Declaration and Access Control
Choose the correct statement. Restriction on static methods are: I.   They can only call other static methods.II.   They must only access static data.III. They cannot refer this or super in any way.

Only (III)
Only (I)
(II) and (III)
(I), (II) and (III)
(I) and (II)

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Declaration and Access Control
A method within a class is only accessible by classes that are defined within the same package as the class of the method. Which one of the following is used to enforce such restriction?

Declare the method with the keyword public and private.
Declare the method with the keyword protected.
Declare the method with the keyword private.
Declare the method with the keyword public.
Do not declare the method with any accessibility modifiers.

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Declaration and Access Control
Choose all the lines which if inserted independently instead of "//insert code here" will allow the following code to compile:public class Test{ public static void main(String args[]){ add(); add(1);add(1, 2); }// insert code here}

static void add(int... args, int y){}
void add(Integer... args){}
static void add(int[]... args){}
static void add(int...args){}
static void add(int args...){}

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Declaration and Access Control
Determine output:public class InitDemo{static int i = demo();static{ System.out.print(i); }InitDemo(){System.out.print("hello1");}public static void main(String... args){ System.out.print("Hello2");} static int demo(){ System.out.print("InsideDemo");return 10;}}

IllegalArgumentException is thrown at runtime.
InsideDemo 10 Hello2
Hello2 InsideDemo 10
Compilation error.
InsideDemo 10 Hello2 hello1

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Declaration and Access Control
Which statements are most accurate regarding the following classes?class A{ private int i; protected int j;}class B extends A{ private int k; protected int m;}

An object of B contains data fields j, k, m.
An object of B contains data fields i, j, k, m.
An object of B contains data fields j, m.
An object of B contains data fields k, m.

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