Input Devices

Question 1

What is a Qwerty Keyboard?

Answer 1

Device used to enter large amount of text

Question 2

What are the advantages of a Qwerty Keyboard?

Answer 2

• A skilled typist can enter data very quickly

* Familiarity

Question 3

What are the disadvantages of a Qwerty Keyboard?

Answer 3

• Can easily make mistakes

* Training is needed to be a skilled typist

Question 4

What are the advantages of a Concept Keyboard?

Answer 4

• Waterproof so it won’t damage easily

* Fast entry

Question 5

What are the disadvantages of Concept Keyboard?

Answer 5

•Customised limited use

Question 6

What is a mouse?

Answer 6

A pointing device that controls the cursor. It is built in censors to pick up movements

Question 7

What is a Concept Keyboard?

Answer 7

Has special features that includes pictures and words

Question 8

An advantage of using a Concept Keyboard?

Answer 8

• Waterproof, so won’t damage easily

Question 9

A disadvantage of using a Concept Keyboard

Answer 9

• Customised limited use

Can only be used for a particular task

Question 10

What is a mouse?

Answer 10

Controls the movement of a cursor on screen. Built in with a censor to detect movement

Question 11

Advantages of using a mouse

Answer 11

• Easy to use

* Comes with a PC

Question 12

Disadvantages of using a mouse

Answer 12

• Needs a flat surface

- Dirt could affect it easily

Question 13

What is a Joystick?

Answer 13

A joystick is used to control movement in video gaming. It can also be used in controlling robots or hospital scanning

Question 14

Advantage of using a Joystick

Answer 14

• Easier to use than a mouse

Question 15

Disadvantage of using a Joystick

Answer 15

• Expensive than a mouse

Question 16

What is a Tracker Pad?

Answer 16

Used on a laptop (as a mouse)

Question 17

Advantage of using a Tracker Pad

Answer 17

• Less movement so less injuries

* Training is unnecessary

Question 18

Disadvantages of using a Tracker Pad

Answer 18

• Expensive

- Sensitive so it will be difficult to control

Question 19

What is a Microphone?

Answer 19

Used for inputting analogue sound to computer where it is converted to digital

Question 20

Advantage of a Microphone

Answer 20

• Voice recognition is helpful for less mobile users

Question 21

Disadvantage of using a Microphone

Answer 21

• Can record background noises

- Sensitive therefore interference

Question 22

What is a Digital Camera ?

Answer 22

Stores images and video clips

Question 23

Advantages of a Digital Camera

Answer 23

• Stores many pictures and videos
• Can be viewed instantly
• Can be transferred to the computer

Question 24

Advantage of a Microphone

Answer 24

• Voice recognition is helpful for less mobile users

Question 25

Disadvantage of using a Microphone

Answer 25

• Can record background noises

- Sensitive therefore interference

Question 26

What is a Digital Camera ?

Answer 26

Stores images and video clips

Question 27

Advantages of a Digital Camera

Answer 27

• Stores many pictures and videos
• Can be viewed instantly
• Can be transferred to the computer

Question 28

Disadvantages for Digital Camera

Answer 28

• Quality of pictures may be low depending on the type of Camera
• Expensive

Question 30

What is a Scanner?

Answer 30

Used to scan photos and converts to digital image

Question 31

Advantages of a Scanner

Answer 31

• Saved as a digital image for editing

* OCR recognises text for editing word

Question 32

Disadvantage for Scanner

Answer 32

• Quality may be low depending on the type of scanner

Question 33

Advantages of Touch Screen

Answer 33

• Easy to use

* No training needed

Question 34

Disadvantages of Touch Screen

Answer 34

• Expensive

- Dirt damages it easily

Question 35

What is a Graphic Digitiser?

Answer 35

Screen that captures a hand drawn image using stylus

Question 36

What is a Touch Screen?

Answer 36

Finger touches screen