problem 1: What do you mean by the term wrapper class?

problem 2: List some simple type of wrappers.

problem 3: How will you transform:

a) A string to object
b) A numeric string to primitive number
c) An object to corresponding primitives

problem 4: describe some generally used constants.

problem 5: describe the given:

a) Character
b) Boolean
c) Void

problem 6: describe some of the methods available with the Abstract process class.

problem 7: Illustrate the function of the Runtime class?

problem 8: describe some methods available in the Runtime class.

problem 9: Describe the function of System class?

problem 10: Illustrate the function of the given methods:

a) Current Time Millis( )
b) Arraycopy( )