ITN 101 - Final 7-12 Quiz Questions
and Answers
Valentina is employed under the network management team at Iris Global Services,
which is a software management firm. Following a recent hacking attempt at its office,
the network administrator wants her to cross-check whether security precautions have
been enabled on the STP interfaces so that the information transmitted by the BPDUs
can be protected. On inspection, she discovers that the security precautions have not
been configured. Analyze what Valentina should do in order to prevent a rogue switch
or computer connected to one of these ports from hijacking the network's STP paths. -
ANS-Use a BPDU guard to block BPDUs
Scott & Wayne Law Associates is a private law firm in Atlanta specializing in cases
involving violation of environmental laws. The firm currently has approximately 50
employees who all work on various matters and in different departments. You have
been hired as a network administrator and tasked with finding a suitable cloud model for
the firm. The firm is looking for a comparatively low-cost cloud model that can be
accessed only by the employees and senior management but not its clients or third
parties. Which of the following cloud models would you choose? - ANS-A private cloud
For over a decade, Ramanathan has been working as a network engineer in an MNC
that uses FC (Fibre Channel) networking architecture. His primary duty is to ensure that
there are no issues in the network connections between servers and SAN (storage area
network) devices, so that maximum throughput is achieved at all times. Recently, one of
the connections of the FC device to the network malfunctioned, which Ramanathan has
to fix. Analyze which of the following Ramanathan should do in this scenario. - ANS-
Connect the FC devices to the network through HBAs
Which of the following cloud models makes resources available to users through a WAN
connection? - ANS-Private cloud
Which of the following protocols allows a pool of computers or interfaces to share one or
more IP addresses? - ANS-CARP
What is the downtime per day for a system showing 99.9% availability? - ANS-1 minute
and 26 seconds
Which of the following is a distinct network of storage devices that communicate directly
with each other and with other portions of the network? - ANS-A SAN
,Ross is running a small data entry back office, for which he has contracted you for
network management. Ross has made it very clear that because he has just started the
company he wants to cut down on expenses wherever he can. One such option
involves the router-he wants to exchange the router with a similar but less expensive
alternative. Which of the following will you refer to Ross in such a situation? - ANS-A
layer 3 switch
You, as a network administrator, plan on running a trial for a beta version of an
application. The idea is to install the application on a guest machine. You plan on doing
this because you would rather have the untested software cause errors on the guest
machine than on the host. Which of the following will you use in this instance? - ANS-
VirtualBox
Which of the following is a multipath link-state protocol? - ANS-TRILL
Which of the following will help evenly distribute traffic to each device in a cluster so
every device carries a portion of the load? - ANS-A load balancer
Which of the following planes is made up of the physical or virtual devices that receive
and send network messages on their way to their destinations? - ANS-The
infrastructure plane
As a developer, you need frequent access to multiple platforms during the development
process. Rather than purchasing and maintaining a separate device for each platform,
you have decided to avail the cloud service option. You are looking to build and test the
applications within these virtual, online environments, which are tailored to the specific
needs of the project. The cloud service model should have servers that provide only the
resources needed to run an application and also allow customers to run their code
directly in the cloud without having to manage a server environment at all. Which of the
following cloud service models do you think would be appropriate considering your
requirements? - ANS-PaaS
Which cloud characteristic allows a provider to limit or charge by the amount of
bandwidth, processing power, storage space, or client connections available to
customers? - ANS-Measured service
James has been appointed as the service manager in one of the outlets for Grason
Communication, which sells switches and routers. A client approaches James with a
query from a network provider who is requesting for an alternative router that is less
expensive and will work within layer 5 and layer 7 in the OSI (open systems
interconnection) model. Analyze which of the following options James should present to
his client in this scenario. - ANS-Layer 4 switches
Krypton Spares and Parts is an MNC dealing in motorcycle spare parts. The
administration department of the company has constantly been complaining of severe
network issues, and you have been hired to fix the issues. On inspection, it has come to
, your notice that these network fluctuations are primarily because of flooding attacks
from broadcast and multicast traffic. Which of the following do you plan on using to fix
this issue? - ANS-Storm control
Which of the following creates and manages a VM (virtual machine) and allocates
hardware resources for the host and any of its guest VMs? - ANS-Hypervisor
Basil Telecommunications have hired you as a network manager for providing a
network system that will include redundant processors, backup generators, and
earthquake-resilient installation. You have decided that the average downtime per year
cannot be more than 5 minutes 15 seconds. Which of the following will you use in this
scenario? - ANS-Five 9s
Cloud computing offers many significant advantages and opportunities for expansion,
but it has its disadvantages as well. Which of the following options is the cheapest and
simplest alternative to a cloud? - ANS-Internet
You have been working with an ISP (Internet service provider) as a network engineer.
You have made multiple WAN (wide area network) connections over a period of time.
Recently, you have received complaints from various clients about network failure,
which is having an effect on their day-to-day business. This network failure is primarily
caused by some bugs in a few of the network devices. In order to protect your clientele,
you have decided to provide an additional information sheet that will specifically state
the amount of time you will take to fix the issue. Which of the following will you use to
calculate the average amount of time required to repair the faulty device? - ANS-MTTR
Which of the following terms refers to the technique of grouping redundant resources
such as servers so they appear as a single device to the rest of the network? - ANS-
Automatic failover
Which of the following protocols can detect and correct link failures in milliseconds? -
ANS-RSTP
Glenn, who is working as a network engineer, has been instructed to automate many
tasks to work together in a complex and lengthy workflow. What is the term for this
process? - ANS-Orchestration
Which of the following network technologies uses a transport layer protocol that runs on
top of TCP to allow fast transmissions over LANs, WANs, and the Internet? - ANS-
iSCSI
As a network administrator of Wheeling Communications, you have to ensure that the
switches used in the organization are secured and there is trusted access to the entire
network. In order to maintain this security standard, you have decided to disable all the
unused physical and virtual ports on your Huawei switches. Which of the following
commands will you use to bring your plan to action? - ANS-shutdown
and Answers
Valentina is employed under the network management team at Iris Global Services,
which is a software management firm. Following a recent hacking attempt at its office,
the network administrator wants her to cross-check whether security precautions have
been enabled on the STP interfaces so that the information transmitted by the BPDUs
can be protected. On inspection, she discovers that the security precautions have not
been configured. Analyze what Valentina should do in order to prevent a rogue switch
or computer connected to one of these ports from hijacking the network's STP paths. -
ANS-Use a BPDU guard to block BPDUs
Scott & Wayne Law Associates is a private law firm in Atlanta specializing in cases
involving violation of environmental laws. The firm currently has approximately 50
employees who all work on various matters and in different departments. You have
been hired as a network administrator and tasked with finding a suitable cloud model for
the firm. The firm is looking for a comparatively low-cost cloud model that can be
accessed only by the employees and senior management but not its clients or third
parties. Which of the following cloud models would you choose? - ANS-A private cloud
For over a decade, Ramanathan has been working as a network engineer in an MNC
that uses FC (Fibre Channel) networking architecture. His primary duty is to ensure that
there are no issues in the network connections between servers and SAN (storage area
network) devices, so that maximum throughput is achieved at all times. Recently, one of
the connections of the FC device to the network malfunctioned, which Ramanathan has
to fix. Analyze which of the following Ramanathan should do in this scenario. - ANS-
Connect the FC devices to the network through HBAs
Which of the following cloud models makes resources available to users through a WAN
connection? - ANS-Private cloud
Which of the following protocols allows a pool of computers or interfaces to share one or
more IP addresses? - ANS-CARP
What is the downtime per day for a system showing 99.9% availability? - ANS-1 minute
and 26 seconds
Which of the following is a distinct network of storage devices that communicate directly
with each other and with other portions of the network? - ANS-A SAN
,Ross is running a small data entry back office, for which he has contracted you for
network management. Ross has made it very clear that because he has just started the
company he wants to cut down on expenses wherever he can. One such option
involves the router-he wants to exchange the router with a similar but less expensive
alternative. Which of the following will you refer to Ross in such a situation? - ANS-A
layer 3 switch
You, as a network administrator, plan on running a trial for a beta version of an
application. The idea is to install the application on a guest machine. You plan on doing
this because you would rather have the untested software cause errors on the guest
machine than on the host. Which of the following will you use in this instance? - ANS-
VirtualBox
Which of the following is a multipath link-state protocol? - ANS-TRILL
Which of the following will help evenly distribute traffic to each device in a cluster so
every device carries a portion of the load? - ANS-A load balancer
Which of the following planes is made up of the physical or virtual devices that receive
and send network messages on their way to their destinations? - ANS-The
infrastructure plane
As a developer, you need frequent access to multiple platforms during the development
process. Rather than purchasing and maintaining a separate device for each platform,
you have decided to avail the cloud service option. You are looking to build and test the
applications within these virtual, online environments, which are tailored to the specific
needs of the project. The cloud service model should have servers that provide only the
resources needed to run an application and also allow customers to run their code
directly in the cloud without having to manage a server environment at all. Which of the
following cloud service models do you think would be appropriate considering your
requirements? - ANS-PaaS
Which cloud characteristic allows a provider to limit or charge by the amount of
bandwidth, processing power, storage space, or client connections available to
customers? - ANS-Measured service
James has been appointed as the service manager in one of the outlets for Grason
Communication, which sells switches and routers. A client approaches James with a
query from a network provider who is requesting for an alternative router that is less
expensive and will work within layer 5 and layer 7 in the OSI (open systems
interconnection) model. Analyze which of the following options James should present to
his client in this scenario. - ANS-Layer 4 switches
Krypton Spares and Parts is an MNC dealing in motorcycle spare parts. The
administration department of the company has constantly been complaining of severe
network issues, and you have been hired to fix the issues. On inspection, it has come to
, your notice that these network fluctuations are primarily because of flooding attacks
from broadcast and multicast traffic. Which of the following do you plan on using to fix
this issue? - ANS-Storm control
Which of the following creates and manages a VM (virtual machine) and allocates
hardware resources for the host and any of its guest VMs? - ANS-Hypervisor
Basil Telecommunications have hired you as a network manager for providing a
network system that will include redundant processors, backup generators, and
earthquake-resilient installation. You have decided that the average downtime per year
cannot be more than 5 minutes 15 seconds. Which of the following will you use in this
scenario? - ANS-Five 9s
Cloud computing offers many significant advantages and opportunities for expansion,
but it has its disadvantages as well. Which of the following options is the cheapest and
simplest alternative to a cloud? - ANS-Internet
You have been working with an ISP (Internet service provider) as a network engineer.
You have made multiple WAN (wide area network) connections over a period of time.
Recently, you have received complaints from various clients about network failure,
which is having an effect on their day-to-day business. This network failure is primarily
caused by some bugs in a few of the network devices. In order to protect your clientele,
you have decided to provide an additional information sheet that will specifically state
the amount of time you will take to fix the issue. Which of the following will you use to
calculate the average amount of time required to repair the faulty device? - ANS-MTTR
Which of the following terms refers to the technique of grouping redundant resources
such as servers so they appear as a single device to the rest of the network? - ANS-
Automatic failover
Which of the following protocols can detect and correct link failures in milliseconds? -
ANS-RSTP
Glenn, who is working as a network engineer, has been instructed to automate many
tasks to work together in a complex and lengthy workflow. What is the term for this
process? - ANS-Orchestration
Which of the following network technologies uses a transport layer protocol that runs on
top of TCP to allow fast transmissions over LANs, WANs, and the Internet? - ANS-
iSCSI
As a network administrator of Wheeling Communications, you have to ensure that the
switches used in the organization are secured and there is trusted access to the entire
network. In order to maintain this security standard, you have decided to disable all the
unused physical and virtual ports on your Huawei switches. Which of the following
commands will you use to bring your plan to action? - ANS-shutdown
