Quiz on Exception Handling in Java

Which of the following is not a checked exception ?

class Exceptions {

public static void main ( String args [ ] )

{

int a = 2, b = 2 , c = 3;

int d = a-b;

float e = c/d;

System.out.println(e);

}

}

class Arrays {

public static void main ( String args [ ] )

{

 int numbers[ ] = { 1 , 2 , 3 };

system.out.println(numbers[3]);

}

}

Classes which inherit runtime expressions and are checked only at runtime are known as ?

 class Sample {

public static void main ( String args [ ] )

{

try {

String data = null;

if(“DataFlair”.isequals(data)) {

System.out.println(“The String is DataFlair”);

}

}

catch(Null pointer exception exception) {

}

finally{

System.out.println(“Finally block is always executed”);

}

}

class ExceptionExample {

public static void main ( String args [ ] ) 

{

try {

Scanner sc = new Scanner(System.in);

String a = “DataFlair”;

a = Integer.parseInt(a);

}

catch(Number format expression e) {

System.out.println(e);

}

}

}

Which keyword in Exception handling is used to define exceptions and it specifies that there may occur an exception in the method  ?

 Class sample {

public static void main ( String args [ ] )

{

String data = null;

System.out.println(data.length());

}

}

Which of the following is a sample for File not found exception ?

Which exception in Java is thrown when a thread in process is interrupted ?

class Main {

public static void main ( String args [ ] )

{

try {

class.exception sample(“Found an exception”);

}

    finally {

    System.out.println(‘There may not may not be exception “);

    }

    }

}

class ExceptionHandling {

public static void main ( String args [ ] )

{

try {

int values[ ] = { 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 }’

System.out.println(values[9]);

try {

System.out.println(values[3]/0);

}

catch(Arithmetic Exception exception1) {

System.out.println(“Arithmetic exception”);

}

catch(Arrayoutofbound Exception exception2) {

System.out.println(“Arrayoutof bound Exception”)’

}

}

}

Which block of code is executed always whether the exception is handled or not ?

class Example {

public static void main ( String args [ ] )

{

try {

Example obj = new Example();

obj.callmethod();

}

}

}

class Finallyblock {

public static void main ( String args [ ] )

{

try {

int a = 10 , b = 20 , c = 30;

System.out.println(c-(a+b);

}

catch(Arithmetic Exception e) {

}

finally {

System.out.println(“Exceptions are raised”);

}

}

}