What are the weaknesses of using pseudo-random numbers, rather than hardware?

An excel which cell contains =b2 is copied to row below, the same column. what will be the new cell's content

Asuccessful format string attack attempted to steal user account information by reading from unauthorized memory. answer the followings with proper explanation a)this attack will lead to violation of which security policies?

When copying and pasting text, the first step is move your cursor type the text select the copy command select the paste command