Because variables hold only single values, they can be cumbersome in programs that process lists of data.

The ____________ begins with the word while, followed by a Boolean expression that is enclosed in parentheses.

With what value should the accumulator variable be initialized to calculate the total of all values in a numeric array?

The ! operator has a higher precedence than the relational operators (such as < or >).

In general, the same naming rules that apply to variables also apply to methods.

When the ++ and — operators are written after their operands it is called ____________.

When you write a stand-alone statement to increment a variable, the prefix operator is faster than the postfix version.

In a counter-controlled loop, you can only decrement the counter variable.

Which one of the following character testing methods would you use to determine if a character is a number in the range 0 through 9?

In the header of a for loop, which expression should not end with a semicolon?