Copper = electricity; Fiber = light; WiFi = radio through the air.
1. Which network medium transmits data over radio waves through the air?
2. Which statement best describes fiber optic cable as a network medium?
3. What is the main difference between a Permanent Link and a Channel Link in structured Ethernet cabling?
Network media — types?
Wired (copper, fiber), wireless (radio, optical)
Ethernet standards — max length?
Typically 100 meters for 100 Mbit/s and 1 Gbit/s
Copper cable — structure?
Twisted pairs within a protective sheath, categorized by CAT levels
Network topologies — tradeoffs?
Star: high availability, single point failure; Ring: fault tolerance, complex
Structured cabling — ISO levels?
Levels include Primary, Secondary, Tertiary; organized by building components
Computer network — scope?
Interconnected devices sharing resources, services, data exchange
It covers the core concepts of Fundamentals of Computer Networking, organized by topic with the key definitions, explanations and takeaways, so it's easier to learn and remember.
Read the full study guide →The practice quiz has 12 multiple-choice questions, each with an explanation. Use it to check what you know and find your gaps.
Take the quiz (12 questions) →There are 12 flashcards on Fundamentals of Computer Networking, with a question on the front and the answer on the back. Try to recall each answer before you flip, and let spaced repetition bring back the ones you miss.
See all 12 flashcards →Upload a PDF or paste your notes. Revizly writes a study guide, a practice quiz and flashcards in about a minute.