ACRONYM

RTOS

A real-time operating system (RTOS) is an OS that guarantees real-time applications a certain capability within a specified deadline.

Updated

Jan 06, 2026

Senses

Sense 1

A real time operating system (RTOS) is an OS that guarantees real time applications a certain capability within a specified deadline. In an RTOS, repeated tasks are performed within a tight time boundary, while in a general purpose operating system, this is not necessarily so

A real-time operating system (RTOS) is an OS that guarantees real-time applications a certain capability within a specified deadline.

In an RTOS, repeated tasks are performed within a tight time boundary, while in a general-purpose operating system, this is not necessarily so

NICCS (CISA) Cybersecurity Vocabulary

Bibliography

NICCS (CISA) Cybersecurity Vocabulary
Accessed Jan 06, 2026Quoted
NICCS glossary export (CSV)
https://niccs.cisa.gov/rest/vocab/export-csv
NICCS is a CISA (DHS) program. Individual glossary entries include a "From" attribution (e.g., CNSSI 4009, NIST SPs, NICE Framework). Treat "From" values as upstream provenance and verify before quoting large portions of text.
Source: NICCS (CISA) Cybersecurity Vocabulary (niccs.cisa.gov).