Unit #4

Front

Which of the following best describes an expression? Options: An expression evaluates to a single value., An expression always contains a variable., An expression must include a function call., An expression changes the value of a variable.

Back

An expression evaluates to a single value.

Front

What is the primary purpose of an assignment operator?

Back

An assignment operator changes the value represented by a variable.

Front

What is a variable in programming?

Back

A variable is a named reference to a value.

Front

What is a string?

Back

A string is an ordered sequence of characters.

Front

What is a Boolean value?

Back

A Boolean value is either true or false.

Front

What do comparison operators do in programming?

Back

Comparison operators indicate a Boolean expression.

Front

What is the result of using logical operators?

Back

Logical operators evaluate to a Boolean value.

Front

What is the role of a conditional statement in programming?

Back

A conditional statement executes different statements based on a Boolean expression.

Front

What is a function in programming?

Back

A function is a named group of programming instructions.

Front

What does a function call do?

Back

A function call executes the code within a function.