Defining and Invoking Functions MCQ

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• Which is an equivalent code to invoke a function m of class o that expects two arguments x and y?
  ক

  o(x,y);

  খ

  o.m(x) && o.m(y);

  গ

  m(x,y);

  ঘ

  o.m(x,y);
• Which keyword is used to define the function in javascript?
  ক

  void

  খ

  int

  গ

  function

  ঘ

  main
• The function stops its execution when it encounters?
  ক

  continue statement

  খ

  break statement

  গ

  goto statement

  ঘ

  return statement
• A function with no return value is called ___________
  ক

  Procedures

  খ

  Method

  গ

  Static function

  ঘ

  Dynamic function
• What will happen if a return statement does not have an associated expression?
  ক

  It returns the value 0

  খ

  It will throw an exception

  গ

  It returns the undefined value

  ঘ

  It will throw an error
• What is the purpose of a return statement in a function?
  ক

  Returns the value and continues executing rest of the statements, if any

  খ

  Returns the value and stops the program

  গ

  Returns the value and stops executing the function

  ঘ

  Stops executing the function and returns the value
• When does the function name become optional in JavaScript?
  ক

  When the function is defined as a looping statement

  খ

  When the function is defined as expressions

  গ

  When the function is predefined

  ঘ

  when the function is called
• The function definitions in JavaScript begins with _____________
  ক

  Identifier and Parentheses

  খ

  Return type and Identifier

  গ

  Return type, Function keyword, Identifier and Parentheses

  ঘ

  Identifier and Return type