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 in com.mypackage package. None of these Only the Test class. Any class. Any class that extends Test. Any class in com.mypackage package. None of these Only the Test class. Any class. Any class that extends Test. 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;}} InsideDemo 10 Hello2 InsideDemo 10 Hello2 hello1 Hello2 InsideDemo 10 Compilation error. IllegalArgumentException is thrown at runtime. InsideDemo 10 Hello2 InsideDemo 10 Hello2 hello1 Hello2 InsideDemo 10 Compilation error. IllegalArgumentException is thrown at runtime. 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 abc None of these Compilation clean but no output Compilation fails xyz abc None of these Compilation clean but no output Compilation fails ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output after the following program is compiled and executed?public class Test{ public static void main(String args[]){ int x = 10; x = myMethod(x--); System.out.print(x); } static int myMethod(final int x){ return x--; }} The program will lead to compilation error. None of these The program will lead to runtime error. The will compile successfully and display 9 as output. The program will compile successfully and display 10 as output. The program will lead to compilation error. None of these The program will lead to runtime error. The will compile successfully and display 9 as output. The program will compile successfully and display 10 as output. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Determine output:class A{{System.out.print("b1 ");}public A(){System.out.print("b2 ");}}class B extends A{static{System.out.print("r1 ");}public B(){System.out.print("r2 ");}{System.out.print("r3 ");}static{System.out.print("r4 ");}}public class Test extends B{public static void main(String[] args){System.out.print("pre ");new Test();System.out.println("post ");}} r1 r4 pre b1 b2 post r3 r2 r1 r4 pre b1 b2 post pre r1 r4 b1 b2 r2 r3 post Compilation fail r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post r3 r2 r1 r4 pre b1 b2 post pre r1 r4 b1 b2 r2 r3 post Compilation fail r1 r4 pre b1 b2 r3 r2 post 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 3 (static methods can't invoke this) 44 Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 4 (invalid argument type for method main ) Compile error at line 2 (constructors can't be static) Compile error at line 3 (static methods can't invoke this) 44 Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 4 (invalid argument type for method main ) Compile error at line 2 (constructors can't be static) ANSWER DOWNLOAD EXAMIANS APP
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