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  • Question
  • Which of the following statement is correct?


  • Options
  • A. C++ enables to define functions that take constants as an argument.
  • B. We cannot change the argument of the function that that are declared as constant.
  • C. Both A and B.
  • D. We cannot use the constant while defining the function.

  • Correct Answer
  • Both A and B. 


  • Functions problems


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    • 1. Which of the following statement is correct?

    • Options
    • A. Constructors can have default parameters.
    • B. Constructors cannot have default parameters.
    • C. Constructors cannot have more than one default parameter.
    • D. Constructors can have at most five default parameters.
    • Discuss
    • 2. Which of the following statement will be correct if the function has three arguments passed to it?

    • Options
    • A. The trailing argument will be the default argument.
    • B. The first argument will be the default argument.
    • C. The middle argument will be the default argument.
    • D. All the argument will be the default argument.
    • Discuss
    • 3. Which of the following statement is correct?

    • Options
    • A. Two functions having same number of argument, order and type of argument can be overloaded if both functions do not have any default argument.
    • B. Overloaded function must have default arguments.
    • C. Overloaded function must have default arguments starting from the left of argument list.
    • D. A function can be overloaded more than once.
    • Discuss
    • 4. Which of the following statement is correct?

    • Options
    • A. Only one parameter of a function can be a default parameter.
    • B. Minimum one parameter of a function must be a default parameter.
    • C. All the parameters of a function can be default parameters.
    • D. No parameter of a function can be default.
    • Discuss
    • 5. Which of the following statement is incorrect?

    • Options
    • A. A default argument is checked for type at the time of declaration and evaluated at the time of call.
    • B. We can provide a default value to a particular argument in the middle of an argument list.
    • C. We cannot provide a default value to a particular argument in the middle of an argument list.
    • D. Default arguments are useful in situations where some arguments always have the same value.
    • Discuss
    • 6. Which of the following statement is incorrect?

    • Options
    • A. The default value for an argument can be a global constant.
    • B. The default arguments are given in the function prototype.
    • C. Compiler uses the prototype information to build a call, not the function definition.
    • D. The default arguments are given in the function prototype and should be repeated in the function definition.
    • Discuss
    • 7. Which of the following statement is correct?

    • Options
    • A. Overloaded functions can have at most one default argument.
    • B. An overloaded function cannot have default argument.
    • C. All arguments of an overloaded function can be default.
    • D. A function if overloaded more than once cannot have default argument.
    • Discuss
    • 8. Where the default value of parameter have to be specified?

    • Options
    • A. Function call
    • B. Function definition
    • C. Function prototype
    • D. Both B or C
    • Discuss
    • 9. Which of the following function prototype is perfectly acceptable?

    • Options
    • A. int Function(int Tmp = Show());
    • B. float Function(int Tmp = Show(int, float));
    • C. Both A and B.
    • D. float = Show(int, float) Function(Tmp);
    • Discuss
    • 10. Which of the following function / types of function cannot have default parameters?

    • Options
    • A. Member function of class
    • B. main()
    • C. Member function of structure
    • D. Both B and C
    • Discuss


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