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. final native volatile abstract static final native volatile abstract static ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Choose all the lines which if inserted independently instead of "//insert code here" will allow the following code to compile:public class Test{ public static void main(String args[]){ add(); add(1);add(1, 2); }// insert code here} static void add(int... args, int y){} static void add(int args...){} void add(Integer... args){} static void add(int[]... args){} static void add(int...args){} static void add(int... args, int y){} static void add(int args...){} void add(Integer... args){} static void add(int[]... args){} static void add(int...args){} ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Determine output:class A{{System.out.print("b1 ");}public A(){System.out.print("b2 ");}}class B extends A{static{System.out.print("r1 ");}public B(){System.out.print("r2 ");}{System.out.print("r3 ");}static{System.out.print("r4 ");}}public class Test extends B{public static void main(String[] args){System.out.print("pre ");new Test();System.out.println("post ");}} pre r1 r4 b1 b2 r2 r3 post Compilation fail r1 r4 pre b1 b2 post r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post r3 r2 pre r1 r4 b1 b2 r2 r3 post Compilation fail r1 r4 pre b1 b2 post r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post r3 r2 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 abc xyz Compilation clean but no output Compilation fails None of these abc xyz Compilation clean but no output Compilation fails 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. Declare the method with the keyword protected. Declare the method with the keyword private. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public and private. Declare the method with the keyword public. Declare the method with the keyword protected. Declare the method with the keyword private. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public and private. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control The object is created with new keyword At Compile-time Depends on the code At run-time None of these At Compile-time Depends on the code At run-time None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS