JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. catch finally throw throws catch finally throw throws 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 3 3.5 Compilation Error Error occured None of these 3 3.5 Compilation Error ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the below statement is/are true about Error?A. An Error is a subclass of Throwable.B. An Error is a subclass of Exception.C. Error indicates serious problems that a reasonable application should not try to catch.D. An Error is a subclass of IOException. A and D B and C B and D A and C A and B A and D B and C B and D A and C A and B ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What is the output for the below code ?import java.io.FileNotFoundException;class A{ public void printName() throws FileNotFoundException{ System.out.println("Value-A"); }}class B extends A{ public void printName() throws NullPointerException{ System.out.println("Name-B"); }}public class Test{ public static void main (String[] args) throws Exception{ A a = new B(); a.printName(); }} printName() None of these Compilation succeed but no output Compilation fails-Exception NullPointerException is not compatible with throws clause in Value-A Name-B printName() None of these Compilation succeed but no output Compilation fails-Exception NullPointerException is not compatible with throws clause in Value-A Name-B 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. } 1 2 3 1 3 2 3 1 3 1 2 3 1 3 2 3 1 3 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(). 2 and 3 2 and 4 1 and 2 1 and 4 3 and 4 2 and 3 2 and 4 1 and 2 1 and 4 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
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