HCI

Question 1

Name the 5 factors taken into account when designing a good user interface.

Answer 1

1. What the program will be designed to do
2. Who is going to use it
3. Consistency of layout & navigation
4. Online and offline help
5. It should be customisable to the needs of the user

Question 2

Name 2 advantages of a GUI

Answer 2

• user friendly
• can be customised to suit the needs
• use of icons provide easily recognisable shortcuts for the user
• easy to use with minimum training
• suitable for users with low IT skills
• multitasking

Question 3

Name 2 disadvantages of a GUI

Answer 3

• takes up more RAM and storage space on the disk
• Can make the machine run slower
• GUI’s take more time to develop

Question 4

Name 2 advantages of a command line interface

Answer 4

• Faster and more versatile if you know the system

- Takes up less memory

Question 5

Name a disadvantage of Command Line interface

Answer 5

commands need to be known and typed correctly

need technical experience