About GCT1 Exam Prep
An independent practice platform for the General Communications Technician - Level 1 (GCT1) exam - real questions across every exam domain, each with a plain-language explanation.
What's on the GCT1 exam
The General Communications Technician - Level 1 (GCT1) exam is organized into 17 knowledge domains. It has 75 questions and is completed in 2 hours. Here is what it covers:
- Safety
- Electronic and Electrical Theory
- Tools and Components
- Connectorization
- Power Systems
- Radio Frequency (RF) Fundamentals
- Radio Types and Systems
- Antennas
- Transmission Lines
- Interference
- Data Networks
- Fiber Optic Systems
- Test Equipment and Methods
- Telephony Communications
- Satellite Communications
- Environmental Systems
- Physical Plant / Head End and Security Systems
Every practice question on this site is organized across these 117 domains, so your study tracks the real exam structure instead of guesswork. As you answer, the per-domain analytics surface the areas still costing you points, so your review goes where it moves your score.
What we believe good exam prep looks like
Realistic practice beats passive reading. Every question is written to mirror the style and difficulty of the real exam, with a clear explanation of why the right answer is right and the others aren't.
Your weak spots should find you. Domain analytics, mistake review, and re-drilling are built in, so study time goes where it moves your score.
Pricing should be simple. One payment for a fixed access window matched to your exam date. No subscription, no auto-renewal, and 10 free questions to try before you spend anything.
Get in touch
Questions, feedback, or something not working? Email support@boardmentor.study - candidate messages are read and answered.