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 clean but no output xyz None of these Compilation fails abc Compilation clean but no output xyz None of these Compilation fails abc 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 1 (static x must be only accessed inside static methods) Compile error at line 3 (static methods can't invoke this) 44 Compile error at line 2 (constructors can't be static) Compile error at line 4 (invalid argument type for method main ) Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 3 (static methods can't invoke this) 44 Compile error at line 2 (constructors can't be static) Compile error at line 4 (invalid argument type for method main ) ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output?public class Test{static{int a = 5;}public static void main(String args[]){new Test().call();}void call(){this.a++;System.out.print(this.a);}} 0 5 6 Compile with error Runtime Exception 0 5 6 Compile with error Runtime Exception ANSWER DOWNLOAD EXAMIANS APP
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;}} Compilation error. InsideDemo 10 Hello2 Hello2 InsideDemo 10 IllegalArgumentException is thrown at runtime. InsideDemo 10 Hello2 hello1 Compilation error. InsideDemo 10 Hello2 Hello2 InsideDemo 10 IllegalArgumentException is thrown at runtime. InsideDemo 10 Hello2 hello1 ANSWER DOWNLOAD EXAMIANS APP
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){} void add(Integer... args){} static void add(int[]... args){} static void add(int args...){} static void add(int... args, int y){} static void add(int...args){} void add(Integer... args){} static void add(int[]... args){} static void add(int args...){} ANSWER DOWNLOAD EXAMIANS APP
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. None of these Any class in com.mypackage package. Only the Test class. Any class that extends Test. Any class. None of these Any class in com.mypackage package. Only the Test class. Any class that extends Test. ANSWER DOWNLOAD EXAMIANS APP
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