JAVA Constructors and Methods The finalize() method is called just prior to An object, variable or method goes out of scope. An object or variable goes out of scope. None of these Before garbage collection. A variable goes out of scope. An object, variable or method goes out of scope. An object or variable goes out of scope. None of these Before garbage collection. A variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What will be the result of compiling and running the given code?class A{ int b=10; private A(){ this.b=7; } int f(){ return b; }}class B extends A{ int b;}public class Test{ public static void main(String[] args){ A a = new B(); System.out.println(a.f()); }} Prints 7 Prints 10 Compilation Fails Prints 0 None of these Prints 7 Prints 10 Compilation Fails Prints 0 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?public class Profile {private Profile(int w) { // line 1System.out.print(w);}public final Profile() { // line 5System.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 final 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 final 10 50 50 Won't compile because of line (1); constructor can't be private ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason It can be executed without creating any instance of the class. It can be accessed easily by the class loader. None of these It can be accessed by every method or variable without any hindrance. It can be executed without creating any instance of the class. It can be accessed easily by the class loader. None of these It can be accessed by every method or variable without any hindrance. 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 Compile fail due to error on line no 2 Compile fail due to error on line no 8 None of these 15 Compile fail due to error on line no 9 Compile fail due to error on line no 2 Compile fail due to error on line no 8 None of these 15 ANSWER DOWNLOAD EXAMIANS APP
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() + 0.2) (int)(Math.random() + 0.5) (int)Math.random() + 1 (int)Math.random() (int)(Math.random() + 0.2) (int)(Math.random() + 0.5) (int)Math.random() + 1 ANSWER DOWNLOAD EXAMIANS APP
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