Java Questions

Q1) How do I print a stack trace for exceptions?

a) By calling Throwable's printStackTrace() method

b) By keeping a list of method calls and then print that list when exception occurs

c)By calling Throwable's getMessage() method

d) By writing my own toPrint() method

Q2) Byte Streams handle I/O of raw binary data.

a) True

b)False

Q3)You can return an array from a method.

a) True

b)False

Q4) Any checked exception that may be thrown in a method must be either caught by that method or declared in the method's throws clause.

a) True

b)False

Q5) What are the classes implementing List interface?

HashSet, ArrayList

MapSet, HashMap

ArrayList, LinkedList

No concrete class