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ITNW Exam 1 Review Chapters 1, 2 and 3 (3).
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ITNW Exam 1 Review Chapters 1, 2 and 3 (3).
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ITNW Exam 1 Review Chapters 1, 2 and 3Fault Tolerance - ANS-A network characteristic that restricts the impact of a failure on network
access and allows a network to recover quickly from the failure
Quality of Service (QoS) - ANS-A mechanism to manage the flow of traffic based on different
requirements to ensure reliable delivery of each type of traffic
Cloud Computing - ANS-Technology that allows users and organizations to store data on
remotely local servers on the Internet
Converged network - ANS-A network that aggregates various forms of traffic such as voice,
video, and data on the same network infrastructure
Intranet - ANS-a private interconnection of LANs and WANs inside an organization that can only
be accessed by organization members or by non-members with authorization
Extranet - ANS-A network that provides safe and secure access to an organization's data to
authorized people who work outside the organization
DHCP - ANS-A protocal that dynamically leases IPv4 addresses to DHCP-enabled end devices
Encapsulation - ANS-Process of inserting a formatted message inside another formatted
message
Segmentation - ANS-Process of splitting data into smaller pieces for transmission on a network
Unicast - ANS-A form of message delivery in which a message is delivered to a single
destination
Multicast - ANS-A form of transmission in which a message is delivered to a group of hosts
Broadcast - ANS-A form of transmission in which a message is delivered to all hosts on a
network
PDU - ANS-The form of a piece of data that is associated with each protocol layer
Default gateway - ANS-A router id responsible for redirecting the packet it receives to their
destination
, Bandwidth - ANS-The rated throughput capacity of a given network medium or protocol.
Bandwidth is listed as available or consumed data communication resources expressed in
bits/second
Client - ANS-A network device that accesses a service on another computer remotely through a
network
Destination - ANS-The target host for a message. Ethernet/IP frames contain a destination MAC
and IP address
End device - ANS-either the source or destination of a message transmitted over the network
Global configuration mode - ANS-From the privileged mode, you can enter the device's global
configuration more. from global configuration submodes such a interface, router, and line
configuration submodes.
Local Area Network (LAN) - ANS-A network infrastructure that provides access to users and end
deices in a small geographical area, which is typically an enterprise, home or small business
network owned and managed by an individual or IT department
Logical topology - ANS-Is a concept in networking that defines the architecture of the
communication mechanism for all nodes in a network. Using network equipment such as routers
and switches, the logical topology of a network can be dynamically maintained and
reconfigured.
Multiplexing - ANS-A process where multiple digital data streams are combined into one signal
Network Address - ANS-A dotted decimal number defined by the IPv4 protocol to represent a
network or subnet. It represents the network that hosts reside in. Also called network number or
network ID.
Physical topology - ANS-The arrangement of the nodes in a network and the physical
connections between them. This is the representation of how the media is used to connect the
devices.
Privileged executive mode (EXEC) - ANS-An IOS administrative level mode that supports
access to configuration and management of commands
Protocols - ANS-A delineation of network protocols and standards into different categories,
called layers, along with definitions of which sets of standards and protocols need to be
implemented to create products that can be used to create a working network
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