The optical mouse uses a light-emitting diode, while a laser mouse uses a laser in order to detect movement.

SSDs use flash memory to allow users to store data. Hard Drives are similar to internal hard drives using magnetic tapes to store data.

A CPU carries out all the arithmetic and computing functions of a computer. A GPU is an electronic circuit unit that is designed to rapidly manipulate and alter memory to increase the rate at which the system...

CDs and DVDs are similar in composition and usage, however DVDs offer more data storage capacity compared to CDs. CDs are also commonly used for audio and program files, while DVDs are used for video and...

DDR1 and DDR2 are two different types of SDRAM that are used in computers. DDR2 provides a faster transfer rate, bus clock and is more power-friendly compared to DDR1.