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(). 1 and 2 3 and 4 2 and 4 2 and 3 1 and 4 1 and 2 3 and 4 2 and 4 2 and 3 1 and 4 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. "); }} This code will not compile, because in Java there are no pointers. There is a NullPointerException. There is an Exception. There is a NullPointerException. Everything went fine. There is a NullPointerException. This code will not compile, because in Java there are no pointers. There is a NullPointerException. There is an Exception. There is a NullPointerException. Everything went fine. There is a NullPointerException. 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); }} 3 Error occured 3.5 None of these Compilation Error 3 Error occured 3.5 None of these Compilation Error 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? NumberFormatException ClassCastException ArrayIndexOutOfBoundsException None of these IllegalStateException NumberFormatException ClassCastException ArrayIndexOutOfBoundsException None of these IllegalStateException 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(); }} Two Compilation Error One One Two None of these Two Compilation Error One One Two None of these ANSWER DOWNLOAD EXAMIANS APP
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