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 that extends Test. Any class. Only the Test class. Any class in com.mypackage package. None of these Any class that extends Test. Any class. Only the Test class. Any class in com.mypackage package. None of these 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;int y = 9; public Tester(){System.out.print(this.x); // line 1printVariables();}public static void printVariables(){System.out.print(x); // line 2System.out.print(y); // line 3}public static void main(String... args) { // line 4new Tester();}} 49 Compile error at line 4 (invalid argument type for method main) Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 3 (static methods can't make reference to non-static variables) Compile error at line 2 (must access x by writing Tester.x) 49 Compile error at line 4 (invalid argument type for method main) Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 3 (static methods can't make reference to non-static variables) Compile error at line 2 (must access x by writing Tester.x) 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. Only (III) (II) and (III) (I), (II) and (III) Only (I) (I) and (II) Only (III) (II) and (III) (I), (II) and (III) Only (I) (I) and (II) 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"); } }} two None of these Compile error - char can't be permitted in switch statement. Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted. one two None of these Compile error - char can't be permitted in switch statement. Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted. one 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, int y){} static void add(int[]... args){} void add(Integer... args){} static void add(int args...){} static void add(int...args){} static void add(int... args, int y){} static void add(int[]... args){} 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 compile successfully and display 10 as output. None of these The will compile successfully and display 9 as output. The program will lead to compilation error. The program will lead to runtime error. The program will compile successfully and display 10 as output. None of these The will compile successfully and display 9 as output. The program will lead to compilation error. The program will lead to runtime error. ANSWER DOWNLOAD EXAMIANS APP
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