Hardware/Software

Question 1

PSU

Answer 1

• Power Supply Unit
• Supplies power to an electrical device
• Must operate correctly in order for the device to work

Question 2

RAM

Answer 2

• Random Access Memory
• Information memory in a computer that is used store running programs and data for programs
• Stored in DIMMS
• Contents of RAM are accessible faster than other storages
• Volatile- imformation will lost once device is switched off

Question 3

Heatsink

Answer 3

• Is attached along with a fan to the CPU to cool it down to prevent overheating

Question 4

BIOS

Answer 4

• Basic Input Output System
• The hardware that brings the computer to life
• A program embedded in the motherboard of the comnputer that controls various devices that make up the computer

Question 4

Hard Drive

Hard Disk Drive

Answer 4

• Houses the hard disk
• Stores all data (Where all your files are physically stored)
• Can hold up to 100GB of data

Question 5

SSD

Answer 5

• Uses flash memorry to store data(thus providing better reliability over hard disk drive)
• Do not have any moving parts and use less power (making user’s battery life longer)

Question 6

Wireless Router

Answer 6

• Performs the functions of a router and performs the functions of a wireless access point
• Used to provide access to the internet or private computer network

Question 7

Firewire

Answer 7

• A standard serial bus for connecting digital devices together or to a computer
• Used widely in the MAC world to connect external hard drives and cameras

Question 8

HDMI

Answer 8

• High definition Multimedia Interface
• A cable that sends/transmits video and sound and thus does not need an AUX

Question 9

CPU

Answer 9

• Central Processing Unit
• The ‘brain’ of the computer where calculations take place

Question 10

Touchscreen

Answer 10

• Both an input and output device
• Is usually layered on top of an electronic visual display of an information processing system

Question 10

Webcam

Answer 10

• A small video camera feeds/streams images or videos in real time to a computer or computer network like the internet
• Is usually attached to a monitor, hardware, or sits on a desk

Question 11

Monitor

Answer 11

• An output device that displays the result of processing

Aspect ratio, contrast ratio, size

Question 11

Types of Printer

Answer 11

• 3D Printer
• All in One (AIO)
• Dot matrix
• Inkjet
• Laser
• Multifunction Printer(MFP)

A machine for printing text or images

Question 12

.

Tower

Answer 12

A metal chassis that is set vertically that houses all the computer’s components, usually sits on the floor next to computer

Question 13

Optical Drive

Answer 13

• A drive that allows the use of optical media like CDs, DVDs, and Blu-Ray
• Contains lenses that project electromagnetic waves that are responsible for reading and writing data on optical discs

Question 14

Flash Drive

Answer 14

• Electrominc device containing flash memory that is used for storing/transferring data to and from a computer, digital camera, etc.

Question 14

Memory Card

Answer 14

• Electronic data storage device used for storing digita; information using flash memory
• Mostly used in portable electronic devices

Question 15

Graphics Card

Answer 15

• Consists of a graphic processing unit designed to process the display of images, especially 3D graphics
• Take strain off of the main processing unit
• Can have their own memory which takes strain off of RAM

Question 16

POS

Point of Sale

Answer 16

Where the customer makes a purchase at a store

Question 17

Projector

Answer 17

• A device that projects an image onto a surface
• Some create an image through shining a light through a small transparent lense, but some project directly through lasers r

Question 18

Digital Camera

Answer 18

• A camera that produces digital images that can be stored on a computer and displayed on a screen

Megapixels, optical zoom, IOS, Shutter speed