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Networking Technologies > Networking Technologies > Flashcards

Networking Technologies Flashcards

1
Q

Activity Light

A

An indicator on a network adaptor that flickers when packets are received or sent.

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2
Q

APIPA (Automatic Private IP Addressing)

A

A feature of Windows that enables a DHCP client computer to configure itself automatically with a random IP address in the range of 169.254.0.1 to 169.254.255.254 if there is no DHCP server available.

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3
Q

BNC (Bayonet Neill-Concelman)

A

A twist lock connector that is used with coaxial cable to carry on radio frequencies to and from devices.

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4
Q

Cable Modem

A

A hardware device that connects a subscriber’s device to a service provider’s cable systems.

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5
Q

Cable Stripper

A

A device that enables you to remove the protective coating from wiring to facilitate installing a media connector.

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6
Q

Cable Tester

A

An electrical instrument that verifies if a signal is present on a cable. Also called a media tester.

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7
Q

Cellular

A

Uses radio signals to transmit network data over the cellular telephone system.

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8
Q

CIDR (Classless Inter Domain Routing)

A

A subnetting method that selects a subnet mask that meets an individual network’s networking and node requirements and then treats the mask like a 32-bit binary word.

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9
Q

CIFS (Common Internet File System)

A

A file and resource sharing protocol that is related to SMB.

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10
Q

Coax

A

Pronounced “CO-AX.” A common abbreviation for coaxial cable.

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11
Q

Coaxial Cable

A

A type of cable that features a central conductor surrounded by braiding or foil shielding. A dialectric insulator separates the conductor and shield and the entire package is wrapped in an insulating layer called a jacket. The data signal is transmitted over the central conductor. The outer shielding servers to reduce electromagnetic interference.

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12
Q

Default Gateway

A

An IP address of the router that routes remote traffic from the device’s local subnet to remote subnets.

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13
Q

DHCP (Dynamic Host Configuration Protocol)

A

A network service that provides automatic assignment of IP addresses and other TCP/IP configuration information on network systems that are configured as DHCP clients.

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14
Q

Dial-Up Line

A

Local-loop phone connections that use modems and standard telephone technology.

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15
Q

DNS (Domain Name System)

A

The primary name resolution service on the network that maps computer names to their associated IP addresses.

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16
Q

DSL (Digital Subscriber Line)

A

A broadband technology that transmits digital signals over existing phone lines.

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17
Q

Dynamic Addressing

A

A method used to assign addresses using the DHCP service.

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18
Q

EIA (Electronic Industries Alliance)

A

A standards and trades organisation that developed industry standards for technologies such as network cabling. The EIA ceased operations in February 2011.

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19
Q

Ethernet

A

A family of networking technologies that provide connectivity by using Ethernet network adaptors, contention-based media access, and twisted pair, coax, or fibre media.

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20
Q

F-Connector

A

A coaxial cable connector used to connect TV and FM antennas.

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21
Q

FC (Face Contact)

A

Connectors that use a heavy duty ferrule in the centre for more mechanical stability than SMA or ST connectors.

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22
Q

Fibre

A

A method used to connect devices to the Internet using fibre optic cable.

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23
Q

Fibre Optic Cable

A

A type of cable in which one or more glass or plastic strands, plus additional fibre strands or wraps, are surrounded by a protective outer jacket. Light pulses carry the signal through fibre optic cable.

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24
Q

Gateway

A

A device, software, or system that converts data between incompatible systems.

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25
Q

IANA (Internet Assigned Numbers Authority)

A

An international agency that manages port assignments.

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26
Q

IP (Internet Protocol)

A

A group of rules for sending data across a network. Communication on the Internet is based on the IP protocol.

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27
Q

IPv4 Address

A

A 32-bit binary number assigned to a computer on a TCP/IP network.

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28
Q

IPv6

A

An Internet standard that increases the available pool of IP addresses by implementing a 128-bit binary address space.

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29
Q

IPv6 Address

A

The unique 128 bit identification assigned to an interface on the IPv6 Internet.

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30
Q

ISDN

A

A digital transmission technology that carries both voice and data over digital phone lines or PSTN wires.

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31
Q

ISP (Internet Service Provider)

A

A company that provides access to the Internet.

32
Q

LC (Local Connector)

A

A small form factor ceramic ferrule connector for both single-mode and multimode fibre.

33
Q

LDAP (Lightweight Directory Access Protocol)

A

A communications protocol that defines how a client can access information, perform operations, and share directory data on a directory server.

34
Q

Link Light

A

An indicator on a network adaptor that lights up when a network signal is detected.

35
Q

Local Area Connection

A

A Windows troubleshooting tool used to verify that the computer is connected to the network and able to send and receive data.

36
Q

Loopback Plug

A

A special connector used for diagnosing network transmission problems that redirects electrical signals back to the transmitting system.

37
Q

MAC Address (Media Access Control Address)

A

Same as the physical address.

38
Q

Media Tester

A

An electrical instrument that verifies if a signal is present on a cable. Also called a Cable Tester.

39
Q

MT-RJ (Mechanical Transfer Registered Jack)

A

Also called a Fibre Jack connector, is a compact snap-to-lock connector used with multimode fibre.

40
Q

Multimeter

A

An electronic instrument used to measure voltage, current, and resistance.

41
Q

NIC (Network Interface Card)

A

An expansion card that enables a PC to connect to a LAN. Also referred to as a Network Adaptor.

42
Q

Physical Address

A

For network adaptor cards, a globally unique hexadecimal number burned into every adaptor by the manufacturer.

43
Q

Plenum

A

An air handling space, including ducts and other parts of the HVAC system in a building.

44
Q

Plenum Cable

A

A grade of cable that does not give off noxious or poisonous gases when burned. Unlike PVC cable, plenum cable can run through the plenum and firebreak walls.

45
Q

Port

A

A hardware connection interface on a personal computer that enables devices to be connected to the computer, or the endpoint of a logical connection that client computers use to connect to specific server programs.

46
Q

Private IP Address

A

Addresses used by organisations for nodes that require IP connectivity within their enterprise network, but do not require external connections to the global Internet.

47
Q

PSTN (Public Switched Telephone Network)

A

An international telephone system that carries analogue voice data.

48
Q

Public IP Address

A

Addresses that can be used by organisations that can also be shared with external networks.

49
Q

Punch Down Tool

A

A tool used in a wiring closet to connect cable wires directly to a patch panel.

50
Q

PVC (Polyvinyl Chloride)

A

A flexible rubber-like plastic used to surround some twisted pair cabling. It is flexible and inexpensive, but gives off noxious or poisonous gases when burned.

51
Q

Satellite

A

Provides extremely long-range wireless network transmissions to relay network signals from the network service provider to individual customers.

52
Q

SC (Subscriber Connector or Standard Connector)

A

Box-shaped connectors that snap into a receptacle. SC connectors are often used in a duplex configuration where two fibres are terminated into two SC connectors that are moulded together.

53
Q

SMA (Sub Multi Assembly or Sub Miniature type A)

A

Connectors that use a threaded ferrule on the outside to lock the connector in place.

54
Q

SMB (Server Message Block)

A

A protocol that works on the Application layer and is used to share files, serial ports, printers, and communication devices, including mail slots and named pipes, between computers.

55
Q

SNMP (Simple Network Management Protocol)

A

An Application-layer protocol used to exchange information between network devices.

56
Q

Speed Light

A

An indicator on a network adaptor that shows whether the adaptor is operating at 10Mbps, 100Mbps, or 1,000Mbps.

57
Q

SSH (Secure Shell)

A

A protocol that enables a user or application to log on to another computer over a network, execute commands, and manage files.

58
Q

ST (Straight Tip)

A

Connects multimode fibre. ST connectors look like BNC connectors.

59
Q

Static Addressing

A

Configuring TCP/IP statically on a network. Requires that an administrator visit each node to manually enter IP address information for that node.

60
Q

Subnet Mask

A

A 32-bit number that is assigned to each host to divide the 32-bit binary IP address into network and node portions.

61
Q

TCP (Transmission Control Protocol)

A

A connection-orientated, guaranteed-delivery protocol used to send data packets between computers over a network such as the Internet.

62
Q

TCP/IP (Transmission Control Protocol/Internet Protocol)

A

A nonproprietary, routable network protocol suite that enables computers to communicate over a network, including the Internet.

63
Q

Termination

A

Adding a resistor to the end of a coax network segment to prevent reflections that would interfere with the proper reception of network signals.

64
Q

Tone Generator

A

An electronic device that sends an electronic signal through one set of UTP cables.

65
Q

Tone Locator

A

An electronic device that emits an audible tone when it detects a signal in a set of wires.

66
Q

Tone Probe

A

An electronic device that emits an audible tone when it detects a signal in a set of wires.

67
Q

Twisted Pair

A

A type of cable in which multiple insulated conductors are twisted together and clad in a protective and insulating outer jacket.

68
Q

UDP (User Datagram Protocol)

A

A connectionless, best-effort delivery protocol used to send data packets between computers over a network such as the Internet.

69
Q

Wi-Fi

A

The popular implementation of the 802.11b wireless standard.

70
Q

Wi-Fi Analyser

A

A Wi-Fi spectrum analyser used to detect devices and points of inference, as well as analyse and troubleshoot network issues on a WLAN or other wireless networks.

71
Q

Wire Crimper

A

A tool that attaches media connectors to the ends of cables.

72
Q

Wire Stripper

A

A tool that is often incorporated into a wire crimper and that enables the user to remove the protective coating from electrical wires.

73
Q

Wireless Connection

A

A network connection that transmits signals without using physical network media.

74
Q

Wireless Locator

A

A Wi-Fi spectrum analyser used to detect devices and points of inference, as well as analyse and troubleshoot network issues on a WLAN or other wireless networks.

75
Q

WWAN (Wireless Wide Area Network)

A

Uses wireless network technology to allow users to check email, surf the web, and connect to corporate resources accessible within the cellular network boundaries.

Networking Technologies (1 decks)

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