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;} None of these Any class. Any class that extends Test. Any class in com.mypackage package. Only the Test class. None of these Any class. Any class that extends Test. Any class in com.mypackage package. Only the Test class. 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? Declare the method with the keyword private. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public and private. Declare the method with the keyword public. Declare the method with the keyword protected. Declare the method with the keyword private. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public and private. Declare the method with the keyword public. Declare the method with the keyword protected. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What is the result of compiling and running the following code?public class Tester{static int x = 4;public Tester(){System.out.print(this.x); // line 1Tester();}public static void Tester(){ // line 2System.out.print(this.x); // line 3}public static void main(String... args){ // line 4new Tester();}} Compile error at line 2 (constructors can't be static) 44 Compile error at line 4 (invalid argument type for method main ) Compile error at line 3 (static methods can't invoke this) Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 2 (constructors can't be static) 44 Compile error at line 4 (invalid argument type for method main ) Compile error at line 3 (static methods can't invoke this) Compile error at line 1 (static x must be only accessed inside static methods) 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"; }} Compilation fails abc xyz None of these Compilation clean but no output Compilation fails abc xyz None of these Compilation clean but no output ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control A package is a collection of Editing tools Interfaces Editing tools and Interfaces Classes Classes and Interfaces Editing tools Interfaces Editing tools and Interfaces Classes Classes and Interfaces ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What is the output for the below code ?public class A{ static{ System.out.println("static"); } { System.out.println("block"); } public A(){ System.out.println("A"); } public static void main(String[] args){ A a = new A(); }} static block A A static A None of these A block static static block A A static A None of these A block static ANSWER DOWNLOAD EXAMIANS APP
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