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;} None of these Only the Test class. Any class that extends Test. Any class in com.mypackage package. Any class. None of these Only the Test class. Any class that extends Test. Any class in com.mypackage package. Any class. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control A method within a class is only accessible by classes that are defined within the same package as the class of the method. Which one of the following is used to enforce such restriction? Declare the method with the keyword public and private. Declare the method with the keyword private. Declare the method with the keyword protected. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public. Declare the method with the keyword public and private. Declare the method with the keyword private. Declare the method with the keyword protected. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public. 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, m. An object of B contains data fields j, k, 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, m. An object of B contains data fields j, k, m. An object of B contains data fields i, j, k, m. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Determine Output:class MyClass{ static final int a = 20; static final void call(){ System.out.println("two"); } static{ System.out.println("one"); }}public class Test{ public static void main(String args[]){ System.out.println(MyClass.a); }} one 20 one two 20 one 20 one two one 20 one two 20 one 20 one two 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} static void add(int[]... args){} static void add(int args...){} void add(Integer... args){} static void add(int... args, int y){} static void add(int...args){} static void add(int[]... args){} static void add(int args...){} void add(Integer... args){} static void add(int... args, int y){} static void add(int...args){} 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 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) 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 2 (constructors can't be static) Compile error at line 1 (static x must be only accessed inside static methods) Compile error at line 4 (invalid argument type for method main ) 44 ANSWER DOWNLOAD EXAMIANS APP
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