GB.

Question 6: Keyboard

Answer:

This is an input device that allows users to enter characters, text or numbers onto a system.

Question 7: Plotter

Answer:

This is an output device that allows users to print architectural blueprints and large prints from a system.

Question 8: Speakers

Answer:

This is an output device that allows users to output sound from a system.

Question 9: Graphics Card

Answer:

Graphics Processing Unit, not all computers have one, but if you play games or use software that requires high graphics, you will want a video card with a GPU. It process the graphics freeing up the CPU to process other data.

Question 10: Input device

Answer:

Allows users to enter data or instructions onto a system or device.

Question 11: Touchpad

Answer:

This is an input device that allows users to click and select instructions to be entered onto a system.This is usually found on a laptop.

Question 12: Webcam

Answer:

This is an input device that allows users to capture video or images and places them onto a system.

Question 13: CPU

Answer:

The Central Processing Unit is a microchip that is installed on the motherboard of a computer. It is known as the "brain" of the computer because it performs calculations and gives instructions to hardware and software on the computer.

Question 14: OMR scanner

Answer:

This is an input device that allows users to scan dotted, magnetic cards. The system then reads the dots on the cards and enters this data onto a system.

Question 15: Mouse

Answer:

This is an input device that allows users to click and select instructions to be entered onto a system.

Question 16: Microphone

Answer:

This is an input device that allows users to input sound onto a system.

Question 17: Monitor

Answer:

This is an output device that allows users to view images, text and video from a system.

Question 18: Motherboard

Answer:

This is a large circuit board inside the computer which connects all the internal components together.There are sockets to hold the CPU, memory (RAM and ROM), cards (graphics, sound), and other devices of a computer.

Question 19: Power Supply

Answer:

Supplies power to the computer and usually has a cooling fan attached to it.

Question 20: Printer

Answer:

This is an output device that allows users to print data from a system.