BNP Paribas India Solutions Java Developer Interview Questions and Answers

The American List of Holidays includes national, religious, and cultural celebrations observed throughout the year.

• There are federal holidays like Independence Day and Thanksgiving

• There are religious holidays like Christmas and Easter

• There are cultural holidays like Halloween and St. Patrick's Day

Keywords for thread safe program in Java

• Synchronization using synchronized keyword

• Using volatile keyword for shared variables

• Using atomic classes for thread safe operations

• Using thread safe collections like ConcurrentHashMap

• Using locks and semaphores for synchronization

• Avoiding shared mutable state

• Using immutable objects

• Using thread local variables

Class modification exception occurs when a class is modified after it has been loaded by the JVM.

• This exception is thrown when a class is modified and then reloaded by the JVM.

• It can occur when a class is modified during runtime or when a new version of a class is loaded.

• This exception can be avoided by using a class loader that isolates the classes from each other.

• An example of this exception is when a method is added...read more