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 clean but no output Compilation fails xyz abc None of these Compilation clean but no output Compilation fails xyz abc None of these ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control A method within a class is only accessible by classes that are defined within the same package as the class of the method. Which one of the following is used to enforce such restriction? Declare the method with the keyword public. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public and private. Declare the method with the keyword private. Declare the method with the keyword protected. Declare the method with the keyword public. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public and private. Declare the method with the keyword private. Declare the method with the keyword protected. 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;}} Compilation error. IllegalArgumentException is thrown at runtime. InsideDemo 10 Hello2 Hello2 InsideDemo 10 InsideDemo 10 Hello2 hello1 Compilation error. IllegalArgumentException is thrown at runtime. InsideDemo 10 Hello2 Hello2 InsideDemo 10 InsideDemo 10 Hello2 hello1 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. Only the Test class. Any class that extends Test. None of these Any class in com.mypackage package. Any class. Only the Test class. Any class that extends Test. None of these Any class in com.mypackage package. 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--; }} None of these The program will compile successfully and display 10 as output. The program will lead to compilation error. The program will lead to runtime error. The will compile successfully and display 9 as output. None of these The program will compile successfully and display 10 as output. The program will lead to compilation error. The program will lead to runtime error. The will compile successfully and display 9 as output. 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 Runtime Exception 5 Compile with error 0 None of these Runtime Exception 5 Compile with error 0 ANSWER DOWNLOAD EXAMIANS APP
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