Information technology

Hypertext	HyperText Markup Language (HTML)	HyperText Transfer [Transport] Protocol (HTTP)	ID (identifier)	IDE
Identification	Identifier	Increment	Index	Informatics
Information and Communications Technology, ICT	Information Retrieval (IR)	Information System	Information Technology	Informational communication
Informational Model	Informatization	Infrastructure	Infrastructure as a Service (IaaS)	Inheritance
Initialization	Input Device	Installation	Instruction	Integration
Intellectual Information Technologies	Interface	Intermediate Language	Interpolation	Intranet
IP Address	ISO	IT Security	Iteration	Keyword, Reserved Word
Knowledge Base Management System	Knowledge Database	Knowledge Management	Language Implementtation	Learning Management System (LMS)
Lexeme	Lexical Analysis	Life Cycle, Life-Cycle	Line	Linear Programming
Linguistic geography method	Link	Loggin	Logical Address	Logical Programming