CCNA Exploration 1 - Module 8 Exam Answers Version 4.0
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1. Which OSI layer is responsible for binary transmission, cable specification, and physical aspects of network communication?• Presentation• Transport• Data Link• Physical2. An installed fiber run can be checked for faults, integrity, and the performance of the media by using what device?• light injector• OTDR• TDR• multimeter3. Which characteristics describe fiber optic cable? (Choose two.)• It