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 xyz None of these Compilation clean but no output abc Compilation fails xyz None of these Compilation clean but no output 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;int y = 9; public Tester(){System.out.print(this.x); // line 1printVariables();}public static void printVariables(){System.out.print(x); // line 2System.out.print(y); // line 3}public static void main(String... args) { // line 4new Tester();}} Compile error at line 2 (must access x by writing Tester.x) 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 make reference to non-static variables) 49 Compile error at line 2 (must access x by writing Tester.x) 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 make reference to non-static variables) 49 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 that extends Test. Any class. None of these Only the Test class. Any class in com.mypackage package. Any class that extends Test. Any class. None of these Only the Test class. Any class in com.mypackage package. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control You have the following code in a file called Test.javaclass Base{ public static void main(String[] args){ System.out.println("Hello"); }}public class Test extends Base{}What will happen if you try to compile and run this? It will fail to compile. Compiles and runs with no output. Runtime error Compiles and runs printing It will fail to compile. Compiles and runs with no output. Runtime error Compiles and runs printing ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control A package is a collection of Editing tools Editing tools and Interfaces Classes and Interfaces Interfaces Classes Editing tools Editing tools and Interfaces Classes and Interfaces Interfaces Classes 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} void add(Integer... args){} static void add(int[]... args){} static void add(int... args, int y){} static void add(int...args){} static void add(int args...){} void add(Integer... args){} static void add(int[]... args){} static void add(int... args, int y){} static void add(int...args){} static void add(int args...){} ANSWER DOWNLOAD EXAMIANS APP
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