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Operation Symbol Description Example
Addition + Adds one operand to the other a+b=40
Subtraction - Subtracts second operand from the first a-b=20
Multiplication * Multiplies one operand by the other a*b=300
Division / Divides first operand by the second b/a=3
Modulus % Divides the first integer operand by the b%a=0
second, and returns the remainder
Coding uiz 02 Critical Thinking
Give one word answer to the following questions:
a. Name the data type which holds whole numbers. ...........................
b. Which operation subtracts the second operand from the first? ...........................
At a Glance
Variable is a name given to a storage area.
Integer, floating-point number, character, string and boolean are the common data types.
Data validation is the process of ensuring that the data entered by the user is a valid value
in the place where you are expecting an input from the user.
Exercise
A. Tick ( ) the correct option.
1. Which of the following is a name given to a storage area that the programs can
manipulate?
a. Variable b. Data type
c. Code d. Syntax
2. Which operator is used to assign a value to a variable?
a. Arithmetic operator b. Assignment operator
c. Relational operator d. Comparison operator
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