JAVA Exceptions In which of the following package Exception class exist? java.util java.net java.file java.lang java.io java.util java.net java.file java.lang java.io ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which exception is thrown when divide by zero statement executes? NumberFormatException None of these ArithmeticException NullPointerException NumberFormatException None of these ArithmeticException NullPointerException 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 3 and 4 1 and 2 1 and 4 2 and 3 2 and 4 3 and 4 1 and 2 1 and 4 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 succeed but no output Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in printName() Value-A None of these Compilation succeed but no output Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in printName() Value-A ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the output?class MyClass{ public String test(){ try{ System.out.print("One"); return ""; } finally{ System.out.print("Two"); } }}public class Test{ public static void main(String args[]){ MyClass m = new MyClass(); m.test(); }} Two One Compilation Error One Two None of these Two One Compilation Error One Two None of these 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 Compile with error Prints out: Exception Prints out: Finally None of these Prints out: Exception Finally Compile with error Prints out: Exception Prints out: Finally None of these ANSWER DOWNLOAD EXAMIANS APP
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