Which of the following is NOT true about variables?
A) Their values can change during execution.
B) Before using a variable for the first time, the program must declare its type.
C) The type of data a variable contains can be changed.
D) All of the above are true.

Question

Quizplus · Accepted Answer

The type of data a variable contains cannot be changed. Once a variable is declared with a certain data type, it can only hold values of that type. If a different type of value needs to be stored, a new variable must be declared with the appropriate type.

Which of the Following Is NOT True About Variables