Back pain can also result from more-serious injuries, such as a vertebral fracture or ruptured disk; from arthritis and other age-related changes in your spine; and from certain infections. Possible causes of back pain include: 1  Ankylosing spondylitis.  Meralgia paresthetica.
Noun. 1. microcomputer-a small digital computer based on a microprocessor and designed to be used by one person at a time. PC, personal computer. desktop computer-a personal computer small enough to fit conveniently in an individual workspace.
The microprocessor, also known as the Central Processing Unit (CPU), is the brain of all computers and. many household and electronic devices. Multiple microprocessors, working together, are the hearts of. datacenters, super-computers, communications products, and other digital devices. The first microprocessor was the Intel 4004, introduced in 1971.