Answer:
Explanation:
When referring to a computer, XT is short for extended technology and is the name of the IBM 5160 computer introduced on March 8, 1983. The XT was the first IBM computer with a hard drive (10 MB or 20 MB). ... XT is also a bus introduced in 1982 that had four DMA channels, was 8-bit, and had a bus speed of 4.77 MHz