JAVA Exceptions In which of the following package Exception class exist? java.io java.net java.util java.file java.lang java.io java.net java.util java.file java.lang 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 1 and 2 2 and 3 2 and 4 3 and 4 1 and 4 1 and 2 2 and 3 2 and 4 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions public class Test{ public static void main(String args[]){ try{ int a = Integer.parseInt("four"); } }}Which exception could be handled by the catch block for above? ClassCastException None of these IllegalStateException NumberFormatException ArrayIndexOutOfBoundsException ClassCastException None of these IllegalStateException NumberFormatException ArrayIndexOutOfBoundsException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which exception is thrown when an array element is accessed beyond the array size? ArrayIndexOutOfBounds ArrayElementOutOfBounds None of these ArrayIndexOutOfBoundsException ArrayIndexOutOfBounds ArrayElementOutOfBounds None of these ArrayIndexOutOfBoundsException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which keyword is used to explicitly throw an exception? throwing try catch throw throwing try 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(); }} Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in Value-A Compilation succeed but no output printName() None of these Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in Value-A Compilation succeed but no output printName() None of these ANSWER DOWNLOAD EXAMIANS APP
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