cable television line technician Interview Questions and Answers

1. What experience do you have working with coaxial cables?

   • Answer: I have [Number] years of experience working with coaxial cables, including installation, termination, splicing, and troubleshooting. I'm proficient in identifying different types of coaxial cables and understanding their properties, such as impedance matching. I am familiar with various connectors like F-type, BNC, and others, and I can perform proper crimping and testing to ensure signal integrity.

2. Describe your experience with fiber optic cable installation and maintenance.

   • Answer: I have [Number] years of experience with fiber optic cable, including fusion splicing, cleaving, testing with OTDR (Optical Time Domain Reflectometer) and power meters. I understand the importance of proper safety precautions when working with fiber optics and am familiar with various types of fiber such as single-mode and multi-mode.

3. How familiar are you with different types of cable television signal distribution systems?

   • Answer: I'm familiar with HFC (Hybrid Fiber Coax) networks, which combine fiber optics for long-distance transmission and coaxial cables for the final distribution to homes. I also understand the use of headends, amplifiers, and other components in the signal path. I am also familiar with [mention other systems if applicable, e.g., all-fiber networks].

4. Explain the process of troubleshooting a signal outage at a customer's location.

   • Answer: My troubleshooting process starts with gathering information from the customer – the nature of the outage, when it started, and any recent changes. Then, I'd systematically check the signal levels at various points using a signal meter, starting at the customer's drop and working back towards the main line. I would look for signal breaks, loose connections, damaged cables, or faulty equipment. I document all findings and take appropriate measures to resolve the issue, such as replacing damaged cables, tightening connections, or adjusting amplifier settings.

5. How do you ensure safety while working at heights or in confined spaces?

   • Answer: Safety is my top priority. I always use appropriate safety equipment, including harnesses, safety lines, and fall protection devices when working at heights. When working in confined spaces, I'd ensure proper ventilation and use appropriate respiratory protection if necessary. I strictly adhere to all company safety procedures and regulations.

6. What experience do you have using diagnostic tools such as signal meters and OTDRs?

   • Answer: I have extensive experience using signal meters to measure signal strength, noise levels, and other parameters. I'm also proficient in using OTDRs to locate faults in fiber optic cables. I understand how to interpret the data from these tools to accurately diagnose and solve problems. I am familiar with [mention specific brands/models if applicable].

7. How do you handle difficult or frustrated customers?

   • Answer: I approach difficult situations with patience and empathy. I listen carefully to the customer's concerns, explain the situation clearly, and work towards a solution in a professional and courteous manner. I try to understand their perspective and address their needs effectively. If I can't resolve the issue immediately, I keep them informed of my progress and set realistic expectations.

8. Describe your experience with aerial cable placement and maintenance.

   • Answer: I have experience installing, repairing, and maintaining aerial cable using various techniques, such as using lashing wire, climbing poles, and using bucket trucks safely. I understand the importance of proper cable tension and strain relief to prevent damage and ensure longevity. I'm familiar with working around power lines and other utilities.

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