Deck 4: Connecting Through a Cabled Network

Question 1

Twisted-pair cabling uses which of the following to connect to network devices?

A)BNC
B)RJ-45
C)MT-RJ
D)SC

Answer 1

B

Question 2

The MAC controller works at the LLC sublayer by initiating the communications link between nodes,among other functions.

Answer 2

True

Question 3

____ connectors have a round shape and use a bayonet-type locking attachment,similar to a BNC connector.

A)MTRJ
B)LC
C)SC
D)ST

Answer 3

D

Question 4

Gigabit Ethernet uses ____,and is designed to be an immediate upgrade path for existing 100BaseX Ethernet networks meeting Gigabit Ethernet standards.

A)TDMA
B)CDMA
C)CSMA/CD
D)demand priority

Question 5

Which of the following is software installed on an operating system that is used to communicate with the NIC and manages how frames are sent?

A)firmware
B)MAC controller unit
C)driver
D)application

Question 6

Twisted-pair cables are made from fiber-optic glass.

Question 7

Attenuation,or power loss,in fiber-optic cable is measured in ____.

A)decibels
B)watts
C)joules
D)candelas

Question 8

Which of the following supports transmission rates of at least 1 Gbps and operates at 500 MHz frequency?

A)Cat 5 UTP
B)thin coax
C)Cat 6a UTP
D)Cat 7 UTP

Question 9

Which type of cable should you use when the cable will run in false ceilings through which circulating air reaches other parts of the building?

A)PVC
B)coaxial
C)plenum
D)twisted-pair

Question 10

A(n)____ is a device that can transmit and receive,such as transmitting and receiving signals on a communications cable.

A)repeater
B)amplifier
C)transmitter
D)transceiver

Question 11

Which Ethernet standard works only in full duplex mode,uses Cat 6a cabling,and does not use CSMA/CD?

A)100BaseT4
B)10GBaseT
C)1000BaseX
D)100VG-AnyLAN

Question 12

A____ is what enables a computer or network device to connect to a cabled network.

A)BNC
B)network interface card (NIC)
C)T-connector
D)drop cable

Question 13

Which of the following are characteristics of single-mode fiber optic cable? (Choose all that apply.)

A)8-10 micron central core
B)uses a single light wave
C)transmission distance up to 2 km
D)uses LEDs for the transmission source

Question 14

____ means that the NIC and network equipment are set up so they can transmit and receive data,but not at the same time.

A)Half-duplex
B)Semi-duplex
C)Full-duplex
D)Simplex

Question 15

____ cabling is defined by the EIA/TIA-568 standard as cabling that connects workstations and servers in the work area.

A)Vertical
B)Local
C)Horizontal
D)Complete

Question 16

____ cable is the most frequently used network cable because it is relatively inexpensive and easy to install.

A)Shielded twisted-pair
B)Unshielded twisted-pair
C)Thin coax
D)Thick coax

Question 17

For effective RFI and EMI reduction in shielded twisted pair cables,the interval of twists or lay length in each pair should be different.

Question 18

____ is the total amount of opposition to the flow of current and is measured in ohms.

A)Impedance
B)Inductance
C)Capacitance
D)Conductance

Question 19

A ____ cable consists of a single cable sheath that contains fibers and copper cables in different combinations for different implementations

A)coax
B)twisted-pair
C)hybrid fiber/coax
D)fiber-optic

Question 20

Which of the following accurately represents the UTP wires connected to pins 1,2,3,and 6 on an RJ-45 connector using the 568-B standard?

A)white/orange, orange, white/green, green
B)white/orange, orange, white/green, blue
C)white/green, green, white/orange, orange
D)white/green, green, white/blue, blue

Question 21

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
a coax cable connector that has a bayonet-like shell.

Question 22

Which of the following are components needed to make a network connection? (Choose all that apply.)

A)Transport layer protocol
B)connector for the medium
C)transceiver
D)network application

Question 23

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
communications signal for single-mode fiber-optic cable.

Question 24

Define backbone cabling.

Question 25

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
cabling that connects workstations and servers in the work area.

Question 26

What is twisted-pair cable?

Question 27

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
the capacity of a channel to transmit data in terms of given speeds,such as 10 Mbps or 100 Mbps.

Question 28

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
Teflon-coated cable that does not emit a toxic vapor when burned.

Question 29

A(n)____________________ is a pathway inside the computer that is used to transfer information to the CPU or to peripherals attached to the computer.

Question 30

______________ is the amount of signal that is lost as the signal travels through the communications medium.

Question 31

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
generic representation for several Fast Ethernet technologies.

Question 32

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
software that is stored on a programmable chip on the NIC circuit board.

Question 33

____________________ cable consists of one or more glass or plastic fiber cores encased in a glass tube,called cladding.

Question 34

Which of the following are criteria for choosing a NIC? (Choose all that apply.)

A)Will you be using TCP/IP or IPX/SPX?
B)Is your cabling plenum or PVC?
C)What is the bus type of the available expansion slots on the computer?
D)What operating system is on the computer?

Question 35

Describe baseband versus broadband transmission.

Question 36

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
transmission source for multimode fiber-optic cable.

Question 37

______________________________ cable consists of pairs of insulated solid wire surrounded by a braided or corrugated shielding.

Question 38

Match each term with the correct statement below.
a.bayonet nut connector (BNC)
b.100BaseX
c.bandwidth
d.horizontal cabling
e.light-emitting diode (LED)
f.laser light
g.10 GBaseX
h.firmware
i.plenum cable
operates only at full duplex and does not need to employ CSMA/CD.

Question 39

____________________ cabling is cable that runs between network equipment rooms,floors,and buildings.

Question 40

Which of the following cable types can be used for a 1 Gbps Ethernet LAN? (Choose all that apply.)

A)Cat 5e
B)Thin coax
C)Fiber-optic
D)Cat 4

Question 41

Aside from a faster transmission rate,what is a key difference between 1 Gbps Ethernet and 10 Gbps Ethernet?

Question 42

Describe three functions performed by the MAC controller unit at the LLC sublayer of the Data Link layer.

Question 43

How do the wavelengths of visible and infrared light relate to the quality of light transmission signals?

Question 44

What is driver signing and why is it used?

Question 45

What is the purpose of the twists in UTP cable?

Question 46

Identify and describe the two varieties of multimode cable.

Question 47

What are the two purposes intended for 40/100 Gigabit Ethernet?