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) (I) and (II) Only (I) Only (III) (II) and (III) (I), (II) and (III) (I) and (II) Only (I) 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); }} 20 one one two 20 one 20 one two 20 one one two 20 one 20 one two 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? Do not declare the method with any accessibility modifiers. Declare the method with the keyword public. Declare the method with the keyword protected. Declare the method with the keyword private. Declare the method with the keyword public and private. Do not declare the method with any accessibility modifiers. Declare the method with the keyword public. Declare the method with the keyword protected. Declare the method with the keyword private. Declare the method with the keyword public and private. 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){} void add(Integer... args){} static void add(int...args){} static void add(int[]... args){} static void add(int args...){} static void add(int... args, int y){} void add(Integer... args){} static void add(int...args){} static void add(int[]... args){} static void add(int args...){} ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control A package is a collection of Editing tools Classes and Interfaces Classes Interfaces Editing tools and Interfaces Editing tools Classes and Interfaces Classes Interfaces Editing tools and Interfaces ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control Choose the correct statementpublic class Circle{ private double radius; public Circle(double radius){ radius = radius; }} The program has a compilation error because it does not have a main method. The program has a compilation error because we cannot assign radius to radius. The program does not compile because Circle does not have a default constructor. The program will compile, but we cannot create an object of Circle with a specified radius. The object will always have radius 0. The program has a compilation error because it does not have a main method. The program has a compilation error because we cannot assign radius to radius. The program does not compile because Circle does not have a default constructor. The program will compile, but we cannot create an object of Circle with a specified radius. The object will always have radius 0. ANSWER DOWNLOAD EXAMIANS APP
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