Title: Module 3 Review Questions
Course: CNT 2001 Computer Networks & Communications > Section: Module 3 Media

Q: Which of the following is not a legitimate RJ-style connector?
- RJ-11
- RJ-52
- RJ-45
- RJ-22
A: RJ-52

Q: The category of unshielded twisted-pair wires that is best used for gigabit Ethernet is which of the following?
- CAT 5
- CAT 3
- CAT 6
- CAT 5e
A: CAT 6

Q: Which of the following types of patch cable is used to connect similar devices?
- Crossover cable
- Straight-through cable
- Rollover cable
- Horizontal cross-connect cable
A: Crossover cable

Q: Which of the following types of patch cable is used to connect dissimilar devices?
- Crossover cable
- Straight-through cable
- Rollover cable
- Horizontal cross-connect cable
A: Straight-through cable

Q: USB __________ is capable of top theoretical throughput speeds of 480 mbps.
- RS-232
- Version 1.1
- Version 2.0
- Version 3.0
A: Version 2.0

Q: When a signal on a copper cable looses strength over time as it travels down the wire, it is called ____________.
- Crosstalk
- Latency
- Duplexing
- Attenuation
A: Attenuation

Q: When a signal on one wire interferes with a signal on an adjacent wire, it is called _______________.
- Crosstalk
- Throughput
- Duplexing
- Frequency
A: Crosstalk

Q: In ________ fiber-optic cables, a laser serves as the light source.
- SC
- MMF
- SMF
- LC
A: SMF

Q: In ___________ fiber-optic cables, an LED generally serves as the light source.
- SC
- MMF
- SMF
- LC
A: MMF

Q: The IEEE 802.11n wireless standard is backwards compatible with which of the following standards? (Choose all that apply.)
- IEEE 802.11a
- IEEE 802.11b
- IEEE 802.11g
- IEEE 802.11m
A: IEEE 802.11a; IEEE 802.11b; IEEE 802.11g