Decision making structures require that the programmer specifies one or more conditions to be evaluated or tested by the program, along with a statement or statements to be executed if the condition is determined to be true, and optionally, other statements to be executed if the condition is determined to be false.
| Sr.No. | Statement & Description |
| 1 | if statement : An if statement consists of a boolean expression followed by one or more statements. |
| 2 | if…else statement : An if statement can be followed by an optional else statement, which executes when the Boolean expression is false. |
| 3 | nested if statements : You can use one if or else if statement inside another if or else if statement(s). |
| 4 | switch statement : A switch statement allows a variable to be tested for equality against a list of values. |
| 5 | nested switch statements : You can use one switch statement inside another switch statement(s). |
