Tag: hardware

PSU

The Power Supply Unit (“PSU”) supplies the motherboard, drives and other components with electricity. In a standard desktop PC, the PSU is attached to the tower case. A kettle cord…

UPS

An Uninterruptible Power Supply (“UPS”) is a hardware device containing battery cells & electric circuitry. A UPS provides temporary power in the event of a power no no o failure,…

ROM

When we refer to Read-Only Memory (“ROM”), we are generally referring to the specific small chip on the motherboard of a device that is programmed with the instructions that start…

CPU

People frequently refer to the Central Processing Unit (“CPU“) as the “brain” of the computer. This analogy is poor as the human brain both stores and processes data, while the…