Declaration and Access Control Which statements are most accurate regarding the following classes?class A{ private int i; protected int j;}class B extends A{ private int k; protected int m;} An object of B contains data fields i, j, k, m. An object of B contains data fields j, m. An object of B contains data fields k, m. An object of B contains data fields j, k, m. An object of B contains data fields i, j, k, m. An object of B contains data fields j, m. An object of B contains data fields k, m. An object of B contains data fields j, k, m. 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();}} 49 Compile error at line 2 (must access x by writing Tester.x) Compile error at line 3 (static methods can't make reference to non-static variables) 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) 49 Compile error at line 2 (must access x by writing Tester.x) Compile error at line 3 (static methods can't make reference to non-static variables) 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) 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) 44 Compile error at line 3 (static methods can't invoke this) 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) 44 Compile error at line 3 (static methods can't invoke this) 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 for the below code?public class Test{ static{ int a = 5; } public static void main(String[] args){ System.out.println(a); }} Compile with error 5 Runtime Exception 0 None of these Compile with error 5 Runtime Exception 0 None of these 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;} None of these Any class. Only the Test class. Any class that extends Test. Any class in com.mypackage package. None of these Any class. Only the Test class. Any class that extends Test. 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? Runtime error It will fail to compile. Compiles and runs with no output. Compiles and runs printing Runtime error It will fail to compile. Compiles and runs with no output. Compiles and runs printing ANSWER DOWNLOAD EXAMIANS APP