JAVA Exceptions Exception generated in try block is caught in ........... block. finally throws catch throw finally throws catch throw ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result if NullPointerException occurs at line 2?1. try{2. //some code goes here3. }4. catch(NullPointerException ne){5. System.out.print("1 ");6. }7. catch(RuntimeException re){8. System.out.print("2 ");9. }10. finally{11. System.out.print("3");12. } 3 1 3 1 2 3 2 3 1 3 1 3 1 2 3 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? None of these The superclass exception cannot caught first. The superclass exception must be caught first. Either super or subclass can be caught first. None of these The superclass exception cannot caught first. The superclass exception must be caught first. Either super or subclass can be caught first. ANSWER DOWNLOAD EXAMIANS APP
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 4 2 and 3 1 and 2 2 and 4 3 and 4 1 and 4 2 and 3 1 and 2 2 and 4 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. catch throw throws finally catch throw throws finally ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Predict the output:public class Test{ public static void main(String args[]){ try{ String arr[] = new String[10]; arr = null; arr[0] = "one"; System.out.print(arr[0]); }catch(Exception ex){ System.out.print("exception"); }catch(NullPointerException nex){ System.out.print("null pointer exception"); } }} "null pointer exception" is printed. "one" is printed. Compilation fails saying NullPointerException has already been caught. None of these "exception" is printed. "null pointer exception" is printed. "one" is printed. Compilation fails saying NullPointerException has already been caught. None of these "exception" is printed. ANSWER DOWNLOAD EXAMIANS APP
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