Matching Pairs UNIT 4 VocabOnline version more help. by Cristobal Garcia 1 Conditional Statement: 2 Function Call: 3 Assignment Operator: 4 Expression: 5 Comparison Operators: 6 Variable: 7 Logical operator: 8 Function: 9 String: 10 Boolean Value: an ordered sequence of characters. , =, ==, != indicate a Boolean expression NOT, AND, and OR, which evaluate to a Boolean value. a named reference to a value that can be used repeatedly throughout a program. a data type that is either true or false. a command that executes the code within a function a named group of programming instructions. Also referred to as a “procedure”. a combination of operators and values that evaluates to a single value allows a program to change the value represented by a variable affect the sequential flow of control by executing different statements based on the value of a Boolean expression.