CH7 Flashcards
What types of Interference can cause problems for Networks? (Choose All That Apply)?
EMI
RFI
STI
PCI
EMI
RFI
Electromagnetic Interference (EMI) and Radio Frequency Interference (RFI) can cause problems for networks.
A short-duration increase in AC Power is a ___________?
Power Spike
Power Surge
Power Sag
Surge Protector
Power Spike
A Power Surge is a Relatively Long Duration increase in AC Power.
Surge Protectors can protect against power spikes and surges.
The purpose of a UPS System is to provide long-term power when power fails?
True
False
False
Uninterruptible Power Supply (UPS) provides Short Term power if the power fails.
The goal is to keep the system operational long enough to do a logical shutdown or to allow a generator to power up and stabilize before shifting from UPS power to the generator power.
STP provides protection against interference and cross talk?
True
False
True
The Shielding in Shielded Twisted Pair (STP) provides protection against interference and cross talk.
The Max distance of CAT6 Twisted-Pair cable between two connections is _______ meters?
100
Twisted Pair is limited to no more than 100 Meters between devices.
A Repeater can extend the length of the cable.
What is the Speed of CAT6 Cable?
10 Mbps
100 Mbps
1000 Mbps
10000 Mbps
1000 Mbps
CAT6 cable is rated at 1000 Mbps.
CAT6a is rated at 10,000 Mbps.
What does the T represent in a 100BaseT cable?
Twisted Pair
The T indicates Twisted Pair, and currently used twisted-pair cables have 4 twisted pairs.
What tool can you use to capture traffic going across a network? (Choose All That Apply)
Microsoft’s Network Monitor
A Protocol Analyzer
A Network Sniffer
A Wire Crimper
Microsoft’s Network Monitor
A Protocol Analyzer
A Network Sniffer
Protocol Analyzers can capture traffic going across a network.
These are commonly called Sniffers, and Microsoft’s Network Monitor is one example of a Protocol Analyzer.
What frequency does 802.11g use?
2.4 GHz
5 GHz
2.4 & 5 GHz
9 GHz
2.4 GHz
