ccna flashcard
TRANSCRIPT
-
8/7/2019 CCNA Flashcard
1/25
Term_______________ is web-based software that allows people to work together on a project over the webDefinition
Collaboration Tool is web-based software that allows people to work together ona project over the web
Term
_______ allows only internal employee access.Definition
Intranet allows only internal employee access.
Term
List four external factors that affect data networksDefinition
The quality of the pathway between the sender and recipient.The number of times the message has to change form.The number of times the message has to be redirected or readdressed.The amount of time alloted for successful communication.
Term
List three internal factors that affect data networks
-
8/7/2019 CCNA Flashcard
2/25
Definition
Size of the message
Complexity of the message
Importance of the message
Term
_____ or _______ (Protocols) ______ how the
________ are ___, ______, ______, and __________.
Definition
Rules or agreements (Protocols) govern how the messages are sent, directed, recieved, and interpreted.
TermA ______ is a means of interconnecting devices to transport messages from one device to another.Definition
A medium is a means of interconnecting devices to transport messages from one device to another.
TermName the four fundamental internet expectations.Definition
Name the four fundamental internet expectations.
-
8/7/2019 CCNA Flashcard
3/25
Fault tolerance
Scalability
Quality of Service
Security
Term____________ means a unit or system will continue to function normally even when
some of the components of the network fail.Definition
Fault tolerance means a unit or system will continue to function normally even when some of the components of the network fail.
Term_________ the duplication of equipment and media. Is a key factor in fault tolerance.Definition
Redundancy the duplication of equipment and media. Is a key factor in fault tolerance.
Term________ describes the network's ability to grow and react to future changes. Without having to start over on the design.Definition
Scalability describes the network's ability to grow and react to future changes.Without having to start over on the design.
Term
_____ are web-based collaboration tool.
Definition
-
8/7/2019 CCNA Flashcard
4/25
Wiki's are web-based collaboration tool.
Term_____ are web pages where people can publish their personal opinions and thoughts about any conceivable topic.
Definition
Blog's are web pages where people can publish their personal opinions and thoughts about any conceivable topic.
Term
Securing the network infrastructure means protecting the?Definition
devices from outside contact.
-
8/7/2019 CCNA Flashcard
5/25
Term
Securing the network content meansDefinition
protecting the data stored on devices and protection of packets.
TermA ______ consists of the media that provides the pathway which the message travels from source to destination.Definition
A channel consists of the media that provides the pathway which the message travels from source to destination.
Term
Name the three elements of communicationDefinition
Message Source
Message Reciever
-
8/7/2019 CCNA Flashcard
6/25
Channel
Term
__________ occurs when the segments of two or more messages can shuffle into each other and share the medium.Definition
Multiplexing occurs when the segments of two or more messages can shuffle into each other and share the medium.
Term
Segmentation has two primary benefits. What are they?Definition
Multiplexing
Increased efficiency of network communications
Term
How is Segmentation more efficent?
Definition
-
8/7/2019 CCNA Flashcard
7/25
Because the message can be broken into pieces the pieces can be sent along diffe
rnt routes.
Term
The downside to using segmentation and multiplexing to transmit messages is the
level of __________ added to the process.Definition
complexity
Term
An ___ _____ refers to a piece of equipment that is either the source or the destination of a message on a network.Definition
An end device refers to a piece of equipment that is either the source or the destination of a message on a network.
-
8/7/2019 CCNA Flashcard
8/25
Term
Another generic term for an end device that sends and recieves messages is a _____.Definition
Another generic term for an end device that sends and recieves messages is a host.
Term
An end user is a person or group using and ____ device.
Definition
end
Term
___________ devices connect the individual hosts to the network and can connectmultiple individual networks to form an _____________.
-
8/7/2019 CCNA Flashcard
9/25
Definition
Intermediary devices connect the individual hosts to the network and can connectmultiple individual networks to form an internetwork.
Term
Intermediary devices are not all the same. Some work inside the LAN performing ______ functions, and others help _____ messages between networksDefinition
Intermediary devices are not all the same. Some work inside the LAN performing switching functions, and others help route messages between networks
TermIntermediary Devices
_____ ______ ______ connect end users to their network. Examples are ____, swiches, and _______ access points.Definition
-
8/7/2019 CCNA Flashcard
10/25
Network access devices connect end users to their network. Examples are hubs, sw
iches, and wireless access points.
TermIntermediary Devices
_______________ connect one network to one or more other networks. Routers are the main example.Definition
Internetwork devices connect one network to one or more other networks. Routersare the main example.
TermIntermediary Devices
Route services such as IPTV and wireless broadband.Definition
-
8/7/2019 CCNA Flashcard
11/25
Communication servers
TermIntermediary Devices
Connect users to servers and networks through telephone or cable.Definition
Modems
TermIntermediary Devices
Secure the network with devices such as firewalls tha analyze traffic exiting and entering networks.Definition
Security devices
-
8/7/2019 CCNA Flashcard
12/25
-
8/7/2019 CCNA Flashcard
13/25
Encoding messages refers to the way data is converted to patterns of electrical,
light, or electromagnetic energy and carried on the medium.
TermNetworking Media
Copper eg. Twisted-pair cable usually used as __ mediaDefinition
LAN
TermNetwork Media
Fiber-optic - glass or plastic fibers in a vinyl coating usually used for longruns in a and as a ___.Definition
Fiber-optic - glass or plastic fibers in a vinyl coating usually used for long runs in a LAN and as a trunk.
-
8/7/2019 CCNA Flashcard
14/25
Term
Wireless media uses ____ ____ to connect local users throught the air.Definition
electromagnetic, waves
Term
The differences in the media make each one ideal for different roles in networking situations. When choosing network media, administrators must consider the following:DefinitionThe the distance the media cancarry the signalThe environment in which the media worksThe
Term
A ___ is a group of end devices and users under the control of a common adminis
-
8/7/2019 CCNA Flashcard
15/25
tration.Definition
A LAN is a group of end devices and users under the control of a common administration.
Term
A wide-area network is a network that is used to connect ____ that are located geographically far apart.Definition
A wide-area network is a network that is used to connect LAN's that are locatedgeographically far apart.
Term
TSPDefinition
-
8/7/2019 CCNA Flashcard
16/25
telecommunications service provider
Term
An __________ is a collection of two or more LAN's connected by WAN's
Definition
An internetwork is a collection of two or more LAN's connected by WAN's
Term
Internetworks are referred to interchangeably as ____
networks or simply ______.Definition
data networks
-
8/7/2019 CCNA Flashcard
17/25
Term
The most popular internetwork is the _______, which is open to public use.Definition
Internet
Term
A _________ is a private web of networks closed to the public but open for employees to browse.Definition
A intranet is a private web of networks closed to the public but open for employees to browse.
Term
-
8/7/2019 CCNA Flashcard
18/25
The media connecting the PC to the networking device plugs directly into the ____.
Definition
The media connecting the PC to the networking device plugs directly into the NIC.
Term
Each NIC has a unique _____ _________ that identifies it on the LAN.Definition
Each NIC has a unique physical address that identifies it on the LAN.
Term
The term _______ refers to how the device can allow two different networks to co
-
8/7/2019 CCNA Flashcard
19/25
mmunicate.Definition
The term interface refers to how the device can allow two different networks tocommunicate.
Term
_______ connect to different networks, and the specialized NICs on ______ are simply called __________.Definition
Routers connect to different networks, and the specialized NICs on routers are simply called interfaces.
Term
The interface on a router device has a a unique physical address and appears asa ____ on the local network.
Definition
-
8/7/2019 CCNA Flashcard
20/25
The interface on a router device has a a unique physical address and appears asa host on the local network.
Term
____ is a common protocol that governs the way that a web sever and a web clientinteract.Definition
HTTP is a common protocol that governs the way that a web sever and a web clientinteract.
Term
HTTP defines the ________ and __________ of the requests and responses exchangedbetween the client and server.
Definition
-
8/7/2019 CCNA Flashcard
21/25
HTTP defines the content and formating of the requests and responses exchanged between the client and server.
Term
___ is the protocol that manages the individual conversations between web servers and web clients.Definition
TCP is the protocol that manages the individual conversations between web servers and web clients.
Term
TCP divides the HTTP messages into smaller pieces, called ________, to be sent to the destination client.Definition
TCP divides the HTTP messages into smaller pieces, called segments, to be sent to the destination client.
TermT
-
8/7/2019 CCNA Flashcard
22/25
-
8/7/2019 CCNA Flashcard
23/25
Network access protocols describe two primary functions: _______ ___________ andthe _______ __________ of data on the media.
Definition
Network access protocols describe two primary functions: Data-link management and the Physical transmission of data on the media.
Term
Data-link management protocols take the packets from IP and format them to be __________ ____ the ____.Definition
Data-link management protocols take the packets from IP and format them to be transmitted over the media.
Term
Name the two networking models
Definition
-
8/7/2019 CCNA Flashcard
24/25
protocol models, reference models
Term
The process of adding control information as it passes through the layered modelis called ____________
Definition
The process of adding control information as it passes through the layered modelis called encapsulation
Term
__________ is the process of removing the extra information and sending only theoriginal application data up to the destination application layer.
Definition
Decapsulation is the process of removing the extra information and sending only
-
8/7/2019 CCNA Flashcard
25/25
the original application data up to the destination application layer.
Term
The generic term for data at each level in the protocol stack is called _______________.Definition
The generic term for data at each level in the protocol stack is called protocoldata unit.