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. static final volatile abstract native static final volatile abstract native 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 InsideDemo 10 Hello2 InsideDemo 10 Hello2 hello1 Compilation error. IllegalArgumentException is thrown at runtime. Hello2 InsideDemo 10 InsideDemo 10 Hello2 InsideDemo 10 Hello2 hello1 Compilation error. 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 Exception is thrown at runtime BaseDerived Derived Compilation Error Exception is thrown at runtime BaseDerived Derived ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control You have the following code in a file called Test.javaclass Base{ public static void main(String[] args){ System.out.println("Hello"); }}public class Test extends Base{}What will happen if you try to compile and run this? Runtime error Compiles and runs with no output. It will fail to compile. Compiles and runs printing Runtime error Compiles and runs with no output. It will fail to compile. Compiles and runs printing ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What is the result of compiling and running the following code?public class Tester{static int x = 4;int y = 9; public Tester(){System.out.print(this.x); // line 1printVariables();}public static void printVariables(){System.out.print(x); // line 2System.out.print(y); // line 3}public static void main(String... args) { // line 4new Tester();}} Compile error at line 3 (static methods can't make reference to non-static variables) Compile error at line 4 (invalid argument type for method main) Compile error at line 1 (static x must be only accessed inside static methods) 49 Compile error at line 2 (must access x by writing Tester.x) Compile error at line 3 (static methods can't make reference to non-static variables) Compile error at line 4 (invalid argument type for method main) Compile error at line 1 (static x must be only accessed inside static methods) 49 Compile error at line 2 (must access x by writing Tester.x) 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(); 1 and 2 1 and 3 3 and 4 2 and 4 1 and 2 1 and 3 3 and 4 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
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