CWT Study Guide 2026
Everything you need to pass the CWT exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CWT Exam Format at a Glance
📚 CWT Topics to Study (37)
✍️ Sample CWT Questions & Answers
1. Which 802.11 amendment introduced MU-MIMO for both uplink and downlink?
802.11ax (Wi-Fi 6) introduced uplink and downlink MU-MIMO, whereas 802.11ac supported only downlink MU-MIMO.
2. How does a PoE Power Sourcing Equipment (PSE) detect a valid Powered Device (PD) before applying full power?
A PSE applies a low-voltage DC detection signal to identify the characteristic resistive signature (approximately 25kΩ) of a valid PD before committing full power.
3. In Certified Wireless Technician practice, what is the FIRST step when a safety hazard is identified in the workplace?
When a safety hazard is identified, the immediate priority is to secure the area to prevent injury and report the hazard through proper channels.
4. What is the primary function of BSS Coloring introduced in 802.11ax?
BSS Coloring marks frames with a color identifier so devices can distinguish between transmissions from their own BSS and neighboring BSSs, reducing unnecessary backoff.
5. What is the PRIMARY purpose of obtaining CWT certification in Certified Wireless Technician?
Certification demonstrates verified competency and adherence to professional standards.
6. A technician performs a packet capture and sees many 802.11 Probe Request frames but few Probe Responses. This suggests:
If an AP is heavily loaded or experiencing resource exhaustion, it may fail to respond to client probe requests in a timely manner.