Question

Which of the following statements is false? a. All arguments in Java are passed by value. b. When an argument is passed by reference, the called method can access the argument’s value in the caller directly but cannot modify it. c. To pass an individual array element to a method, use the indexed name of the array. d. To pass an object reference to a method, simply specify in the method call the name of the variable that refers to the object.

Answer 1

Answer: (B) When an argument is passed by reference, the called method can access the argument’s value in the caller directly but cannot modify it.

Explanation:

  In call by reference method, when an argument is pass to the function so that it copies an argument in the form of formal parameter. In the function, the reference is basically used for accessing the actual argument in the given call function value.

The function is basically operated on the given argument value and the original value gets change when the given function value change the value of argument when it is pass by reference method.