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;} Any class that extends Test. Any class. Any class in com.mypackage package. None of these Only the Test class. Any class that extends Test. Any class. Any class in com.mypackage package. None of these Only the Test class. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output?public class Test{ public static void main(String[] args){ String value = "abc"; changeValue(value); System.out.println(value); } public static void changeValue(String a){ a = "xyz"; }} xyz Compilation clean but no output None of these abc Compilation fails xyz Compilation clean but no output None of these abc Compilation fails ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Determine Output:class MyClass{ static final int a = 20; static final void call(){ System.out.println("two"); } static{ System.out.println("one"); }}public class Test{ public static void main(String args[]){ System.out.println(MyClass.a); }} 20 one two one 20 one one two 20 20 one two one 20 one one two 20 ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What is the result of compiling and running the following code?class Base{ private Base(){ System.out.print("Base"); }}public class test extends Base{ public test(){ System.out.print("Derived"); } public static void main(String[] args){ new test(); }} BaseDerived Exception is thrown at runtime Compilation Error Derived BaseDerived Exception is thrown at runtime Compilation Error Derived ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output after compiling and running following program code?public class Test{ static int a; public static void main(String[] args){ System.out.println("one"); call(1); } static void call(int a){ this.a=10; System.out.println("two "+a); }} Compile time error. one two 10 one two 1 one two 0 None of these Compile time error. one two 10 one two 1 one two 0 None of these ANSWER DOWNLOAD EXAMIANS APP
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? Do not declare the method with any accessibility modifiers. Declare the method with the keyword public. Declare the method with the keyword private. Declare the method with the keyword protected. 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 private. Declare the method with the keyword protected. Declare the method with the keyword public and private. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS