Declaration and Access Control A package is a collection of Interfaces Classes and Interfaces Classes Editing tools Editing tools and Interfaces Interfaces Classes and Interfaces Classes Editing tools Editing tools and Interfaces ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Choose the correct statementpublic class Circle{ private double radius; public Circle(double radius){ radius = radius; }} The program does not compile because Circle does not have a default constructor. The program has a compilation error because it does not have a main method. The program has a compilation error because we cannot assign radius to radius. The program will compile, but we cannot create an object of Circle with a specified radius. The object will always have radius 0. The program does not compile because Circle does not have a default constructor. The program has a compilation error because it does not have a main method. The program has a compilation error because we cannot assign radius to radius. The program will compile, but we cannot create an object of Circle with a specified radius. The object will always have radius 0. 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 compile successfully and display 10 as output. The program will lead to runtime error. None of these The program will lead to compilation 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 runtime error. None of these The program will lead to compilation error. The will compile successfully and display 9 as output. 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. Only the Test class. None of these Any class. Any class that extends Test. Any class in com.mypackage package. Only the Test class. None of these 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;}} IllegalArgumentException is thrown at runtime. Hello2 InsideDemo 10 Compilation error. InsideDemo 10 Hello2 InsideDemo 10 Hello2 hello1 IllegalArgumentException is thrown at runtime. Hello2 InsideDemo 10 Compilation error. InsideDemo 10 Hello2 InsideDemo 10 Hello2 hello1 ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What is the result of compiling and running the following code?class Base{ private Base(){ System.out.print("Base"); }}public class test extends Base{ public test(){ System.out.print("Derived"); } public static void main(String[] args){ new test(); }} Exception is thrown at runtime Compilation Error BaseDerived Derived Exception is thrown at runtime Compilation Error BaseDerived Derived ANSWER DOWNLOAD EXAMIANS APP