Declaration and Access Control
What can directly access and change the value of the variable qusNo?package com.mypackage;public class Test{ private int qusNo = 100;}

Only the Test class.
Any class in com.mypackage package.
None of these
Any class that extends Test.
Any class.

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Declaration and Access Control
Determine output:class A{{System.out.print("b1 ");}public A(){System.out.print("b2 ");}}class B extends A{static{System.out.print("r1 ");}public B(){System.out.print("r2 ");}{System.out.print("r3 ");}static{System.out.print("r4 ");}}public class Test extends B{public static void main(String[] args){System.out.print("pre ");new Test();System.out.println("post ");}}

r1 r4 pre b1 b2 post r3 r2
r1 r4 pre b1 b2 post
pre r1 r4 b1 b2 r2 r3 post
Compilation fail
r1 r4 pre b1 b2 r3 r2 post

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Declaration and Access Control
What will be the output after the following program is compiled and executed?public class Test{ public static void main(String args[]){ int x = 10; x = myMethod(x--); System.out.print(x); } static int myMethod(final int x){ return x--; }}

The program will lead to runtime error.
The will compile successfully and display 9 as output.
The program will compile successfully and display 10 as output.
None of these
The program will lead to compilation error.

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

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