Explanation:
In a 512 byte memory unit, in order to address each byte, there will be 512 locations (each one byte) ranging from 0 to 511.
Thus it will take 9 bits (2^9=512) to store the address within the unit.
Answer:(A)
<em><u>Why?</u></em>
A footer is an area at the bottom of a document page that contains data common to other pages.
Answer:
the answer is "Learning to lead in a technical word".