Now PC's are everyday tools in offices, factories, homes and schools. Powerful desktop workstations do many of the jobs formerly done by minicomputer and mainframes. High-end personal computers are approaching the power of many workstations. PC's on the move. Portable computers are not tied the desktop.
Laptop computers are the size of a briefcase or smaller.
Notebook computers can easily be carried in a briefcase. Embedded computers are found in consumer goods like cars, industrial machinery, weapons, and other machines. Most embedded computers have their programs permanently stored in firmware.