A Computer System (CH-1) G-3

A Computer System (CH-1) G-3

Computer

Ø Uses of Computer

Ø Hardware

Ø Hardware devices

MAIN PARTS OF COMPUTER

1. MONITOR

2. CPU

The CPU (Central Processing Unit) is the part of a computer system that is commonly referred to as the "brains" of a computer.

3. Keyboard

4. Mouse

Software

System software and Application software

WORKING OF A COMPUTER

INPUT > PROCESSING > OUTPUT

Quiz Time

Chapter : 1 (A Computer System)

Multiple Choice

The documents and pictures displayed on the monitor screen is called :

• Output

• Hard copy

• Input

• Soft copy

Multiple Choice

Which Storage device is this?

• Memory Card

• Flash Drive

• Hard Disk

Multiple Choice

Name the device.

• Keyboard

• Mouse

• CPU

• Monitor

Multiple Choice

Hard Disk is present inside the _______ box.

• square

• LED

• CPU

• all

• none

Multiple Choice

Software is made up of _______ and ______ software.

• Internal and external

• Application and system

• Operating and utility

Multiple Choice

What does CPU stand for?

• Critical Processing Unit
• Core Processing Unit
• Common Processing Unit
• Central Processing Unit

Multiple Select

identify the picture.

• A scanner

• compact disk

• A printer

• A reader

Multiple Choice

We can touch and feel the ________.

• SOFTWARE

• HARDWARE

Multiple Choice

Rohan is washing clothes. In which stage of IPO cycle he is in?

• Input

• Process

• Output

Multiple Choice

What is the IPO Cycle ?

• Process- Input- Output

• Input-Process-Output

• Output-Input - Process

• Graphical-User- Interface

Multiple Choice

Reema has put water in freezer so that she can have ice cubes. What will be the process in this task?

• Ice Cubes

• Ice

• Freezing

Multiple Choice

The full form of ALU is :

• Arithmetic Large Unit

• Arithmetic and Logic Unit

• All Logic Unit

Multiple Choice

Identify this device.

• Scanner

• Monitor

• Speaker

Multiple Choice

Identify this storage device

• Compact Disk

• SD Card

• Hard disk

Multiple Choice

________ keys are either used alone or in combination with other keys to perform certain actions.

• control

• typing

• navigation

• all

• none

Multiple Choice

A CPU is made up of MU, CU, and_______.

• ATM

• ALU

• SOI

• all

• none

Multiple Choice

________ mouse is a multi- touch mouse.

• optical

• magic

• scroll

• all

• none

Multiple Choice

The output printed on the paper is called ______ copy.

• duplicate

• hard

• soft

• all

• none

Multiple Choice

Who is known as the ' Father of Computer'?

• Charles Babbage

• David R. Woolley

• Larry page

• all

• none

Multiple Choice

The ______ monitor consumes the least power.

• LCD

• CRT

• LED

• all

• none