Declaration and Access Control A package is a collection of Editing tools Interfaces Classes Classes and Interfaces Editing tools and Interfaces Editing tools Interfaces Classes Classes and Interfaces Editing tools and Interfaces ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output after compiling and running following program code?public class Test{ static int a; public static void main(String[] args){ System.out.println("one"); call(1); } static void call(int a){ this.a=10; System.out.println("two "+a); }} one two 0 Compile time error. None of these one two 1 one two 10 one two 0 Compile time error. None of these one two 1 one two 10 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;public Tester(){System.out.print(this.x); // line 1Tester();}public static void Tester(){ // line 2System.out.print(this.x); // line 3}public static void main(String... args){ // line 4new Tester();}} Compile error at line 1 (static x must be only accessed inside static methods) 44 Compile error at line 4 (invalid argument type for method main ) Compile error at line 3 (static methods can't invoke this) Compile error at line 2 (constructors can't be static) Compile error at line 1 (static x must be only accessed inside static methods) 44 Compile error at line 4 (invalid argument type for method main ) Compile error at line 3 (static methods can't invoke this) Compile error at line 2 (constructors can't be static) 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(); }} Exception is thrown at runtime Compilation Error BaseDerived Derived Exception is thrown at runtime Compilation Error BaseDerived Derived 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...){} static void add(int...args){} static void add(int... args, int y){} void add(Integer... args){} static void add(int[]... args){} static void add(int args...){} static void add(int...args){} static void add(int... args, int y){} 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"; }} xyz Compilation clean but no output None of these abc Compilation fails xyz Compilation clean but no output None of these abc Compilation fails ANSWER DOWNLOAD EXAMIANS APP
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