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TestOut Network Pro Semester 1 Final Exam Questions and Answers
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TestOut Network Pro Semester 1 FinalExam
You have implemented a network where each device provides shared files with all other
devices on the network.
What type of network do you have? - Answer- Peer-to-peer
You have implemented a network where hosts are assigned specific roles, such as for
file sharing and printing. Other hosts access those resources but do not host services of
their own.
What type of network do you have? - Answer- Client-server
Which of the following geographic network types are typically managed by a city as a
public utility? - Answer- Metropolitan Area Network (MAN)
You have a network that uses a logical ring topology. How do messages travel through
the network? - Answer- Messages travel from one device to the next until they reached
the destination device.
You have a network that uses a logical bus topology. How do messages travel through
the network? - Answer- Messages are broadcast to all devices connected to the
network.
Which of the following topologies connects all devices to a trunk cable? - Answer- Bus
Which of the following topologies connects each device to a neighboring device? -
Answer- Ring
In which of the following topologies does each device on the network act as a repeater,
sending the signal to the next device? - Answer- Ring
Which of the following topologies connects each network device to a central hub? -
Answer- Star
You have implemented an ad-hoc wireless network that doesn't employ a wireless
access point. Every wireless network card can communicate directly with any other
wireless network card on the network.
,What type of physical network topology has been implemented in this type of network? -
Answer- Mesh
You have been asked to implement a network infrastructure that will accommodate
failed connections.
Which of the following network topologies provides redundancy for a failed link? -
Answer- Mesh
You want to implement a fault tolerant topology as you interconnect routers on your
wide area network.
Which of the following would meet your needs? - Answer- Mesh
What device is used to create a physical star topology? - Answer- Switch
You have a small network that uses a hub to connect to multiple devices.
What physical topology is used? - Answer- Star
You have been asked to implement a wired network infrastructure that will
accommodate failed connections. You don't have a large budget, so you decide to
provide redundancy for only a handful of critical devices.
Which of the following network topologies should you implement? - Answer- Partial
Mesh
Which two of the following are included as part of the Data Link Layer? - Answer- -
Identifying physical network device
-Controlling how messages are propagated through the network
In the OSI Model, what is the primary function of the Network Layer? - Answer- Routes
messages between networks
In the OSI Model, which of the following functions are performed at the Presentation
Layer? - Answer- -Specify data format
-Encrypt and compress data
In the OSI Model, which of the following functions are performed at the Application
Layer? - Answer- -Integration of network functionality into the host operating system
-Enabling communication between network clients and services
Which of the following functions are performed at the Physical Layer of the OSI Model?
- Answer- Movement of data across network cables
,The Data Link Later of the OSI Model is comprised of two sublayers.
What are they? - Answer- -LLC
-MAC
Which of the following are functions of the MAC sublayer? (Select two) - Answer- -
Defining a unique hardware address for each device on the network
-Letting devices on the network have access to the LAN
Which OSI Model layer is responsible for guaranteeing reliable message delivery? -
Answer- Transport
Match each layer of the TCP/IP model on the left with the corresponding layer of the
OSI model on the right. Each option on the left can be used more then one. - Answer-
Presentation-Application
Data Link-Network Interface
Application-Application
Session-Application
Network-Internet
Transport-Transport
Match the network function or device on the left with the OSI model layer it is associated
with on the right. - Answer- Application-HTTP
Presentation-ASCII
Session-Session ID Number
Transport-Port Numbers
Network-Router
Data Link-Switch
Physical-Wireless Access Point
At what OSI layer does a router operate to forward network messages? - Answer-
Network
Your company purchase a new bridge, which filters packets based on the MAC address
of the destination computer. On which layer of the OSI Model is this device functioning?
- Answer- Data Link
At which layer of the OSI Model do hubs operate? - Answer- Physical
Which of the following devices operate at OSI Model layer 2? (Select two) - Answer- -
Network Interface Card
-Switch
Which three of the following devices operate at the Data Link Layer of the OSI Model? -
Answer- -Bridges
-Network Interface Cards
, -Switches
Which protocol is used on the World Wide Web to transmit Web pages to Web
browsers? - Answer- HTTP
Your company just acquired another company in the same city. You are given the task
of integrating the two e-mail systems to that messages can be exchanged between the
e-mail servers. However, each network uses an e-mail package from a different vendor.
Which TCP\IP protocol will enable messages to be exchanged between systems? -
Answer- SMTP (Simple Mail Transfer Protocol)
You are an application developer and are writing a program to exchange video files
through a TCP\IP network. You need to select a transport protocol that will guarantee
delivery.
Which TCP\IP protocol would you implement that provides this capability? - Answer-
TCP (Transmission Control Protocol)
Which of the following protocols includes extensive error checking to ensure that a
transmission is sent and received without mistakes? - Answer- TCP (Transmission
Control Protocol)
You have a large TCP\IP network and want to keep hosts' real time clock synchronized.
What protocol should you use? - Answer- NTP (Network Time Protocol)
What protocol sends e-mail to a mail server? - Answer- SMTP (Simple Mail Transfer
Protocol)
Which of the following protocols stores e-mail on the mail server and gives users a
choice to download mail or keep it on the server? - Answer- IMAP4 (Internet Mail
Access Protocol V4)
You are asked to recommend an email retrieval protocol for a company's sales team.
The sales team needs to access email from various locations and possibly different
computers. The sales team does not want to worry about transferring email messages
or files back and forth between these computers.
Which email protocol was designed for this purpose? - Answer- IMAP4 (Internet Mail
Access Protocol V4)
Which of the following TCP\IP protocols do e-mail clients use to download messages
from a remote mail server? - Answer- POP3 (Post Office Protocol 3)
The UDP transport protocol provides which of the following features? (Select all that
apply) - Answer- -Low overhead
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