Surface-mount technology(SMT), originally calledplanar mounting,[1] is a method in which the electrical components are mounted directly onto the surface of a printed circuit board (PCB).[2] An electrical component mounted in this manner is referred to as asurface-mount device(SMD). In industr...
and hard disk manufacturers continue to improve on HDD capacities and performance. Based onshingled magnetic recordingtechnology, Western Digital recently rolled out ahard drive with a
A floppy disk is a magnetic disk attached to a thin circular plastic disk, whereas a hard disk is a magnetic disk, also known as a platter, made of aluminum. Floppy disks were used as secondary storage devices many years ago and are now obsolete, whereas the hard disk is the primary st...