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NETW-106 (CompTIA Network + N10-005) > Lesson 3: Media > Flashcards

Lesson 3: Media Flashcards

1
Q

A telephony cable that combines 100 twisted pairs of wires inside one large, insulated sheath.

A

100-Pair Cable

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2
Q

A newer type of wiring distribution point used in telephone and network installations.

A

110 Block

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3
Q

A telephony cable that consists of 25 twisted pairs of wires inside one common insulating sheath.

A

25-Pair Cable

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4
Q

A legacy type of wiring distribution point used in telephone and network installations and patch panels.

A

66 Block

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5
Q

The gradual weakening of a data signal over time and distance.

A

Attenuation

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6
Q

In networking, a measurement of data transfer capacity, typically measured in multiples of bits per second. Another way of looking at this is to say that bandwidth is the theoretical maximum of how much data a specific cable or other medium can carry.

A

Bandwidth

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7
Q

A type of cable that can carry only one signal one way at a time.

A

Baseband Cable

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8
Q

A common type of connector that must be used with Thin Ethernet (Thinnet) cables to attach stations to a network.

A

BNC Connector

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9
Q

A cable that is able to carry multiple signals simultaneously.

A

Broadband Cable

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10
Q

The standard power grid and power cables are used to not only carry electricity but also data.

A

Broadband Over Power Line (BPL)

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11
Q

A cable containing a center conductor made of copper that is enclosed by a plastic jacket.

A

Coaxial Line

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12
Q

a location within a cabling system that facilitates the termination of cable elements, plus the reconnection of those elements with jumpers, termination blocks, and/or cables to a patch panel, and so on.

A

Cross-Connect

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13
Q

A cable that connects two devices of the same type. A TWEIA 568A (straight-through) cable is used at one end and a TWEIA 568B (crossover) cable is used on the other end.

A

Crossover Cable

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14
Q

An event in which the signal in one wire interferes with the signal in another wire.

A

Crosstalk

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15
Q

Short for demarcation point, the last point of responsibility for a WAN service provider within a lacal network infrastructure.

A

Demarc

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16
Q

The length of copper or fiber cable that begins after the demarc point but still does not reach the whole way up to the MDF. Demarc extensions are most often found when the external service centers a building somewhere other than the MDF.

A

Demarc Extension

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17
Q

Noise that can result in the signal on a data cable being washed out to the point that a receiving network device cannot understand the packer’s contents.

A

Electromagnetic Interference (EMI)

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18
Q

another type of coaxial cable connector. F-connectors are most commonly used in broadband and home video applications. If you have cable television and/or Internet in your home, the type of coaxial cables used to connect your TV to your cable input uses the F-connector.

A

F-connector

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19
Q

A 25-pair or 1 00-pair cable that supplies signals to many connected pairs.

A

Feeder Cable

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20
Q

A category of communication in which both devices can send and receive communication at the same time.

A

Full-Duplex

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21
Q

A category of communication in which a device can either send communication or receove

A

Half-Duplex

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22
Q

Not a wiring standard, but a way to redirect data flow so that a computer is tricked into seeing it’s own output as input.

A

Hardware Loopback

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23
Q

A wiring point located in and equipment or telecommunications room and connected to the main distribution frame (MDF) by a backbone cable.

A

Intermediate Distribution Frame (IDF)

24
Q

A type of cable connector that uses a mechanism to hold the connector securely attached to it’s mate to prevent it from falling out.

A

Latched

25
Q

The time it takes a data packet to move from one designated network location to another.

A

Latency

26
Q

An electronic device which allows electricity to flow only one way through a circuit and produces light.

A

Light Emitting Diodes (LEDs)

27
Q

A fiber-optic connector that uses a ceramic insert similar to standard-size fiber-optic connectors.

A

Local Connector (LC)

28
Q

A wiring point generally used as a reference point for network and telephone lines. Internal lines are connected to one side; lines for external communications companies connect to the other side.

A

Main Distribution Frame (MDF)

29
Q

A type of small form factor (SFF) fiber-optic connector.

A

Mechanical Transfer Registered Jack (MT-RJ or MTRJ)

30
Q

A type of fiber-optic cable that uses light to communicate a signal and is most often used for shorter-distance applications.

A

Multimode Fiber (MMF)

31
Q

A wireless antenna technology developed to increase the range and throughput of a wireless network.

A

Multiple Input/Multiple Output (MIMO)

32
Q

See “Smart Jack.”

A

Network Interface Device (NID)

33
Q

Anything that interferes with the transmission of information in a given environment, such as radio frequency interference (RFI) or electromagnetic interference (EMI).

A

Noise

34
Q

Any cable with a connector on both ends that is used to connect a network device to another network device, to a wall jack, or to a patch panel.

A

Patch Cable

35
Q

A rack or wall-mounted structure that houses cable connections.

A

Patch Panel

36
Q

The space between the ceiling of one story and the floor of the next.

A

Plenum

37
Q

A cable in which the insulating material that can be run in the plenum is composed of materials that do not release deadly gases when burned.

A

Plenum Rated Cable

38
Q

The entire world-wide telephone network.

A

Public Switched Telephone Network (PSTN)

39
Q

Strong radio signals that can interrupt transmission through copper cables.

A

Radio Frequency Interference (RFI)

40
Q

The cable standard used for serial data cables connecting data-terminal equipment and data-communications equipment.

A

Recommended Standard 232 (RS-232)

41
Q

A standardized connector for joining telecommunications or data equipment to a service provider using twisted pair cables.

A

Registered Jack (RJ)

42
Q

A cable used to connect a host computer to a router’s console port.

A

Rollover Cable

43
Q

A type of data communication in which a system sends one bit after another out onto the wire or fiber of a network and is interpreted by a network card or other type of interface on the other end. The receiving device reads each 1 or 0 separately and then combines them with others to form data.

A

Serial

44
Q

A type of twisted-pair cable that is shielded by a metallic foil.

A

Sheilded Twisted Pair (STP)

45
Q

A category of communication in which a device can either broadcast or receive but cannot do both.

A

Simplex

46
Q

A very high-speed, long-distance media that consists of a single strand-sometimes two strands of glass fiber that carries the signals.

A

Single Mode Fiber (SMF)

47
Q

A fiberoptic connector that allows more fiberoptic terminations in the same amount of space than it’s standard-sized counterparts.

A

Small Form Factor (SFF) Connector

48
Q

A special network interface owned by the service provider that joins the service provider’s network and the internal network of the customer.

A

Smart Jack

49
Q

Another name for a subscriber connector (SC).

A

Square Connector (SC)

50
Q

A cable used to connect a host to a switch or hub, or a router to a switch or hub.

A

Straight-Through Cable

51
Q

A fiberoptic connector that uses a BNC-style attachment mechanism similar to Thinner that makes connections and disconnections fairly frustration free.

A

Straight-Tip (ST) Connector

52
Q

A fiber-optic connector that uses a mechanism to hold the connector in securely that prevents it from falling out. Also known as a square connector (SC).

A

Subscriber Connector (SC)

53
Q

A specialized crossover cable used in T1 applications.

A

T1 Crossover Cable

54
Q

A thin coaxial cable, also known as lOBase-2, that is basically the same as thick coaxial cable except that it measures about a quarter inch in diameter.

A

Thin Ethernet (Thinnet)

55
Q

The amount of actual data being carried at any given time during a connection.

A

Throughput

56
Q

A default built-in serial bus for most motherboards. It provides moderate transmission speed berween peripherals and computers.

A

Universal Serial Bus

57
Q

A twisted pair cable without outer shielding.

A

Unshielded Twisted Pair

NETW-106 (CompTIA Network + N10-005) (12 decks)

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