JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? public Test( ) public Test(void) Test( ) None of these Test(void) public Test( ) public Test(void) Test( ) None of these Test(void) ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine Output:class A{public static void method(int i){System.out.print("Method 1");}public static int method(String str){System.out.print("Method 2");return 0;}}public class Test{ public static void main(String args[]){A.method(5);}} Method 2 Compile time error as final method can't be overloaded Method 1 None of these Method 2 Compile time error as final method can't be overloaded Method 1 None of these 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() + 0.5) (int)(Math.random() + 0.2) (int)Math.random() (int)Math.random() + 1 (int)(Math.random() + 0.5) (int)(Math.random() + 0.2) (int)Math.random() (int)Math.random() + 1 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 ? 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 A a = new B(5); ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? protected static public private protected static public private ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } } The sum of x and y is 9 The sum of x and y is 45 does not compile None of these The sum of x and y is 9 The sum of x and y is 45 does not compile None of these ANSWER DOWNLOAD EXAMIANS APP
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