JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called instance variables reference variables objects None of these instance variables reference variables objects None of these 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{} void examians(void) throws IOException{} examians() throws IOException{} void examians() {} throws IOException void examians() throw IOException{} void examians() throws IOException{} void examians(void) throws IOException{} examians() throws IOException{} void examians() {} throws IOException void examians() throw IOException{} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?public class Profile { private Profile(int w) { // line 1 System.out.print(w); } public static Profile() { // line 5 System.out.print (10); } public static void main(String args[]) { Profile obj = new Profile(50); }} Won't compile because of line (5), constructor can't be static 10 50 50 Won't compile because of line (1), constructor can't be private Won't compile because of line (5), constructor can't be static 10 50 50 Won't compile because of line (1), constructor can't be private 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); }} A B 8 None of these A B 5 B 8 A 5 A 5 B 8 A B 8 None of these A B 5 B 8 A 5 A 5 B 8 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(5); None of these A a = new B(); A a = new A(String s); All of these A a = new B(5); None of these A a = new B(); A a = new A(String s); All of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to Before garbage collection. An object, variable or method goes out of scope. None of these A variable goes out of scope. An object or variable goes out of scope. Before garbage collection. An object, variable or method goes out of scope. None of these A variable goes out of scope. An object or variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP