JAVA Constructors and Methods Which of the modifier can't be used for constructors? private public static protected private public static protected 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 None of these 15 Compile fail due to error on line no 2 Compile fail due to error on line no 8 Compile fail due to error on line no 9 None of these 15 Compile fail due to error on line no 2 Compile fail due to error on line no 8 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code?public class Test{ public static void printValue(int i, int j, int k){ System.out.println("int"); } public static void printValue(byte...b){ System.out.println("long"); } public static void main(String... args){ byte b = 9; printValue(b,b,b); }} Compilation clean but throws RuntimeException int Compilation fails long None of these Compilation clean but throws RuntimeException int Compilation fails long 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. examians() throws IOException{} void examians() throws IOException{} void examians(void) throws IOException{} void examians() throw IOException{} void examians() {} throws IOException examians() throws IOException{} void examians() throws IOException{} void examians(void) throws IOException{} void examians() throw IOException{} void examians() {} throws IOException ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Given the following piece of code:class Person{ public int number;}public class Test{ public void doIt(int i , Person p){ i = 5; p.number = 8; } public static void main(String args[]){ int x = 0; Person p = new Person(); new Test().doIt(x, p); System.out.println(x + " " + p.number); }}What is the result? 0 0 0 8 5 8 5 0 0 0 0 8 5 8 5 0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The following code contains one compilation error, find it?public class Test {Test() { } // line 1static void Test() { this(); } // line 2 public static void main(String[] args) { // line 3Test(); // line 4}} At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 1, constructor Tester must be marked public like its class At line 4 At line 2, constructor call At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 1, constructor Tester must be marked public like its class At line 4 At line 2, constructor call ANSWER DOWNLOAD EXAMIANS APP