Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Addresses used to identify computers on the Internet and other TCP/IP-based networks
are known as ____ addresses.
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2.
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Protocols in the ____ layer coordinate and maintain communications between two
nodes on the network. a. | Application | c. | Data link | b. | Physical | d. | Session | | | | |
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3.
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____
addresses contain two parts: a Block ID and a Device ID. a. | IP | c. | Session | b. | MAC | d. | Ethernet | | | | |
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4.
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In
cases in which signals may travel in only one direction, the transmission is considered
____. a. | simplex | c. | duplex | b. | half-duplex | d. | half-simplex | | | | |
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5.
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The
loss of a signal’s strength as it travels away from its source is known as
____. a. | impedance | c. | regeneration | b. | attenuation | d. | diffraction | | | | |
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6.
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____
cable consists of twisted wire pairs that are not only individually insulated, but also surrounded by
a shielding made of a metallic substance such as foil. a. | Fiber-optic | c. | Shielded
twisted-pair | b. | Ethernet | d. | Coaxial | | | | |
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7.
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____
is a measure of the highest frequency of signal a multimode fiber can support over a specific
distance and is measured in MHz-km. a. | Broadband | c. | Latency | b. | Modal
bandwidth | d. | Plenum | | | | |
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8.
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The
hardware that makes up the enterprise-wide cabling system is known as the ____. a. | cable
plant | c. | sheath | b. | plenum | d. | thinnet | | | | |
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9.
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A
patch cable in which the termination locations of the transmit and receive wires on one end of the
cable are reversed is known as a(n) ____. a. | media converter | c. | conduit | b. | multimode
fiber | d. | crossover
cable | | | | |
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10.
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Networks that transmit signals through the atmosphere via infrared or radiofrequency
(RF) waves are known as ____. a. | local area networks | c. | wide area network | b. | wireless
networks | d. | wireless access
point | | | | |
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11.
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____
is a Network layer protocol that reports on the success or failure of data delivery.
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12.
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____
is a Network layer protocol that obtains the MAC (physical) address of a host, or node, and then
creates a database that maps the MAC address to the host’s IP (logical)
address.
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13.
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The
IP address 127.0.0.1 is called a(n) ____. a. | loopback address | c. | host name | b. | dynamic
address | d. | static
address | | | | |
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14.
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____
is a utility that can verify that TCP/IP is installed, bound to the NIC, configured correctly, and
communicating with the network.
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15.
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In
a(n) ____ topology, each node is connected to the two nearest nodes so that the entire network forms
a circle. a. | ring | c. | star | b. | bus | d. | star-wired | | | | |
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