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