Exam 2: Input, processing, and Output

Most programming languages do not automatically print spaces between multiple items that are displayed on the screen.

In many programming languages,__________________ variables hold unpredictable values,but in other languages,a default value is assigned to such variables.

The following is an example of what type of statement: Set rate = 5.75

Programmers use operators to create __________________ expressions to perform calculations and return a value.

_______________ software is characterized by programs whose clear displays and understandable prompts are easy to use.

What is the informal language that programmers use to create models of programs that have no syntax rules and are not meant to be compiled or executed?

Which error produces incorrect results but does not prevent the program from running?

The process where the programmer steps through each of the program's statements one by one is called _____________.