JAVA Exceptions In which of the following package Exception class exist? java.util java.io java.net java.file java.lang java.util java.io java.net java.file java.lang 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 Compilation Error true None of these false Compilation Error true 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(). 1 and 2 3 and 4 2 and 3 1 and 4 2 and 4 1 and 2 3 and 4 2 and 3 1 and 4 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the below statement is/are true about Error?A. An Error is a subclass of Throwable.B. An Error is a subclass of Exception.C. Error indicates serious problems that a reasonable application should not try to catch.D. An Error is a subclass of IOException. A and C A and D B and D A and B B and C A and C A and D B and D A and B B and C ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? The superclass exception cannot caught first. Either super or subclass can be caught first. The superclass exception must be caught first. None of these The superclass exception cannot caught first. Either super or subclass can be caught first. The superclass exception must be caught first. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. catch finally throws throw catch finally throws throw ANSWER DOWNLOAD EXAMIANS APP