A machine has 32 bit address bus. Its registers arealso of 32 bits. The memory of this machine has a word size of 16 bits.

(a)  A machine has 32 bit address bus. Its registers arealso of 32 bits. The 
memory of this machine has a word size of 16 bits. 
(i) How many data input and output lines does thisRAM need? Explain 
your answer. 
(ii) What is the maximum size of RAM that can be supported by this 
machine? Give reason in support of your answer.