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"; }} xyz abc Compilation fails Compilation clean but no output None of these xyz abc Compilation fails Compilation clean but no output None of these 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, k, m. An object of B contains data fields j, 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, k, m. An object of B contains data fields j, m. An object of B contains data fields i, j, k, m. ANSWER DOWNLOAD EXAMIANS APP
Declaration and Access Control You have the following code in a file called Test.javaclass Base{ public static void main(String[] args){ System.out.println("Hello"); }}public class Test extends Base{}What will happen if you try to compile and run this? Runtime error Compiles and runs printing Compiles and runs with no output. It will fail to compile. Runtime error Compiles and runs printing Compiles and runs with no output. It will fail to compile. 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 (I) (II) and (III) (I), (II) and (III) Only (III) (I) and (II) Only (I) (II) and (III) (I), (II) and (III) Only (III) (I) and (II) 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){} void add(Integer... args){} static void add(int...args){} static void add(int... args, int y){} static void add(int args...){} static void add(int[]... args){} void add(Integer... args){} static void add(int...args){} static void add(int... args, int y){} static void add(int args...){} ANSWER DOWNLOAD EXAMIANS APP
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