Tech Glossary

Terms & Definitions

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O

O2O
OASIS
OAuth
Obfuscation
Object
Object Code
Object File
Object Relational Mapping
Object Storage
Object-Oriented Programming
Objective Function
Objective-C
Objectivity
Observability
OCaml
Occam's Razor
OCR
OCR Software
Octa-core
Octal
Octet
ODBC
OEM
Off-by-one Error
Off-the-shelf
Office 365
Offline
Offline Storage
Offload
Offshoring
Ohm
Ohm's Law
OLAP
OLED
OLTP
Omnichannel
On-Premises
Onboarding
One-Time Password
One-Way Function
One-Way Hash
Onion Routing
Online
Ontology
OOD
OOP
Opaque Data Type
Open Source
OpenAPI
OpenGL
OpenSSH
OpenSSL
OpenStack
Operand
Operating System
Operation
Operational Technology
Operator
Operator Overloading
Optical Drive
Optical Fiber
Optimization
Option Key
Oracle
Oracle Database
Orchestration
Order of Operations
Organization Validation
ORM
Orphaned File
Orphaned Process
OS
OS X
Oscillator
Oscilloscope
OSI Model
OSINT
OSPF
OTA
Out-of-Band
Out-of-Band Management
Out-of-Box Experience
Outbound Traffic
Output
Output Device
Outsourcing
Overclocking
Overflow
Overhead
Overlay Network
Override
Oversampling
Overvoltage
Overwrite
OWASP
Owned
Owner
Oxy
Oxygen OS
Oz

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