Networking Flash drill

Rapid recall: CIDR and classes

Name: Rapid recall: CIDR and classes
Uploaded: 2026-11-09T00:57:45.986Z
Duration: 48 s
Description: Rapid revision: say each answer out loud before it appears.

Rapid revision: say each answer out loud before it appears.

Lesson notes

Takeaway: 240 in the third octet means 16 + 4 bits: /20.

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