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RCDD V12 TEST 1 120Q EXAM STUDY MATERIALS QUESTION AND ANSWERS (VERIFIED ANSWERS)
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RCDD V12 TEST 1 120Q EXAM STUDY MATERIALS QUESTION AND ANSWERS (VERIFIED ANSWERS)
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ESTUDYRCDD V12 TEST 1 120Q EXAM STUDY MATERIALS
QUESTION AND ANSWERS (VERIFIED ANSWERS)
1. **Which of the following is NOT a fundamental part of a simple optical fiber telecommunications
system?**
- A) Optical fiber multiplexer
- B) Optical fiber
- C) Light source
- D) Photodetector
**ANSWER:** A) Optical fiber multiplexer
2. **ISO class E balanced twisted-pair cabling is equivalent to TIA Category _____ cabling.**
- A) 5
- B) 6
- C) 6A
- D) 7
**ANSWER:** B) 6
3. **What type of address is 00-20-AF-F3-19-06?**
- A) IP address
- B) MAC address
- C) Host address
- D) Broadcast address
,ESTUDY
**ANSWER:** B) MAC address
4. **What is the definition of "a decrease in the nominal voltage for more than 3600 cycles (1
minute)"?**
- A) Overvoltage
- B) Undervoltage
- C) Brownout
- D) Surge
**ANSWER:** B) Undervoltage
5. **What is a document that lists corrections a contractor must make before work is accepted as
complete?**
- A) Contract
- B) Punch list
- C) Project plan
- D) Inspection report
**ANSWER:** B) Punch list
6. **Which IEEE Working Group is responsible for wireless LANs?**
- A) IEEE 802.3
- B) IEEE 802.5
- C) IEEE 802.11
- D) IEEE 802.15
, ESTUDY
**ANSWER:** C) IEEE 802.11
7. **What type of fire detector detects along a continuous path and may include beam-type smoke
detectors or heat-sensitive cables?**
- A) Point detector
- B) Area detector
- C) Line detector
- D) Wireless detector
**ANSWER:** C) Line detector
8. **When testing optical fiber end-to-end attenuation, where should attenuation be measured?**
- A) In one direction
- B) In both directions and at both wavelengths
- C) Only at the receiving end
- D) Only at the transmitting end
**ANSWER:** B) In both directions and at both wavelengths
9. **What is the most common medium for connecting to an access provider?**
- A) Optical fiber
- B) Coaxial cable
- C) Balanced twisted-pair cable
- D) Fiber optic cable
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