Question

(i) 1. Raymond communicates with the computer by typing specific commands to get some tasks done.

2. Mary communicates with the computer by using the mouse to click on a picture on the screen representing the task she wants to do.

3. The cashier communicates with the computer by touching pictures on the screen representing items being sold in the store.

Identify the type of user interface indicated in
Scenario 1:
Scenario 2:
Scenario 3:
(ii) Name the type of software which provides the user interface.
(iii) State the scenario number which indicates a hardware interface.

Answer 1

Answer:

Scenario 3 is the correct interface