QUESTIONS AND ANSWERS.
⫸ Ablative. Answer:Develops a hard char
⫸ The first step in testing copper cables. Answer:Visual inspection
⫸ Which is NOT a style of splice closure
Straight
Butt
Bridge
Branch. Answer:Bridge
⫸ Which splicing technique allows for maintenance, rearrangement and transfer of the
conductors. Answer:Foldback
⫸ Which service entrance has the lowest installation costs?. Answer:Aerial
⫸ Provides the cable. Answer:Access provider
⫸ Rides on the cable provided. Answer:Service provider
⫸ What is the minimum bend radius for conduits less than 2" ?. Answer:...
⫸ 110 termination blocks come in increments of:. Answer:50, 100, 300 and 900 pairs
, ⫸ The most common process for voice conversion is called __________________.. Answer:Pulse Code
Modulation
PCM
⫸ The POTS signal range is _______ to ________.. Answer:300- 3400hz
⫸ PCM samples the analog voice signal __________ times per second to create a digital voice
channel of ____________bits per second. Answer:8,000
64,000
⫸ The decibel is a _____________ function that allows large variations to be shown in small
increments.. Answer:Logarithmic
⫸ 3db will result in doubling or halving of the ____________.. Answer:Power
⫸ 6db will cause a doubling or halving the _____________.. Answer:Voltage
⫸ Capacitance is measured in _______________.. Answer:Farads
⫸ The basic unit of inductance is a ________________.. Answer:Henry
⫸ There are times when attenuation is added, usually with an attenuator. This may also be
referred to as ___________________________________.. Answer:"Padding down the circuit"
⫸ NVP is the ratio of the speed of transmission along a cable relative to the
__________________________.. Answer:Speed of light
⫸ Cat 3 frequency. Answer:16 Mhz
⫸ Cat 5e frequency. Answer:100 Mhz
⫸ Cat 6 frequency. Answer:250 Mhz