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 Compilation fail r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post r1 r4 pre b1 b2 post r3 r2 pre r1 r4 b1 b2 r2 r3 post Compilation fail r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output after the following program is compiled and executed?public class Test{ public static void main(String args[]){ int x = 10; x = myMethod(x--); System.out.print(x); } static int myMethod(final int x){ return x--; }} The will compile successfully and display 9 as output. The program will compile successfully and display 10 as output. The program will lead to compilation error. The program will lead to runtime error. None of these The will compile successfully and display 9 as output. The program will compile successfully and display 10 as output. The program will lead to compilation error. The program will lead to runtime error. None of these 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 BaseDerived Derived Compilation Error Exception is thrown at runtime BaseDerived Derived Compilation Error 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"; }} Compilation fails Compilation clean but no output None of these xyz abc Compilation fails Compilation clean but no output None of these xyz abc 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"); } }} Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted. one Compile error - char can't be permitted in switch statement. two None of these Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted. one Compile error - char can't be permitted in switch statement. two None of these ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Which statements are most accurate regarding the following classes?class A{ private int i; protected int j;}class B extends A{ private int k; protected int m;} An object of B contains data fields k, m. An object of B contains data fields j, k, m. An object of B contains data fields j, m. An object of B contains data fields i, j, k, m. An object of B contains data fields k, m. An object of B contains data fields j, k, m. An object of B contains data fields j, m. An object of B contains data fields i, j, k, m. ANSWER DOWNLOAD EXAMIANS APP
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