Term two exam

Question 1

what do file names consist of

Answer 1

May consist of all the alphabetical characters ,some special caharacters

Question 2

what are file extensions

Answer 2

The last characters after the period(Full stop)

Question 3

Application file extension

Answer 3

DOCX (word)
XISX (Excel)
PTT(Powerpoint)
TXT(Notepad)

Question 4

Audio file extension

Answer 4

Mp3
Wav
Cda

Question 5

Graphics file extension

Answer 5

Jpeg
Jpg
Gif

Question 6

Program file extension

Answer 6

EXE and COM

Question 7

what is hardware

Answer 7

the physical components of a computer my GUY

Question 8

What in the steps of the information cycle

Answer 8

Input
Process
Store
Communicate
Output

Question 9

What is Input

Answer 9

The data and instructions that are given to computer

Question 10

Mouse Actions

Answer 10

Click
Scroll
Double click
Left click
Right click

Question 11

what is the definition of output

Answer 11

Provides us with the results of its processing

Question 12

What is open source software

Answer 12

Software that may be freely used ,modified and distributed

Question 13

Examples of open source software

Answer 13

Linux operating system
Java programming
Open office

Question 14

What are the types of software

Answer 14

Free software
Shareware
Open source
Proprietary software

Question 15

What is the difference between right click and left click

Answer 15

Right click is used for click or getting into a software or website

Left click is used to get extra information about something or just opening the menu for something

Question 16

What are the advantages of wireless devices

Answer 16

There is less clutter as there are no cables
You have a wider range of movement

Question 17

Give the health tips when using a PC

Answer 17

Use ergonomically designed equipment
Make sure lighting is adequate
Sit correctly
Make sure ventilation is adequate

Question 18

What is Green computing

Answer 18

A term used to describe using computers in a way that is not harmful to the environment

Question 19

Give the definition of QWERTY

Answer 19

A standard English language typewriter or computer keyboard on which the first Six letters are Qwerty

Question 20

Define screen resolution

Answer 20

The number of pixels displayed on a screen in each dimension horizontally and vertically

Question 21

Give the function of printers

Answer 21

present text or images to flat media such as paper in various sizes

Question 22

What is the difference between an inkjet and laser printer

Answer 22

Inkjet
cheap to buy
Quality -excellent
speed-slow
Ink cost -very expensive

Laser
expensive to buy
Quality-Good
Speed-fast
Ink cost -expensive

Question 23

What is a optical drive

Answer 23

An Internal or External computer disk drive that uses laser beam technology

Question 24

What is copyright

Answer 24

A legal right of someone to make copies of something

Question 25

What is the difference between save and save as

Answer 25

Save: Used to update the last saved version of a file with the current content. Preserves the original file name, location, and format. Save As: Used to create a new file or save an existing file to a new location with the same or different name. Allows changing the file name, location, and format.

Question 26

What are the functions of drive software

Answer 26

enabling communication between the operating system and hardware devices translation-Device translates generic commands from the operating system into specific instructions Management-manages the power and performance of the hardware device optimization feedback plug and play hot swapping driver signing driver update compatibility security

Question 27

what the synchronized benefits

Answer 27

Data consistency prevents deadlocks improved performance Improved scalability

Question 28

what is a scanner

Answer 28

is an input device that scans images into a computer

Question 29

types of scanners

Answer 29

flat bed sheet-fed scanners biometric scanners