Question Detail Which variables cannot be declared ? structurepointerclassvoid Answer: Option D Similar Questions : 1. The symbol ** __ . can be overloaded by changing its datatype.cannot be overloaded, as on overloading its meaning shall be changed.can be overloaded.cannot be overloaded as it is not a C++ operator. Answer: Option D 2. Size of a char is ? 1234 Answer: Option A 3. Which among following is not a valid visibility mode in c++ program ? PrivatePublicProtectedLimited Answer: Option D 4. In C++ Functions can returns ? arraysreferenceobjectsall of above Answer: Option D 5. What is class in c++ ? When you define a class, you define a blueprint for a data type.When you define a class, you make get more funtionality.When you define a class, you define the logic. When you define a class, you make debugging. Answer: Option A Read more from - C++ Programming Questions Answers - Set 2