JAVA Exceptions Given the following piece of code:class SalaryCalculationException extends Exception{}class Person{ public void calculateSalary() throws SalaryCalculationException{ //... throw new SalaryCalculationException(); //... }}class Company{ public void paySalaries(){ new Person().calculateSalary(); }}Which of the following statements is correct?1. This code will compile without any problems.2. This code will compile if in method paySalaries() we return a boolean in stead of void.3. This code will compile if we add a try-catch block in paySalaries().4. This code will compile if we add throws SalaryCalculationException in the signature of method paySalaries(). 2 and 4 1 and 4 3 and 4 2 and 3 1 and 2 2 and 4 1 and 4 3 and 4 2 and 3 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the output of the following piece of code:class Person{ public void talk() {}}public class Test{ public static void main(String args[]){ Person p = null; try{ p.talk(); } catch(NullPointerException e){ System.out.print("There is a NullPointerException. "); } catch(Exception e){ System.out.print("There is an Exception. "); } System.out.print("Everything went fine. "); }} There is a NullPointerException. There is an Exception. There is a NullPointerException. There is a NullPointerException. Everything went fine. This code will not compile, because in Java there are no pointers. There is a NullPointerException. There is an Exception. There is a NullPointerException. There is a NullPointerException. Everything went fine. This code will not compile, because in Java there are no pointers. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Determine output of the following program code?public class Test{ public static void main(String args[]){ int i; try{ i = calculate(); System.out.println(i); }catch(Exception e){ System.out.println("Error occured"); } } static int calculate(){ return (7/2); }} Error occured None of these Compilation Error 3 3.5 Error occured None of these Compilation Error 3 3.5 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions public class Test{ public static void main(String args[]){ try{ int a = Integer.parseInt("four"); } }}Which exception could be handled by the catch block for above? IllegalStateException ArrayIndexOutOfBoundsException ClassCastException None of these NumberFormatException IllegalStateException ArrayIndexOutOfBoundsException ClassCastException None of these NumberFormatException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the output?class MyClass{ public String test(){ try{ System.out.print("One"); return ""; } finally{ System.out.print("Two"); } }}public class Test{ public static void main(String args[]){ MyClass m = new MyClass(); m.test(); }} Compilation Error One Two One Two None of these Compilation Error One Two One Two None of these ANSWER DOWNLOAD EXAMIANS APP
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