JAVA Constructors and Methods In which area of memory, the system stores parameters and local variables whenever a method is invoked? Heap Stack Array Storage Area Heap Stack Array Storage Area 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(void) throws IOException{} 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{} 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 5 None of these A 5 B 8 B 8 A 5 A B 8 A B 5 None of these A 5 B 8 B 8 A 5 A B 8 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following statements regarding static methods are correct?1. Static methods are difficult to maintain, because you can not change their implementation.2. Static methods can be called using an object reference to an object of the class in which this method is defined.3. Static methods are always public, because they are defined at class-level.4. Static methods do not have direct access to non-static methods which are defined inside the same class. 1 and 3 3 and 4 1 and 2 2 and 4 1 and 3 3 and 4 1 and 2 2 and 4 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); All of these None of these A a = new B(); A a = new A(String s); A a = new B(5); All of these None of these A a = new B(); A a = new A(String s); 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 45 The sum of x and y is 9 None of these does not compile The sum of x and y is 45 The sum of x and y is 9 None of these does not compile ANSWER DOWNLOAD EXAMIANS APP
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