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Intro to networking > Intro to networking > Flashcards

Intro to networking Flashcards

(108 cards)

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1
Q

An object that has a computer or microcontroller

A

Digital Device

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2
Q

Microcomputer on a single chip, used to control some devices such as an automobile or a toy

A

Microcontroller

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3
Q

Property of representing values as discrete, often binary, numbers rather than a continuous spectrum

A

Digital

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4
Q

Multiple computers and other devices connected to each other to share information

A

network

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5
Q

Representation of facts or ideas in a formal manner capable of being communicated or manipulated by some process

A

Data

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6
Q

Conversion of data or information from analog to digital or binary

A

digitization

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7
Q

Code that uses binary digits 0 and 1, usually in groups of eight to represent characters, machine instructions, or other data

A

Binary code

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8
Q

Being in one of two mutually exclusive states

A

Binary

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9
Q

Smallest unit of storage in a digital computer, consisting of a binary digit

A

Bit

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10
Q

Unit computing storage; 8 bits

A

Byte

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11
Q

Computers and other digital devices connected to each other to share resources

A

Computer network

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12
Q

Electronic device that is outside the computer’s system unit but used by the computer

A

Peripheral device

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13
Q

Any computer attached to a network

A

host

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14
Q

Networks that use various types of network cables to carry signals from device to device

A

wired networks

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15
Q

Part of the electromagnetic spectrum within which radio waves are transmitted

A

Radio Frequency

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16
Q

Interconnection of relatively close computers in proximity to each other, such as within a building

A

Local Area Network (LAN)

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17
Q

Small office or home office

A

SOHO

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18
Q

Rate of data flow in digital networks typically measured in bits per second

A

Bandwidth

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19
Q

Delay or a period between the initiation of something and the occurrence

A

Latency

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20
Q

Set of formal rules describing how to transmit or exchange data, especially across a network

A

Protocol

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21
Q

Network typically attached to a LAN to provide mobility to local users by using RF connections

A

Wireless Local Area Network (WLAN)

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22
Q

Wireless data communication standard

A

Wi-Fi

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23
Q

Wireless radio that transmits and receives Wi-Fi signals

A

Access Point

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24
Q

A subnetwork of a LAN

A

Virtual Local Area Network (VLAN)

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25
Person who uses a networked device
End user
26
A computer network that covers a large geographical area
Wide Area Network (WAN)
27
Able to be changed in size; resizeable
Scaleable
28
Type of wireless computer network that covers a very small geographic area
Personal Area Network (PAN)
29
Communication without a wired connection, such as by radio waves
Wireless
30
Wireless protocol used in personal area networks
Bluetooth
31
Computer network that covers the area of a large city - up to a 25-mi radius
Metropolitan Area Network (MAN)
32
A metropolitan area network (MAN) connection service provided by a telecommunications service provider
Metro Ethernet
33
Networking technology that routes traffic using the shortest path based on labels to handle forwarding
Multiprotocol Label Switching (MPLS)
34
Company that provides internet access for a fee
Internet Service Provider
35
Type of networking cable made of glass that transports light to represent data
Fiber-optic cable
36
A network that encompasses several buildings
Campus Area Network (CAN)
37
Network of high capacity storage devices that are connected by a high-speed connection
Storage Area Network (SAN)
38
The design of a computer network
Network Architecture
39
Network of connected peer computers with no central controller
Peer-to-peer Network
40
A network in which a client computer requests resources from a server computer
Client-server network
41
Powerful computer running a network operating system that responds to client requests
Server
42
A computer that requests a service
Client
43
Software for controlling the allocation and use of various hardware resources and access to networked resources
Network Operating System
44
Describes the Shape of the network
Network topology
45
The placement of various components on a network
Physical topology
46
How data flows within a network
Logical topology
47
Hybrid network topology that is cabled in a physical star topology but has a protocol that works logically as if it were operating on a bus topology
Star-Wired Bus topology
48
All computer are computers are connected to a single straight cable installed in a workspace
Bus topology
49
Property that enables a system to continue operating properly in the event of one failure or several failures of some of its components
Fault tolerance
50
Each computer is connected by a dedicated cable to a centralized network device like a hub or switch
Star topology
51
Network of computers that is configured in a circle
Ring Topology
52
Network where each device has a dedicated connection to every other device
Full Mesh Topology
53
Network where each device has a dedicated connection to many, but not all, devices
Partial Mesh Topology
54
Direct connection between two routers or switches, which provides one communication path
Point-to-point topology
55
One device directly connected to multiple devices by dedicated cables
Point-to-multipoint topology
56
Combination of two or more types of physical or logical network topologies working together within the same network
Hybrid Topology
57
Where all the network segments and servers connect to
Network backbone
58
A conceptual framework that helps us understand how one computer or digital device can communicate with another computer or digital device
Open Systems Interconnection (OSI) Reference Model
59
To work together
Interoperability
60
Standard for computer network communication, used in particular for the internet
TCP/IP
61
The layer where users communicate with the network stack through application program interfaces (APIs) which connect the application in use to the operating system of the computer
Application layer
62
The computer code in an application that call for remote networked services
Application Programming Interface (API)
63
Hypertext Transfer Protocol; used to instruct browsers on how to format and display World Wide Web content
HTML
64
Hypertext Transfer Protocol; the protocol most commonly used to transfer webpages and accompanying data over the internet
HTTP
65
FIle Transfer Protocol; used to move a file from one computer to another with a guarantee of delivery
FTP
66
Trivial File Transfer Protocol; used to move a file from one computer to another without a guarantee of delivery
TFTP
67
an implementation of a computer networking protocol suite or protocol family. E. g., TCP/IP
Protocol Stack
68
The layer that presents data to the application layer and is responsible for data translation and computer code formatting
Presentation Layer
69
a one-way, or unidirectional, communication
Simplex
70
Communication where both can transmit and receive signals but one way at a time
Half-duplex
71
Communications that allows you to speak and listen at the same time
Full-duplex
72
Responsible for setting up, managing, and then tearing down communication sessions between networked computers
Session layer
73
Sets up end-to-end network connections, and manages segmentation, sequencing, and reassembly
Transport Layer
74
Transport Layer (which layer)
OSI Layer 4
75
Physical Layer (Which Layer)
OSI Layer 1
76
Process of dividing long application layer data streams into pieces
Segmentation
77
The process of number segments
Sequencing
78
The process of putting numbered segments into the correct order
Reassembly
79
A unit of data in Layer 4
Segment
80
A connection-oriented Layer 4 protocol
Transmission Control Protocol (TCP)
81
A connectionless Layer 4 Protocol
User Datagram Protocol (UDP)
82
A network of tranmission via a connectionless protocol that does not guarantee delivery
Best-Effort Service
83
A suite of networking protocols
TCP/IP
84
Data delivery is guaranteed
Connection-oriented
85
Data Delivery is not guaranteed
Connectionless
86
A number identifying a location on the internet or other network
Address
87
Layer 3 of the OSI model where routers forward packets to hosts on other networks based on IP address
Network Layer
88
Network Layer (Which layer)
OSI Layer 3
89
A layer 3 device that forwards packets based on IP address
Router
90
A network layer protocol that enables connectivity between different networks
Internet Protocol (IP)
91
An address that identifies a host computer at Layer 3
IP Address
92
A unit of data at Layer 3
Packet
93
Data Link Layer (Which layer)
OSI Layer 2
94
Physical address that uniquely identifies a device at Layer 2
Media Access Control (MAC) Address
95
A unit of data at layer 2
Frame
96
A layer 2 protocol for wired LANs
Ethernet
97
Defines how packets are placed on the media by the data link layer
Media Access Control (MAC) Sublayer
98
Responsible for identifying network layer protocols and then encapsulating them at the data link layer
Logical Link Control (LLC) Sublayer
99
What do we call data at OSI Layer 4?
Segments
100
What do we call data at OSI layer 3?
Packets
101
What do we call data at OSI layer 2?
Frames
102
What do we call data at OSI Layer 1?
Bits
103
Layer 1 of the OSI model where signals represent data are transmitted across a physical media like wired cables or wireless radio frequencies
Physical layer
104
Wired cables or wireless radio frequency
Media
105
A unit of data at Layer 1
Bit
106
Set of norms or requirements for a repeatable technical works where it uses common and repeated use of rules and guidelines for products, processes, or management systems practices
Technical Standard
107
The adding of a header of layer specific information to the data passed down from an upper layer
Encapsulation
108
Protocol-specific information used in the encapsulation process
Protocol Data Units (PDUs)

Intro to networking (1 decks)

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