JAVA Exceptions In which of the following package Exception class exist? java.lang java.util java.io java.file java.net java.lang java.util java.io java.file java.net ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions The class at the top of exception class hierarchy is ................. Object Exception ArithmeticException Throwable Object Exception ArithmeticException Throwable ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which keyword is used to explicitly throw an exception? throw catch throwing try throw catch throwing try ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions try{ File f = new File("a.txt");}catch(Exception e){}catch(IOException io){}Is this code create new file name a.txt ? false true Compilation Error None of these false true Compilation Error None of these 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 3 and 4 1 and 2 2 and 4 1 and 4 2 and 3 3 and 4 1 and 2 2 and 4 1 and 4 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(); }} One Compilation Error One Two None of these Two One Compilation Error One Two None of these Two ANSWER DOWNLOAD EXAMIANS APP
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