Chapter 5 Review Flashcards
What kind of cable uses BNC connectors? Which connector is likely to be used by cable TV?
Copper cable, RJ-45
Twisted-pair cable, RJ-11
Fiber-optic cable, MTRJ
Coaxial cable, F-connector
Coaxial cable, F-connector
Which kind of crosstalk occurs between wire pairs near the source of the signal?
FEXT
Alien
Tx/Rx reverse
NEXT
NEXT
What type of fiber cable problem is caused when pairing a 50-micron core cable with a 62.5-micron core cable?
Fiber type mismatch
Wavelength mismatch
Dirty connectors
Tx/Rx reverse
Fiber type mismatch
Which kind of multiplexing assigns slots to nodes according to priority and need?
STDM (statistical time division multiplexing)
TDM (time division multiplexing)
WDM (wavelength division multiplexing)
CWDM (coarse wavelength division multiplexing)
STDM (statistical time division multiplexing)
Which part of a toner and probe kit emits an audible tone when it detects electrical activity on a wire pair?
Toner
TDR
Tone generator
Tone locator
Tone locator
What is the earliest twisted-pair cabling standard that meets the minimum requirements for 10GBase-T transmissions?
Cat 6a
Cat 5
Cat 5e
Cat 7
Cat 6a
Which fiber connector contains two strands of fiber in each ferrule?
SC
MTRJ
LC
ST
MTRJ
Which of these categories of twisted-pair cable can support Gigabit Ethernet?
Cat 5e, Cat 6a, Cat 7
Cat 5, Cat 6, Cat 7
Cat 5e, Cat 6, Cat 3
Cat 6, Cat 7a, Cat 5
Cat 5e, Cat 6a, Cat 7
Suppose you’re creating patch cables to be used in a government office. What color wire goes in the first pin?
White/green
White/orange
Brown
Blue
White/green
Which transmission characteristic is never fully achieved?
Throughput
Bit rate
Bandwidth
Latency
Bandwidth
