JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. throw throws finally catch throw throws finally catch 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(); }} None of these Compilation fails-Exception NullPointerException is not compatible with throws clause in Compilation succeed but no output printName() Value-A Name-B None of these Compilation fails-Exception NullPointerException is not compatible with throws clause in Compilation succeed but no output printName() Value-A Name-B ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What is the output of the following program code?public class Test{ public static void main(String args[]){ try{ int i; return; } catch(Exception e){ System.out.print("inCatchBlock"); } finally{ System.out.println("inFinallyBlock"); } }} inCatchBlock inFinallyBlock inCatchBlock The program will return without printing anything inFinallyBlock inCatchBlock inFinallyBlock inCatchBlock The program will return without printing anything inFinallyBlock 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 What will be the result of executing the following code?public class Test{ public void divide(int a, int b){ try{ int c = a / b; }catch(Exception e){ System.out.print("Exception "); }finally{ System.out.println("Finally"); } public static void main(String args[]){ Test t = new Test(); t.divide(0,3); }} Prints out: Exception Finally Prints out: Finally None of these Compile with error Prints out: Exception Prints out: Exception Finally Prints out: Finally None of these Compile with error Prints out: Exception 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. Everything went fine. There is a NullPointerException. There is a NullPointerException. There is an Exception. This code will not compile, because in Java there are no pointers. There is a NullPointerException. Everything went fine. There is a NullPointerException. There is a NullPointerException. There is an Exception. ANSWER DOWNLOAD EXAMIANS APP
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