Declaration and Access Control Name the keyword that makes a variable belong to a class, rather than being defined for each instance of the class. volatile abstract native static final volatile abstract native static final 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) (II) and (III) Only (III) (I) and (II) (I), (II) and (III) Only (I) (II) and (III) Only (III) (I) and (II) (I), (II) and (III) 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 1 and 3 1 and 2 2 and 4 3 and 4 1 and 3 1 and 2 2 and 4 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"; }} abc Compilation fails xyz Compilation clean but no output None of these abc Compilation fails xyz Compilation clean but no output 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 and private. Declare the method with the keyword public. Do not declare the method with any accessibility modifiers. Declare the method with the keyword protected. Declare the method with the keyword private. Declare the method with the keyword public and private. Declare the method with the keyword public. Do not declare the method with any accessibility modifiers. Declare the method with the keyword protected. Declare the method with the keyword private. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What is the output for the below code ?public class A{ static{ System.out.println("static"); } { System.out.println("block"); } public A(){ System.out.println("A"); } public static void main(String[] args){ A a = new A(); }} A block static static block A static A A None of these A block static static block A static A A None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS