Abbreviations in computer science.

ASCII – American Standard Code For Information Interchange
BIOS – Basic Input Output System
DMA – Direct Memory Access
Flop – Floating point operation
FP – Floating Point
CISC – Complex Instruction Set Computer
CL – Cache Line
CPI – Cycles Per Instruction
DRAM – Dynamic Random Access Memory
GUI – Graphical User Interface
HPC – High Performance Computing
INT – Integer
MIPS – Million Instructions Per Second
OS – Operating System
PC – Personal Computer
RAM – Random Access Memory
SPOOL – Simultaneously Peripheral Operations OnLine
VIRUS – Vital Information Resources Under Siege