Skip to main content
C4

C4

1 9.2
A method to show a computer system in four levels: context, containers, components, code
  • noun
  • Jargon
: C4
  • Use only notes between and including C4-E5 (that is, middle C to one octave and a third above it).

Examples

  • We need giant billboards with universal symbols depicting the non-permittance of C4.

    Blog text (17)
  • If Black plays 6... d5, we can either play 7. d3 or we can play a move that I think looks intriguing, 7. c4.

    Blog text (20)
  • Start and end on C4 or C5.

    Academic text (1999)
  • So we have C2, C4, C6, you know?

  • Furthermore, there needs to be a public awareness campaign letting people know that C4 is no longer permitted to be carried aboard any form of publication.

    Blog text (17)
  • What could possibly stop someone from setting off a slab of C4, unless there is a municipal code explicitly banning them from all forms of public transportation?

    Blog text (17)
  • The C4 diagram helps visualize the software architecture by breaking down the system into four different perspectives.

  • When creating a C4 model, each diagram type effectively highlights distinct aspects of the software's structure.

  • Using a C4 approach allows developers to communicate the system architecture clearly through hierarchical diagrams.

Surface Forms

C4 singular
C4s plural

Etymology

C4 for the software model is simply short for its four levels: Context, Containers, Components, and Code, so C4 is a set of four diagrams that show a system from the big picture down to the smallest parts.