Java supports methods with variable number of arguments. Which of these options

Question

Java supports methods with variable number of arguments. Which of these options is considered valid method declaration in Java when the following statement is executed?

myObj.variableArgsMethod(10, 20, 30, 40);

public void variableArgsMethod(Object...varargs) { . . . }

public void variableArgsMethod(String...varargs) { . . . }

public void variableArgsMethod(int...varargs) { . . . }

Options (a) and (b)

Options (a) and (c)

Options (b) and (c)

Options (a), (b), and (c)

None of the above

a.

public void variableArgsMethod(Object...varargs) { . . . }

b.

public void variableArgsMethod(String...varargs) { . . . }

c.

public void variableArgsMethod(int...varargs) { . . . }

d.

Options (a) and (b)

e.

Options (a) and (c)

f.

Options (b) and (c)

g.

Options (a), (b), and (c)

h.

None of the above

Explanation / Answer

answer is,

e. Options (a) and (c)

options (a) and (c) are valid . Option (b) is not valid. It will generate a error during compilation. Since, int cannot

be converted into String.

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