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computer essintials quize lessons 1,2,3

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

an electronic device that can receive, store, process, and output data based on a set of instructions .

a)

Computer

b)

Printer

c)

Microphone

d)

Speakers

2.

is the process by which data and instructions are given to the computer.

a)

storage

b)

output

c)

process

d)

input

3.

Information processing cycle can be broken down into three basic actions

a)

True

b)

False

4.

The unit which is responsible for performing arithmetic and logic operations, like addition, subtraction, multiplication, and logical AND/OR. is called

a)

control unit (CP)

b)

Arthimatic logic unit (ALU)

c)

RAM

d)

ROM

5.

After and during processing, the computer saves data in its memory

a)

True

b)

False

6.

Hard drives, SSDs, and external storage devices are examples of

a)

Primary storage

b)

Secondary storage

7.

Raw facts and figures without any context. It can be any character, text, word, number, or even a bit or a byte

a)

Data

b)

Information

8.

When a transistor is "on" or in a conductive state, it allows current to flow through.

This state represents the binary value ........

a)

0

b)

1

9.

The most basic unit of data in computing. It can have one of two values, typically represented as 0 or 1.

a)

Bit

b)

Byte

c)

Kilobyte

d)

Megabyte

10.

111000001 represent by

a)

Decimal system

b)

Binary system

c)

Hexadecimal system

d)

Octal system

11.

F45D represent by

a)

Decimal system

b)

Binary system

c)

Hexadecimal system

d)

Octal system

12.

In digital design and web development, colors are often represented using the

a)

Decimal system

b)

Binary system

c)

Hexadecimal system

d)

Octal system

13.

RGB(255, 255, 255) represent

a)

White

b)

Red

c)

Blue

d)

Black

14.

RGB(0, 255, 0) represent

a)

Green

b)

Red

c)

Blue

d)

Black

15.

Type of computer used for complex, high-end computations

a)

personal computer

b)

Supercomputers

c)

Mainframe Computers

d)

Servers

16.

........................provides the physical infrastructure necessary to run the system

a)

Hardware

b)

Software

17.

is the primary circuit inside a computer system. It's essentially the backbone that ties all a computer's components together, allowing them to communicate with each other.

a)

RAM

b)

CPU

c)

ALU

d)

Motherboard

18.

The type of socket varies depending on the CPU architecture

a)

True

b)

False

19.

It is a small amount of memory on a computer motherboard that stores the Basic Input/Output System (BIOS) settings include things like the system time and date

a)

BIOS

b)

UEFI

c)

CMOS

d)

CASH

20.

Small, fast storage areas within the CPU used to hold data that is being processed or about to be processed

a)

RAM

b)

ROM

c)

Cashe

d)

Registers

21.

is a type of volatile memory, which means it retains data only when the system is powered on. Once the power is turned off, the data stored in it is lost.

a)

RAM

b)

ROM

22.

GPU can completely replace the CPU and RAM.

a)

True

b)

False

23.

is any device that allows you to enter data into a computer and interact with it

a)

input device

b)

output device

24.

a piece of computer hardware that receives data from a computer and then translates that data into another form, such as visual, auditory, or physical form

a)

input device

b)

output device

25.

A software-based keyboard displayed on a touchscreen device.

a)

Standard Keyboard

b)

Wireless Keyboard

c)

Virtual Keyboard

26.

Designed to reduce muscle strain and decrease discomfort from prolonged use.

a)

Wired Mouse

b)

Wireless Mouse

c)

Ergonomic Mouse

27.

A device used to convert a physical image or document into a digital format

a)

Microphone

b)

Speakers

c)

Scanner

d)

Printer

28.

Uses liquid ink sprayed through tiny nozzles onto the paper.

a)

Laser Printer

b)

Inkjet Printer

c)

Dot Matrix Printer

29.

takes the digital audio data from the computer, converts it into an analog signal using the DAC (Digital-to-Analog Converter)

a)

Microphone

b)

Speakers

30.

Touchscreen Monitor is an

a)

input device

b)

output device

c)

Combined Input/Output Devices