Computer programming

Question

1. What is a user interface?

2. How does a command line interface work?

3. What is an event-driven program?

4. What is a user interface flow diagram?

5. What is an event handler?

6. Look at the following pseudocode and then answer the following questions

Module showValuesButton_Click() statement statement etc.

End Module

a. What event does this module respond to?

b. What is the name of the component that generates the event?

Answer 1

1) Forms that allow user to input data and/or present

results to the user

2) Prompts for a system command and accompanying input values;

Displays results

3) Windows application in which EVENTS control the flow of

the program. Button clicks, scrolling, mouse clicks, drag and drop,

timers,

4) Explains the chain of events of the windows application

5) subroutine that handles "what happenes" when the said event occurs;

subroutine that is called when the event occurs

6-7) It is the "Show Values" button event handler, apparently

which is called when the Show Values Button is clicked