Page 98 - TCS ICT Book 8
P. 98
The City School 2021-2022
Let’s Review
1. The user interface is the graphical layout of an application.
2. A good user interface is clear, consistent, simple, direct, responsive and
attractive.
3. Public variables are variables that are accessible to the whole program.
4. Private variables are variables that are accessible only to a certain part of
the program or code.
5. Decision making statements allow to specify one or more conditions to be
executed if the condition is determined to be true.
6. Logical operators return boolean result.
7. Loop is a sequence of instructions that is repeated until a certain condition is
reached.
8. Events are a user action like key press, clicks, mouse movements, etc
9. Function is a type of procedure that returns a value that is passed on to the
main procedure to finish execution.
10. Error handling is an essential procedure that helps make a program error-
free.
My Notes!
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