There are two operands in a relational expression.
The purpose of a flowchart is to visually depict the flow of a program.
The data type of the expression following the if keyword is Boolean.
In an if /else if / else statement, you must have one, but only one, if part.
In an if /else if / else statement, you may have more than one else if part.
In an if /else if / else statement, you may omit the else part, in which case the statement becomes an if/else if statement.
In a switch statement, the required data type of expression following the switch keyword is integer.
In a switch statement, an expression of the character data type may follow the switch keyword because the ANSI or ASCII value of a character is an integer.
In a switch statement, the expression following a case keyword must be a constant and therefore cannot be a variable.
The default keyword in a switch statement corresponds to the else keyword in an if /else if / else statement.