Differences between optical and magnetic storage devices are how they store and retrieve data. Both devices are used for long term data storage. However, magnetic storage devices such as hard disk exists because of huge storage capacity and optical storage devices such as CD exists because of it’s portability feature.
What is Bus and Bus Speed? Illustrate interconnected buses in motherboard.
Bus: Bus is an electrical path that resides inside the motherboard. There are two main types of bus; internal or system bus and external or expansion bus. The system bus connects the CPU to other devices and the expansion bus connects the external devices such as keyboard, mouse etc. to the CPU. The three main … Read more