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. None of these Only the Test class. Any class in com.mypackage package. Any class that extends Test. Any class. None of these Only the Test class. Any class in com.mypackage package. Any class that extends Test. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Choose the correct statement. Restriction on static methods are: I. They can only call other static methods.II. They must only access static data.III. They cannot refer this or super in any way. Only (I) (I) and (II) (II) and (III) Only (III) (I), (II) and (III) Only (I) (I) and (II) (II) and (III) Only (III) (I), (II) and (III) 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 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 InsideDemo 10 Hello2 hello1 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"; }} None of these Compilation clean but no output Compilation fails xyz abc None of these Compilation clean but no output Compilation fails xyz abc ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Consider the following two classes declared and defined in two different packages, what can be added in class B to form what considered a correct access to class A from main() method of class B?package subPackage;public class A { }package anotherPackage;// line 1public class B{public static void main(String[] args){// line 2}}1. At line1 add noting; At line2 add: new A();2. At line 1 add: import package.*; at line 2 add : new subPackage.A();3. At line 1 add: import subPackage.*; at line 2 add : new A();4. At line 1 add: import subPackage.A; at line 2 add : new A(); 3 and 4 2 and 4 1 and 3 1 and 2 3 and 4 2 and 4 1 and 3 1 and 2 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(); }} Compilation Error Derived BaseDerived Exception is thrown at runtime Compilation Error Derived BaseDerived Exception is thrown at runtime ANSWER DOWNLOAD EXAMIANS APP
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