JAVA Exceptions Which keyword is used to specify the exception thrown by method? throws finally catch throw throws finally catch throw 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(); }} Value-A Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in printName() Compilation succeed but no output None of these Value-A Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in printName() Compilation succeed but no output None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result after the class Test execution?class A{ public void doA(){ B b = new B(); b.dobB(); System.out.print("doA"); }}class B{ public void dobB(){ C c = new C(); c.doC(); System.out.print("doB"); }}class C{ public void doC(){ if(true) throw new NullPointerException(); System.out.print("doC"); }}public class Test{ public static void main(String args[]){ try{ A a = new A(); a.doA(); }catch(Exception ex){ System.out.print("error"); } }} "error" is printed "doCdoBdoA" is printed nothing is printed "doBdoAerror" is printed "doAdoBdoC" is printed "error" is printed "doCdoBdoA" is printed nothing is printed "doBdoAerror" is printed "doAdoBdoC" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions The class at the top of exception class hierarchy is ................. Throwable ArithmeticException Exception Object Throwable ArithmeticException Exception Object 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 inFinallyBlock The program will return without printing anything inCatchBlock inFinallyBlock inCatchBlock inFinallyBlock The program will return without printing anything 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 2 1 and 4 2 and 3 2 and 4 3 and 4 1 and 2 1 and 4 2 and 3 2 and 4 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
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