MODULE 1.3

Question 1

What is input?

Answer 1

Input can be defined as the raw data and instructions that are given to a computer.

Question 2

What is a program?

Answer 2

A set of instructions that is loaded into the memory when you run the program.

Question 3

What are some examples of Inputs?

Answer 3

Keyboard
Mouse
Wireless mouse and keyboard

Question 4

What is F1?

Answer 4

Opens a help screen.

Question 5

When you hold the Windows key together with <E>, what happens?</E>

Answer 5

Will open your Files Explorer.

Question 6

How does a mouse work?

Answer 6

By shining a light onto the surface it is moved on. Sensors can sense how the light is reflected and so detect in which direction and with what speed the mouse is being moved in.

Question 7

What is plug and play?

Answer 7

Tech that automatically detects and configures the device that has been connected so that it can be used instantly.

Question 8

What is outputs?

Answer 8

Is whatever the computer produces to provide us with the results of its processing.

Question 9

What does HDMI stand for?

Answer 9

High-Definition Multimedia Interface

Question 10

What does hard copy mean?

Answer 10

A printed copy.

Question 11

What are the 2 types of printers called?

Answer 11

inkjet and laser

Question 12

Characteristics of an Inkjet printer?

Answer 12

• Spray ink onto the paper.
• Cheap
• Ink cartridges are individually cheaper than laser cartridges.
• Good quality printouts.
• Slower than the laser printers.

Question 13

Characteristics of a Laser printer.

Answer 13

• Work like a photo-copier machine – using toner instead of ink.
• More expensive.
• Are generally cheaper to run than inject printers when printing large volumes.
• Generally, print faster than inkjet printers.

Question 14

Where do u connect a printer?

Answer 14

USB port.

Question 15

What are examples of outputs?

Answer 15

• Monitors
• Printers

Question 16

Is storage permanent or not.

Answer 16

Permanent.

Question 17

Does RAM keep its contents when the device is off?

Answer 17

No.

Question 18

What are some examples of portable storage?

Answer 18

Hard drives, flash drives, CDs, DVDs, cell phones and even iPods for storage.

Question 19

What multiply is storage size measured in?

Answer 19

1024

Question 20

How many bytes is a kilobyte (KB)?

Answer 20

1024

Question 21

How many bytes are in a megabyte (MB)?

Answer 21

1024 KB

Question 22

How many bytes are in a gigabyte? (GB)

Answer 22

1024 MB

Question 23

How many bytes are in a terabyte (TB)?

Answer 23

1024 GB

Question 24

How does a hard drive store data?

Answer 24

Stores data as magnetic patterns.

Question 25

What is hard drives measured in?

Answer 25

Measured in Gigabytes (GB) and even Terabytes (TB).

Question 26

What are Flash drives?

Answer 26

Storage devices that use electronic memory to store their data.

Question 27

What are some Health concerns of computers?

Answer 27

Small movements of the wrists – movements that are not natural. Combined with poor body posture this can lead to painful conditions where the wrists and joints become sore and inflamed.

Question 28

What is RSI?

Answer 28

Repetitive Strain Injury is the name given to injuries resulting from fast, repetitive actions.

Question 29

What are some Health tips for using computers?

Answer 29

• Use ergonomically designed equipment.
• Sit correctly.
• Adjust the weight of your seat so you can sit with your hands at the
  keyboard while keeping your upper arms fairly slack at your sides.
• Make sure the lighting is adequate
• Take regular breaks.

Question 30

What is Green computing?

Answer 30

Refers to using computers in a way that is sensitive to the environment.

Question 31

What is Electronic waste (e-waste)?

Answer 31

Outdated or broken electronic equipment such as computer equipment and cell phones that get dumped.

Question 32

What are some tips on how to practice green computing?

Answer 32

• Switch of computers and devices that you are not using.
• Wasting of paper by proofreading on the screen before you print.
• Don’t throw old or broken hardware away, see if someone else can make use of it.
• Return ink cartridges to the manufacturers when you are finished with them.