JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called objects None of these reference variables instance variables objects None of these reference variables instance variables ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code ?class A{ public A(){ System.out.println("A"); } public A(int i){ this(); System.out.println(i); }}class B extends A{ public B(){ System.out.println("B"); } public B(int i){ this(); System.out.println(i+3); }}public class Test{ public static void main (String[] args){ new B(5); }} None of these A B 8 B 8 A 5 A B 5 A 5 B 8 None of these A B 8 B 8 A 5 A B 5 A 5 B 8 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.} Compile fail due to error on line no 9 15 Compile fail due to error on line no 8 None of these Compile fail due to error on line no 2 Compile fail due to error on line no 9 15 Compile fail due to error on line no 8 None of these Compile fail due to error on line no 2 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to An object or variable goes out of scope. Before garbage collection. An object, variable or method goes out of scope. A variable goes out of scope. None of these An object or variable goes out of scope. Before garbage collection. An object, variable or method goes out of scope. A variable goes out of scope. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class A{ A(String s){} A(){}}1. class B extends A{2. B(){}3. B(String s){4. super(s);5. }6. void test(){7. // insert code here8. }9. }Which of the below code can be insert at line 7 to make clean compilation ? A a = new B(); A a = new A(String s); None of these All of these A a = new B(5); A a = new B(); A a = new A(String s); None of these All of these A a = new B(5); ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the above program ?class Num { Num(double x ){ System.out.println( x ) ; } }public class Test extends Num { public static void main(String[] args){ Num num = new Num( 2 ) ; } } Compile time error 2.0 None of these 0 Compile time error 2.0 None of these 0 ANSWER DOWNLOAD EXAMIANS APP
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