Understanding Hardware

Question 1

blu-ray drive

Answer 1

a digital optical disc data storage format

Question 2

computer cooling

Answer 2

A device that draws heat away from a CPU chip and other hot-running chips such as a graphics processor

Question 3

CPU

Answer 3

the brain of your computer. It handles all the instructions you give your computer, and the faster it does this, the better

Question 4

desktop computers

Answer 4

a personal computer in a form intended for regular use at a single location desk/table due to its size and power requirements

Question 5

disk storage

Answer 5

a general category of storage mechanisms where data are recorded by various electronic, magnetic, optical, or mechanical changes to a surface layer of one or more rotating disks

Question 6

mouse

Answer 6

use a mouse to move a cursor on a computer screen

Question 7

network card

Answer 7

a computer hardware component that connects a computer to a computer network

Question 8

power supply unit

Answer 8

converts mains AC to low-voltage regulated DC power for the internal components of a computer

Question 9

printer

Answer 9

a machine for printing text or pictures onto paper, especially one linked to a computer.

Question 10

processor

Answer 10

a machine that processes something

Question 11

dvd drive

Answer 11

An optical disc drive that reads and writes all common CD and DVD formats

Question 12

flash drives

Answer 12

a small electronic device containing flash memory that is used for storing data or transferring it to or from a computer, digital camera, etc.

Question 13

graphics card

Answer 13

a printed circuit board that controls the output to a display screen

Question 14

hybrid devices

Answer 14

a mixture of two devices with unique characteristics

Question 15

keyboard

Answer 15

a panel of keys that operate a computer or typewriter

Question 16

laptops

Answer 16

a computer that is portable and suitable for use while traveling

Question 17

microphone

Answer 17

an instrument for converting sound waves into electrical energy variations, which may then be amplified, transmitted, or recorded

Question 18

monitor

Answer 18

an instrument or device used for observing, checking, or keeping a continuous record of a process or quantity

Question 19

motherboard

Answer 19

a printed circuit board containing the principal components of a computer or other device, with connectors into which other circuit boards can be slotted

Question 20

ram

Answer 20

acronym for random access memory, a type of computer memory that can be accessed randomly; that is, any byte of memory can be accessed without touching the preceding bytes

Question 21

scanner

Answer 21

a device that scans documents and converts them into digital data

Question 22

servers

Answer 22

a computer or computer program that manages access to a centralized resource or service in a network

Question 23

smartphones

Answer 23

a cellular phone that performs many of the functions of a computer, typically having a touchscreen interface, Internet access, and an operating system capable of running downloaded applications

Question 24

sound card

Answer 24

a device that can be slotted into a computer to allow the use of audio components for multimedia applications

Question 25

speakers

Answer 25

A device that converts analog audio signals into the equivalent air vibrations in order to make audible sound

Question 26

stylus

Answer 26

an instrument for writing, marking, or incising

Question 27

tablets

Answer 27

A general-purpose computer contained in a touchscreen panel

Question 28

webcam

Answer 28

a video camera that inputs to a computer connected to the Internet, so that its images can be viewed by Internet users