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

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Declaration and Access Control
What will be the output for the below code?static public class Test{ public static void main(String[] args){ char c = 'a'; switch(c){ case 65 : System.out.println("one");break; case 'a': System.out.println("two");break; case 3 : System.out.println("three"); } }}

Compile error - char can't be permitted in switch statement.
Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted.
one
None of these
two

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

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

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