User Interfaces

Question 0

What are 6 features of a good interface

Answer 0

Logical to use
Options and tools in a logical and sensible order
Colours and sizes of texts and images will be similar
Colours are suitable
Tools in logical places
Sensible a out of information on the screen at one time

Question 1

What are the two type of interfaces

Answer 1

A command line interface

Graphical user interface

Question 2

What are the advantages graphical user

Answer 2

Do not need detailed knowledge of computing 
Easy for new users 
Don't need to know commands
Uses images to represent application 
Restricts user access to systems

Question 3

What are the disadvantages of a graphical user

Answer 3

Does not access all of the system
Needs a large amount of main memory
Needs more processing power than a CU

Question 4

What are the advantages of a command line

Answer 4

Allows access to all systems
Complex commands can be used
Repetitive commands can be used to carry out sequences
Of tasks

Question 5

What are the disadvantages of a command Line

Answer 5

Not easy to use for most users
Need to know details of the commands and how they work
Access to all the systems makes it easy to make mistakes and cause damage to files

Question 6

What are file extension used to tell

Answer 6

The Pershing system what is in the file which software application created the file and which software application should open the file

Question 7

Why might some operating systems use other extensions or none at all

Answer 7

Because their operating system can look inside the file and examine its content

Question 8

What does the command line do in a command line user interface

Answer 8

Where commands are written

Question 9

What is the rest of the space used for in a Cl interface

Answer 9

Shows commands that have been used or the results of processing