JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (int)Math.random() (int)(Math.random() + 0.5) (int)Math.random() + 1 (int)(Math.random() + 0.2) (int)Math.random() (int)(Math.random() + 0.5) (int)Math.random() + 1 (int)(Math.random() + 0.2) ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to An object, variable or method goes out of scope. A variable goes out of scope. An object or variable goes out of scope. None of these Before garbage collection. An object, variable or method goes out of scope. A variable goes out of scope. An object or variable goes out of scope. None of these Before garbage collection. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of these is a legal definition of a method named examveda assuming it throws IOException, and returns void. Also assume that the method does not take any arguments. Select the one correct answer. void examians() {} throws IOException examians() throws IOException{} void examians() throws IOException{} void examians() throw IOException{} void examians(void) throws IOException{} void examians() {} throws IOException examians() throws IOException{} void examians() throws IOException{} void examians() throw IOException{} void examians(void) throws IOException{} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Given the following piece of code:class Person{ public int number;}public class Test{ public void doIt(int i , Person p){ i = 5; p.number = 8; } public static void main(String args[]){ int x = 0; Person p = new Person(); new Test().doIt(x, p); System.out.println(x + " " + p.number); }}What is the result? 5 8 0 0 5 0 0 8 5 8 0 0 5 0 0 8 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The following code contains one compilation error, find it?public class Test {Test() { } // line 1static void Test() { this(); } // line 2 public static void main(String[] args) { // line 3Test(); // line 4}} At line 2, constructor call At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 1, constructor Tester must be marked public like its class At line 4 At line 2, constructor call At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 1, constructor Tester must be marked public like its class At line 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?class Animal {Animal() {System.out.println("Animal");}}class Wild extends Animal{Wild() {System.out.println("Wild");super();}}public class Test {public static void main(String args[]) {Wild wild = new Wild();}} Wild Animal Compilation Error Animal Wild Runtime Exception Wild Animal Compilation Error Animal Wild Runtime Exception ANSWER DOWNLOAD EXAMIANS APP
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