Term
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Definition
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Term
| What is the primary color code for UTP cable? |
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Definition
| Blue, Orange, Green, Brown, Slate |
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Term
| What is the secondary color code for UTP cable? |
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Definition
| White, Red, Black, Yellow, Violet |
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Term
| What color pairs are used for transmit in four-pair UTP T568a? |
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Definition
Green and green/white
Transmits on pins 1&2 |
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Term
| What does POTS stand for? |
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Definition
| Plain Old Telephone Service |
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Term
| What are the two most common types of coax cable? |
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Definition
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Term
| What is a dielectric element used for and what type of cable uses it? |
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Definition
| Supports an electrostatic field coax |
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Term
| How many wires are in a Cat5e cable? |
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Definition
•8 wires
•Blue, Orange, Green, Brown and a White that corresponds w/each. |
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Term
| What blade would you use in a punch down tool for Split-M block? |
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Definition
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Term
| What information will an eight-position data modular tester provide? |
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Definition
•Cross Pairs
•Opens
•Good Cable
•Shorts |
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Term
| What are the two other names for constant voltage systems? |
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Definition
•70v System
•Distributed Systems |
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Term
| Name 3 common places that constant voltages systems are used? |
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Definition
| Convention Centers, Factories, Malls, Offices, Restaurants, Schools, Stores, Stadiums |
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Term
| Where did the idea of a constant voltage system come from? |
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Definition
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Term
| What are the 3 common voltages used in these systems? |
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Definition
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Term
| Why do we typically not use higher than 70v in the United States? |
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Definition
| Because 100v is considered to be high voltage in the United States. |
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Term
| Name 3 of the different types of amplifiers that can be used? |
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Definition
•Autoformer
•Direct Drive
•Constant Voltage |
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Term
| What setup will give you the most overlap coverage? |
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Definition
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Term
| Which setup will give you the least coverage? |
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Definition
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Term
| Name the disadvantages of daisy chaining devices together. |
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Definition
| Splices, Poor Signal Strength, Issues w/Trouble Shooting. |
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Term
| What is the minimum wiring grade for data and telephone for a structured wiring system? |
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Definition
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Term
| What is the maximum distance you are allowed to run a UTP cable? |
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Definition
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Term
| What does CCTV stand for? |
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Definition
| Closed Circuit Television |
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Term
| Who developed the T568 standards for UTP? |
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Definition
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Term
| What does LNB stand for and how many cables does it need? |
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Definition
| Low Noise Block Down Converter |
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Term
| How many scan lines make up a standard NTSC analog video signal? |
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Definition
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Term
| How many colors can a single DLP chip support and how many can a three chip DLP support? |
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Definition
•Single Chip = 16 million
•Three Chip = 35 trillion |
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Term
| Name the advantages of an LCD display over a Plasma display. |
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Definition
•Less chance for burn in
•No need to recharge |
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Term
| What is the difference between a splitter and a tap? |
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Definition
•A splitter distributes the signal evenly across the outputs (equal power).
•A tap allows for one output to be stronger (more power) then the other. This is in the case that one cable run is longer then the other. |
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Term
| What does VESA stand for? |
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Definition
| Video Electronics Standards Association |
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Term
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Definition
| Develops standards for computer based video. |
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