Declaration and Access Control What can directly access and change the value of the variable qusNo?package com.mypackage;public class Test{ private int qusNo = 100;} Any class. Only the Test class. None of these Any class that extends Test. Any class in com.mypackage package. Any class. Only the Test class. None of these Any class that extends Test. Any class in com.mypackage package. 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 None of these Compilation clean but no output abc xyz Compilation fails None of these Compilation clean but no output abc xyz ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control What will be the output?public class Test{static{int a = 5;}public static void main(String args[]){new Test().call();}void call(){this.a++;System.out.print(this.a);}} 6 0 Runtime Exception Compile with error 5 6 0 Runtime Exception Compile with error 5 ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Choose the correct statement. Restriction on static methods are: I. They can only call other static methods.II. They must only access static data.III. They cannot refer this or super in any way. (I) and (II) (II) and (III) Only (I) Only (III) (I), (II) and (III) (I) and (II) (II) and (III) Only (I) Only (III) (I), (II) and (III) 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 Compilation fail pre r1 r4 b1 b2 r2 r3 post r1 r4 pre b1 b2 r3 r2 post r1 r4 pre b1 b2 post r3 r2 r1 r4 pre b1 b2 post Compilation fail pre r1 r4 b1 b2 r2 r3 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 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 program will lead to compilation error. The program will lead to runtime error. None of these The program will compile successfully and display 10 as output. The will compile successfully and display 9 as output. The program will lead to compilation error. The program will lead to runtime error. None of these The program will compile successfully and display 10 as output. The will compile successfully and display 9 as output. ANSWER DOWNLOAD EXAMIANS APP
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