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 r3 r2 post r1 r4 pre b1 b2 post r3 r2 r1 r4 pre b1 b2 post Compilation fail pre r1 r4 b1 b2 r2 r3 post r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post r3 r2 r1 r4 pre b1 b2 post Compilation fail pre r1 r4 b1 b2 r2 r3 post ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control A package is a collection of Classes Classes and Interfaces Editing tools Interfaces Editing tools and Interfaces Classes Classes and Interfaces Editing tools Interfaces Editing tools and Interfaces 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); }} None of these Compile with error 5 Runtime Exception 0 None of these Compile with error 5 Runtime Exception 0 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 in com.mypackage package. Any class that extends Test. None of these Only the Test class. Any class. Any class in com.mypackage package. Any class that extends Test. None of these Only the Test class. Any class. 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 hello1 InsideDemo 10 Hello2 IllegalArgumentException is thrown at runtime. Compilation error. Hello2 InsideDemo 10 InsideDemo 10 Hello2 hello1 InsideDemo 10 Hello2 IllegalArgumentException is thrown at runtime. Compilation error. Hello2 InsideDemo 10 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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