WGU D315 - PRE-
ASSESSMENT: NETWORK
AND SECURITY -
FOUNDATIONS OSI
QUESTIONS AND VERIFIED
CORRECT ANSWERS
GRADED A+ LATEST 100%
GUARANTEED PASS
Although a NIC card is found in a router, switch and computer, the basic operation is to simply
transmit a signal therefore; which layer(s) does a NIC card assigned on the OSI model?
Layer 2 and 3
Layer 1
Layer 6
Layer 1, 2 and 3 - CORRECT ANSWER-Layer 1
The best example of a WAN would be ________________________________________
a. A small office with a Switch and Router.
b. A house equipped with a home router.
c. A company that has a network deployed in 9 countries on 3 continents
d. A local police department that has a private high speed connection to all precincts across the
city
e. A University Campus that uses a VPN to connect the new research building. - CORRECT
ANSWER-c. A company that has a network deployed in 9 countries on 3 continents
,A router is a Layer 3 device.
True
False - CORRECT ANSWER-True
What is the best example of a type 1 hypervisor?
a. A network admin uses a system management software to install a hypervisor on the users
computers in the accounting department so they can run legacy software.
b. A datacenter copies a database from a server on a schedule
c. A network admin purchases a server to run a web sever, database server and virtual firewall
d. A datacenter uses ESX to provide an application as a SaaS product for subscribers - CORRECT
ANSWER-d. A datacenter uses ESX to provide an application as a SaaS product for subscribers
Choose the best option that represents IaaS, PaaS and SaaS.
a. IaaS is the networks servers, storage and underlying virtual infrastructure sold as a service,
PaaS is the platform where the operating system level applications can be run, applications can
be developed, databases can be hosted without having to manage the underlying
infrastructure, SaaS is the end product or application where the client uses the application but is
not responsible for the development, maintenance or hosting of an application.
b. SaaS is the networks servers, storage and underlying virtual infrastructure sold as a service,
IaaS is the platform where the operating system level applications can be run, applications can
be developed, databases can be hosted without having to manage the underlying
infrastructure, PaaS is the end product or application where the client uses the application but
is not responsible for the development, maintena - CORRECT ANSWER-a. IaaS is the networks
servers, storage and underlying virtual infrastructure sold as a service, PaaS is the platform
where the operating system level applications can be run, applications can be developed,
,databases can be hosted without having to manage the underlying infrastructure, SaaS is the
end product or application where the client uses the application but is not responsible for the
development, maintenance or hosting of an application.
What is the best example of use of a public cloud?
a. A network admin decides to virtualize a computer and keep the virtual machine running on a
server onsite to increase reliability.
b. A cloud engineer decides to move an application from a datacenter on campus to the new
company owned datacenter located in a different state to increase bandwidth.
c. An enterprise architect recommends encryption for data at rest in the companies datacenters
located in geographically separate areas to meet compliance.
d. A consultant recommends a server be virtualized and moved to AWS to save on costs. -
CORRECT ANSWER-d. A consultant recommends a server be virtualized and moved to AWS to
save on costs.
Select the best example of cloud computing.
a. A network admin installs a hypervisor on a server, deploys an application for office workers.
b. A database administrator keeps a copy of a database backed up on a file server.
c. A company deploys virtualization architecture to provide on demand web servers, virtual
routers, virtual firewalls, and test environments for a team of developers accessible through the
internet.
, d. A law firm needs to store files digitally, they select a service that takes tape back ups and
stores these backups for 7 years in a secure location. - CORRECT ANSWER-c. A company deploys
virtualization architecture to provide on demand web servers, virtual routers, virtual firewalls,
and test environments for a team of developers accessible through the internet.
A hub is the device of choice to decrease traffic on a network segment.
True
False - CORRECT ANSWER-False
A wireless deauthentication attack is an example of which type of attack:
Denial of service attack
Downgrade attack
Brute-force attack
Cryptographic attack - CORRECT ANSWER-Denial of service attack
In a private cloud companies such as Amazon Web Services, Microsoft Azure, and Google Cloud
Platform are responsible for the physical data center security concerns.
True
False - CORRECT ANSWER-False
Reports on a user's access and logs of successful and unsuccessful connection attempts are
which part of AAA?
Accounting
Authentication
ASSESSMENT: NETWORK
AND SECURITY -
FOUNDATIONS OSI
QUESTIONS AND VERIFIED
CORRECT ANSWERS
GRADED A+ LATEST 100%
GUARANTEED PASS
Although a NIC card is found in a router, switch and computer, the basic operation is to simply
transmit a signal therefore; which layer(s) does a NIC card assigned on the OSI model?
Layer 2 and 3
Layer 1
Layer 6
Layer 1, 2 and 3 - CORRECT ANSWER-Layer 1
The best example of a WAN would be ________________________________________
a. A small office with a Switch and Router.
b. A house equipped with a home router.
c. A company that has a network deployed in 9 countries on 3 continents
d. A local police department that has a private high speed connection to all precincts across the
city
e. A University Campus that uses a VPN to connect the new research building. - CORRECT
ANSWER-c. A company that has a network deployed in 9 countries on 3 continents
,A router is a Layer 3 device.
True
False - CORRECT ANSWER-True
What is the best example of a type 1 hypervisor?
a. A network admin uses a system management software to install a hypervisor on the users
computers in the accounting department so they can run legacy software.
b. A datacenter copies a database from a server on a schedule
c. A network admin purchases a server to run a web sever, database server and virtual firewall
d. A datacenter uses ESX to provide an application as a SaaS product for subscribers - CORRECT
ANSWER-d. A datacenter uses ESX to provide an application as a SaaS product for subscribers
Choose the best option that represents IaaS, PaaS and SaaS.
a. IaaS is the networks servers, storage and underlying virtual infrastructure sold as a service,
PaaS is the platform where the operating system level applications can be run, applications can
be developed, databases can be hosted without having to manage the underlying
infrastructure, SaaS is the end product or application where the client uses the application but is
not responsible for the development, maintenance or hosting of an application.
b. SaaS is the networks servers, storage and underlying virtual infrastructure sold as a service,
IaaS is the platform where the operating system level applications can be run, applications can
be developed, databases can be hosted without having to manage the underlying
infrastructure, PaaS is the end product or application where the client uses the application but
is not responsible for the development, maintena - CORRECT ANSWER-a. IaaS is the networks
servers, storage and underlying virtual infrastructure sold as a service, PaaS is the platform
where the operating system level applications can be run, applications can be developed,
,databases can be hosted without having to manage the underlying infrastructure, SaaS is the
end product or application where the client uses the application but is not responsible for the
development, maintenance or hosting of an application.
What is the best example of use of a public cloud?
a. A network admin decides to virtualize a computer and keep the virtual machine running on a
server onsite to increase reliability.
b. A cloud engineer decides to move an application from a datacenter on campus to the new
company owned datacenter located in a different state to increase bandwidth.
c. An enterprise architect recommends encryption for data at rest in the companies datacenters
located in geographically separate areas to meet compliance.
d. A consultant recommends a server be virtualized and moved to AWS to save on costs. -
CORRECT ANSWER-d. A consultant recommends a server be virtualized and moved to AWS to
save on costs.
Select the best example of cloud computing.
a. A network admin installs a hypervisor on a server, deploys an application for office workers.
b. A database administrator keeps a copy of a database backed up on a file server.
c. A company deploys virtualization architecture to provide on demand web servers, virtual
routers, virtual firewalls, and test environments for a team of developers accessible through the
internet.
, d. A law firm needs to store files digitally, they select a service that takes tape back ups and
stores these backups for 7 years in a secure location. - CORRECT ANSWER-c. A company deploys
virtualization architecture to provide on demand web servers, virtual routers, virtual firewalls,
and test environments for a team of developers accessible through the internet.
A hub is the device of choice to decrease traffic on a network segment.
True
False - CORRECT ANSWER-False
A wireless deauthentication attack is an example of which type of attack:
Denial of service attack
Downgrade attack
Brute-force attack
Cryptographic attack - CORRECT ANSWER-Denial of service attack
In a private cloud companies such as Amazon Web Services, Microsoft Azure, and Google Cloud
Platform are responsible for the physical data center security concerns.
True
False - CORRECT ANSWER-False
Reports on a user's access and logs of successful and unsuccessful connection attempts are
which part of AAA?
Accounting
Authentication
