in a student scheduling program, a variable hasfreeperiod is set as true or false. this variable is an…

in a student scheduling program, a variable hasfreeperiod is set as true or false. this variable is an example of\nan abstract data type.\na user defined type.\nan array.\na scalar.
Answer
Brief Explanations:
A scalar is a single - valued variable. A variable that can take only two values (True or False in this case) is a scalar. An abstract data type is a higher - level concept for data structures. A user - defined type is created by the programmer for specific needs. An array is a collection of elements.
Answer:
D. a scalar