Which of the following data types can only represent two possible values, such as true/false or on/off?
Boolean
String
Float
Integer
A Boolean is a fundamental data type in computer science that can only hold two distinct values, typically denoted as true and false. It is used to represent truth values in logic and is essential for conditional statements. An Integer is a whole number, a String is a sequence of characters, and a Float is a number with a decimal point; these data types can represent many more than two values.
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