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() throw IOException{} void examians() throws IOException{} void examians() {} throws IOException examians() throws IOException{} void examians(void) throws IOException{} void examians() throw IOException{} void examians() throws IOException{} void examians() {} throws IOException examians() throws 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 0 0 8 0 0 5 8 5 0 0 8 0 0 5 8 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class MyClass{ MyClass(){ System.out.print("one"); } public void myMethod(){ this(); System.out.print("two"); }} public class TestClass{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.myMethod(); }} None of these two one one one one two one Exception Compilation Error None of these two one one one one two one Exception Compilation Error 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 1, constructor Tester must be marked public like its class At line 4 At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 2, constructor call At line 1, constructor Tester must be marked public like its class At line 4 At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code ?1. public class A{2. int add(int i, int j){3. return i+j;4. }5. }6. public class B extends A{7. public static void main(String argv[]){8. short s = 9;9. System.out.println(add(s,6));10. }11.} None of these Compile fail due to error on line no 9 Compile fail due to error on line no 8 Compile fail due to error on line no 2 15 None of these Compile fail due to error on line no 9 Compile fail due to error on line no 8 Compile fail due to error on line no 2 15 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The implicit return type of a constructor is A class object in which it is defined. None of these There is no return type. void A class object in which it is defined. None of these There is no return type. void ANSWER DOWNLOAD EXAMIANS APP
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