Which of the following is/are valid C++ identifiers?
A)department_9
B)aVeryLongVariableName
C)last-name
D)All of the above are valid identifiers.
E)Both A and B are valid identifiers, but C is not.

Question

Quizplus · Accepted Answer

In C++, valid identifiers can include letters, digits, and underscores, but cannot include hyphens. Therefore, "department_9" and "aVeryLongVariableName" are valid, but "last-name" is not due to the hyphen.

Which of the Following Is/are Valid C++ Identifiers