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 fails None of these Compilation clean but no output abc xyz Compilation fails None of these Compilation clean but no output abc 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 2 (constructors can't be static) Compile error at line 4 (invalid argument type for method main ) 44 Compile error at line 3 (static methods can't invoke this) Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 2 (constructors can't be static) Compile error at line 4 (invalid argument type for method main ) 44 Compile error at line 3 (static methods can't invoke this) Compile error at line 1 (static x must be only accessed inside static methods) 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 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 ");}} r1 r4 pre b1 b2 post r3 r2 pre r1 r4 b1 b2 r2 r3 post r1 r4 pre b1 b2 r3 r2 post Compilation fail r1 r4 pre b1 b2 post r1 r4 pre b1 b2 post r3 r2 pre r1 r4 b1 b2 r2 r3 post r1 r4 pre b1 b2 r3 r2 post Compilation fail r1 r4 pre b1 b2 post ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output for the below code?public class Test{ static{ int a = 5; } public static void main(String[] args){ System.out.println(a); }} None of these Runtime Exception Compile with error 5 0 None of these Runtime Exception Compile with error 5 0 ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output for the below code?static public class Test{ public static void main(String[] args){ char c = 'a'; switch(c){ case 65 : System.out.println("one");break; case 'a': System.out.println("two");break; case 3 : System.out.println("three"); } }} one Compile error - char can't be permitted in switch statement. Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted. None of these two one Compile error - char can't be permitted in switch statement. Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted. None of these two ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS