Quiz  /  Functions MCQ Quiz Questions and Answers

  • 1. 
    In ......... method any change in the formal parameters is not reflected back to the actual parameter?

  • call
  • return
  • call by reference
  • call by value

  • 2. 
    The starting point for the execution of a program is .........

  • class
  • public
  • main()
  • void ()

  • 3. 
    Which of the following is NOT true, related to functions?

  • The actual parameters can be passed in the form of constants to the formal parameters of value type.
  • The actual parameters can be passed only as variables to formal parameters of reference type.
  • The default value for an argument can be given in the form of variable initialization.
  • The default value for an argument can be given in between the argument list.

  • 4. 
    In call by value method, the flow of data is always from the ........ statement to the function defintion.

  • call
  • function
  • return
  • go to

  • 5. 
    A block of code begins and ends with .........

  • []
  • {}
  • [}
  • ()

  • 6. 
    How many types of scopes in C++?

  • 2
  • 3
  • 4
  • 5

  • 7. 
    The calling function parameters are called as .........

  • dummy parameters
  • formal parameters
  • actual parameters
  • duplicate parameters

  • 8. 
    Which function executes faster but requires more memory space?

  • Normal function
  • Void function
  • Inline function
  • Regular function

  • 9. 
    In ........ a local variable is defined within a block.

  • class scope
  • function scope
  • file scope
  • local scope

  • 10. 
    The return type of the function prototype float power (float, int) is .........

  • int
  • char
  • float
  • double

  • 11. 
    Which function does insert the function's code directly into the calling programs?

  • Main
  • Void
  • Inline
  • Online

  • 12. 
    The scope of any variable used in the entire program is ........

  • Function
  • Class
  • File
  • Local

  • 13. 
    ......... are the building blocks of C++ programs.

  • For
  • Switch
  • If-else
  • Functions

  • 14. 
    The functions that return no value is declared as

  • void
  • public
  • null
  • static

  • 15. 
    A function can be invoked from another function using its .........

  • name
  • return
  • value
  • variables
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