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What two fields below are used by IPv4 and IPv6 respectively to limit the number of times that a packet can be forwarded on a network? |
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In IPv6, what field is used to indicate what sequence of packets from one source to one or multiple destinations a packet belongs to? |
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Which of the following are the features of User Datagram Protocol (UDP)? (Select 2) |
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UDP is commonly used for streaming audio and video and offers faster transfer speed than TCP |
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IP is an unreliable, connectionless protocol. |
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The standard that describes uniform, enterprise-wide cabling systems, regardless of who manufactures or sells the various parts used in the system, can be referred to by what two options below? (select 2) |
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TIA/EIA-568 and IEEE Commercial Building Wiring Standard |
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Select the maximum allowable distances for horizontal wiring for a span that connects a data jack on a wall to a data closet, and for a span that connects a workstation to the data jack, respectively (select 2): |
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What are the two primary standard widths for rack systems? |
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Which of the following cabling types is not recognized by the TIA/EIA for horizontal wiring? |
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What is the industry standard for rack height in rack units? |
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What cable type comes in two different modes, single mode and multimode? |
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During termination of twisted pair cabling, what should be done to ensure minimal cross talk is introduced? |
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No more than 1 inch of the cable should be exposed. |
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One watt is equal to how many volt-amps? |
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Which of the following options is not a likely source of electromagnetic interference? |
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Your campuswide WAN is experiencing slow Internet response times. When you call your Internet service provider to ask if they can troubleshoot the problem from their end, they warn you that their responsibilities end at the demarc. What do they mean? |
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Definition
They will not diagnose problems beyond your organization’s entrance facilities. |
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Which type of multiplexing is defined by wavelength instead of frequency? |
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How many cable pairs are needed for 1000Base-T transmission over CAT5e cable? |
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Ethernet is an example of what type of technology? |
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Using a form of transmission that allows multiple signals to travel simultaneously over one medium is known as which of the following options? |
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What is the outter most part of a cable? |
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The most common multiplexing technology used in conjunction with fiber optics is which option below? |
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What two items below are commonly expressed as bits transmitted per second? |
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What is the earliest twisted-pair cabling standard that meets the minimum requirements for 10GBase-T transmissions? |
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Which type of transmission is measured by baud rate? |
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WDM divides a beam of light into how many different wavelengths or colors? |
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