QUESTION TWO

$[35]$

$2\mathrm{.}1$ The central processing unit $($CPU$)$ or processor is the part of a computer that sequences and executes instructions Discuss the components of the CPU.

$(10)$

$2\mathrm{.}2$ Discuss and evaluate the two main types of primary storage.

$(10)$

$2\mathrm{.}3$ Critically discuss the advantages and disadvantages of solid state storage devices $(10)$

$2\mathrm{.}4.$ What is the role of the computer operating system? Identify several activities performed by this key piece of software.

$(5)$