RCDD Chapter 13
Review of chapter 13
- 1.
A typical cable system consists of what three basic elements:
- A.
Entrance facility (EF)
- B.
Headend
- C.
Distribution system
- D.
Design system
- E.
Subscriber drop
Correct Answer(s)
B. Headend
C. Distribution system
E. Subscriber drop -
- 2.
In horizontal telecommunications cabling, the home run design is called a ________ topology.
- A.
Hierarchial star
- B.
Star
- C.
Bus
- D.
Ring
Correct Answer
B. Star -
- 3.
What are two factors that must be considered when calculating losses in designing a network:
- A.
Connector loss
- B.
Cable loss
- C.
Receiver loss
- D.
Device loss
- E.
Transmitter loss
Correct Answer(s)
B. Cable loss
D. Device loss -
- 4.
Most cable loss values are based on a temperature of:
- A.
10 degrees C (45 degrees F)
- B.
15 degrees C (60 degrees F)
- C.
20 degrees C (68 degrees F)
- D.
25 degrees C (74 degrees F)
Correct Answer
C. 20 degrees C (68 degrees F) -
- 5.
What is the loss for a series 11 coaxial cable at 55 MHz:
- A.
0.50 dB
- B.
0.74 dB
- C.
0.83 dB
- D.
0.96 dB
Correct Answer
D. 0.96 dB -
- 6.
What device divides a signal evenly while maintaining a 75 ohm impedance:
- A.
Two-way splitter
- B.
Multiport tap
- C.
Directional coupler
- D.
Combiner
Correct Answer
A. Two-way splitter -
- 7.
What device has several inputs and a single output.
- A.
Splitter
- B.
Directional coupler
- C.
Multiport tap
- D.
Combiner
Correct Answer
D. Combiner -
- 8.
What device is a splitter with uneven outputs:
- A.
Two-way splitter
- B.
Directional coupler
- C.
Multiport tap
- D.
Combiner
Correct Answer
B. Directional coupler -
- 9.
What is the loss for Series 11 coaxial type cable at 450 MHz
- A.
1.25 dB
- B.
1.97 dB
- C.
2.50 dB
- D.
2.75 dB
Correct Answer
D. 2.75 dB -
- 10.
Proof of performance testing involves what two steps:
- A.
Aligning/balancing the system
- B.
Signal ingress
- C.
Determining system loss
- D.
Testing the system and its components
Correct Answer(s)
A. Aligning/balancing the system
D. Testing the system and its components -
- 11.
Which topology is usually the least expensive way to serve an area.
- A.
Home run
- B.
Trunk and Tap
Correct Answer
B. Trunk and Tap -
- 12.
A two way splitter divides a signal evenly while maintaining a _______ impedance.
- A.
50 ohm
- B.
65 ohm
- C.
75 ohm
- D.
100 ohm
Correct Answer
C. 75 ohm -
- 13.
A two way splitter results in an approximate signal loss of _____.
- A.
2 dB
- B.
3 dB
- C.
5 dB
- D.
10 dB
Correct Answer
B. 3 dB -
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
Mar 14, 2022Quiz Edited by
ProProfs Editorial Team -
Mar 15, 2009Quiz Created by
Coughennower
Back to top