Contribute Computer And Digital Abbreviations And Meanings

You will agree with me that technical abbreviations and registry help to scare newbies from grasping the fundamentals.This is applicable in any field.So,I'm not yet an expert and I keep forgeting some;lets help out and continue this and increase in knowledge.
GUI:Graphics user interface
EULA:End user license agreement
FTP:File transfer protocol.
Fellow nairalanders,the honour is yours to continue.