ap csp unit 4

Expression

a programming statement that can consist of a value, a variable, an operator, or a procedure call that returns a value

Assignment Operator

allows a program to change the value represented by a variable

Variable

a named reference to a value that can be used repeatedly throughout a program

String

an ordered sequence of characters.

Boolean Value

a data type that is either true or false.

Comparison Operators

<, >, <=, >=, ==, != indicate a Boolean expression

Logical operator

NOT, AND. and OR, which evaluate to a Boolean value

Conditional Statement

affects the sequential flow of control by executing different statements based on the value of a Boolean expression

Function

a named group of programming instructions, also referred to as a “procedure”

Function Call

a command that executes the code within a function

Arithmetic operator

part of most programming languages and include addition, subtraction, multiplication, division, and modulus operators

Boolean Expression

An expression that produces a true or false when evaluated.

Concatenation

joins together two or more strings end-to-end to make a new string with "+" or join command

Evaluate

Expressions are evaluated to produce a single value.

Procedure

a named group of programming instructions that may have parameters and return values. Procedures are referred to by different names, such as method or function, depending on the programming language.

Selection

determines which parts of an algorithm are executed based on a condition being true or false