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 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 Any class that extends Test. Any class. Only the Test class. 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 j, 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 i, j, k, m. An object of B contains data fields j, 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 i, j, k, m. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Suppose a class has public visibility. In this class we define a protected method. Which of the following statements is correct? This method is only accessible from inside the class itself and from inside all subclasses. From within protected methods you do not have access to public methods. In a class, you cannot declare methods with a lower visibility than the visibility of the class in which it is defined. This method is accessible from within the class itself and from within all classes defined in the same package as the class itself. This method is only accessible from inside the class itself and from inside all subclasses. From within protected methods you do not have access to public methods. In a class, you cannot declare methods with a lower visibility than the visibility of the class in which it is defined. This method is accessible from within the class itself and from within all classes defined in the same package as the class itself. 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. Do not declare the method with any accessibility modifiers. Declare the method with the keyword private. Declare the method with the keyword protected. Declare the method with the keyword public and private. Declare the method with the keyword public. Do not declare the method with any accessibility modifiers. Declare the method with the keyword private. Declare the method with the keyword protected. Declare the method with the keyword public and private. 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);}} 0 6 Compile with error 5 Runtime Exception 0 6 Compile with error 5 Runtime Exception 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, 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){} static void add(int args...){} static void add(int[]... args){} void add(Integer... args){} ANSWER DOWNLOAD EXAMIANS APP
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