Hardware & Components / Knowledge library

I/O — Input/Output

Describes data exchange with peripherals or other system interfaces.

Acronym study batch 6 · reviewed 2026-10-20

Why learn I/O — Input/Output?

Describes data exchange with peripherals or other system interfaces.

Where it came from

I/O bandwidth and latency are separate characteristics.

• Memory aid (a learning cue, not the expansion): Information comes In and goes Out.

Build your understanding

Work through these exercises in order. Try the task before opening a reference.

1. Without looking, expand I/O: Input/Output.
2. Recall this memory aid: Information comes In and goes Out.
3. Explain the practical use: Describes data exchange with peripherals or other system interfaces.
4. Explain this distinction: I/O bandwidth and latency are separate characteristics.
5. Identify I/O in a device specification, architecture diagram, or system inventory.

Documentation and sources

• Intel processor documentation (www.intel.com)

Catalog source: technology-maxxing. This page reproduces the existing catalog’s learning material and source links.