Declaration and Access Control The object is created with new keyword At run-time None of these At Compile-time Depends on the code At run-time None of these At Compile-time Depends on the code 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 private. Declare the method with the keyword protected. Declare the method with the keyword public and private. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public. Declare the method with the keyword private. Declare the method with the keyword protected. Declare the method with the keyword public and private. Do not declare the method with any accessibility modifiers. 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 ");}} Compilation fail r1 r4 pre b1 b2 post r3 r2 pre r1 r4 b1 b2 r2 r3 post r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post Compilation fail r1 r4 pre b1 b2 post r3 r2 pre r1 r4 b1 b2 r2 r3 post r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control A package is a collection of Editing tools and Interfaces Editing tools Classes and Interfaces Interfaces Classes Editing tools and Interfaces Editing tools Classes and Interfaces Interfaces Classes 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 static block A A block static None of these static A A static block A A block static None of these static A 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} void add(Integer... args){} static void add(int args...){} static void add(int... args, int y){} static void add(int...args){} static void add(int[]... args){} void add(Integer... args){} static void add(int args...){} static void add(int... args, int y){} static void add(int...args){} static void add(int[]... args){} ANSWER DOWNLOAD EXAMIANS APP