Networking Basics Certification

How a request actually reaches a server, and how to tell where it broke.

  • 10 topic quizzes, 10 questions each
  • Any 2 free, then 19 credits
  • Earn a certificate as you clear topics

Topics

Start with whichever topic you need — there is no fixed order. Any 2 quizzes in this track are free; after that each is 19 credits and stays yours to re-attempt as often as you like.

Dual AI-verified questions Real exam pattern Any 2 free, then 19 credits per quiz

#1

Computer Networking — TCP/IP model

Start here
10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#2

Computer Networking — TCP & UDP

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#3

Computer Networking — Switching & VLANs

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#4

Computer Networking — Subnetting

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#5

Computer Networking — Routing basics

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#6

Computer Networking — OSI model

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#7

Computer Networking — Network troubleshooting

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#8

Computer Networking — IPv4 addressing

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#9

Computer Networking — DNS & DHCP

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

#10

Computer Networking — Common ports & protocols

10 Qs · ~10 min

Instant score, answer review and weak-topic diagnosis

Who it's forAnyone who has debugged "the site is down" by refreshing and hoping.
What you need firstNothing. Each quiz stands on its own, so pick any topic and start there.

How the certificate works

Score well on a quiz and you earn a shareable certificate for it, with your score and rank. Clear topics in any order and collect them — every one is a link you can put in front of someone.

Every question is dual-AI verified, and any 2 quizzes in this track cost nothing.