WGU C172 Network and Security Practice Study Guide Questions with Distinction level Marking scheme version 2024/2025
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Course
WGU C172 Network & Security
Institution
WGU C172 Network & Security
WGU C172 Network and Security Practice Study Guide Questions with Distinction level Marking scheme version 2024/2025
A computer connected to a network that accesses services from the server - correct answer client
A computer that uses and provides resources to a network - correct answer peer
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WGU C172 Network and Security Practice
Study Guide Questions with Distinction level
Marking scheme version 2024/2025
A computer connected to a network that accesses services from the server - correct
answer client
A computer that uses and provides resources to a network - correct answer peer
A network in which all computers in the network provide similar services, including
server functions - correct answer peer-to-peer network
A network in which the server handles multiple requests from multiple clients for multiple
services - correct answer client/server network
An extension of the ethernet infrastructure beyond the internal network infrastructure -
correct answer metro ethernet (metropolitan ethernet)
An extension of the ethernet infrastructure that covers much more than just a
metropolitan area - correct answer carrier ethernet
A nonprofit organization that defines metro/carrier ethernet specifications - correct
answer mef (metro ethernet forum)
The demarcation point between customer equipment and a service provider - correct
answer user-network interface (uni)
A framework that defines the ethernet service types - correct answer ethernet service
definition
,An association of two or more unis that essentially creates a logical path that connects
two or more subscriber sites - correct answer ethernet virtual connection (evc)
A service type that provides a point-to-point ethernet virtual connection between two
unis - correct answer e-line service type (e-line)
A service type that provides connectivity to two or more subscriber sites using the same
evc - correct answer e-lan service type (e-lan)
A service type that provides more of a hub and-spoke environment or a root-and-leaf
environment - correct answer e-tree service type (e-tree)
Ip assignment protocol that enables a computer to discover its own ip address - correct
answer bootp (bootstrap protocol)
A network service that provides automatic
Assignment of ip addresses - correct answer dhcp (dynamic host configuration
protocol)
The amount of time that a client can hold an ip address - correct answer lease time
Feature of windows that automatically assigns an ip address to the system when the
client cannot obtain an ip address automatically. - correct answer apipa (automatic
private ip addressing)
A transmission in which a packet has a fixed destination - correct answer unicast
Message type discover, a dhcp discover packet - correct answer mt discover
Message type offer, a dhcp offer packet - correct answer mt offer
,Message type request, a dhcp request packet - correct answer mt request
Message type acknowledgement, a dhcp ack packet - correct answer mt ack
- correct answer
(noc) a single, centralized area for network monitoring and administrative control of
systems. - correct answer network operations center
The service that translates urls to ip addresses and vice versa - correct answer dns
(domain name service)
Translation of a name to an ip address - correct answer forward dns (forward zone)
Translation of an ip address to a name - correct answer reverse dns (reverse zone)
(tld)—the suffix, such as .com or .edu, that follows the domain name in a url. - correct
answer top-level domain
Usually two letters, such as .us (united states) or .ca (canada), that define the location
of the domain server for a country - correct answer country domain
A group of servers that exist using well-known ip addresses that have been
programmed into dns servers - correct answer root servers
An organization that is authorized to register internet domain names - correct answer
domain registrar
The reverse of an a record; a mapping of an ip address to a hostname - correct
answer ptr record (pointer record)
, A record that specifies the name of the authoritative name server of the domain -
correct answer ns record (name server record)
A record that specifies the email-handling server of the domain - correct answer mx
record (mail exchange record)
A record that is used to hold arbitrary text information of the domain - correct answer
txt record (text record)
Can be used as validation of legitimate sources of email from a domain - correct
answer spf (sender policy framework)
Provides a way to validate a domain name identity with an associated message through
cryptographic authentication - correct answer dkim (domainkeys identified mail)
Identify host(s) offering a specific type of service - correct answer srv record (service
record)
Dns record for ipv6 - correct answer aaaa record (quad-a record)
Traffic size that is allowed to burst; it is not discarded or shaped by the profile - correct
answer cbs (committed burst size)
An average rate parameter used to allow traffic greater than the committed information
rate to traverse and may deliver it when the network is not congested - correct answer
eir (excess information rate)
Used to guarantee the bandwidth the network must deliver - correct answer cir
(committed information rate)
The burstable size allowed when the traffic is in the eir mode - correct answer ebs
(excess burst size)
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