1.3.6--15

25 July 2022
4.7 (114 reviews)
15 test answers

Unlock all answers in this set

Unlock answers (11)
question
-Identifying physical network devices. -Controlling how messages are propagated through the network.
answer
Which two of the following are included as part of Data Link layer specifications? -Composition of electrical signals as they pass through the transmission medium. -Identifying physical network devices. -Synchronizing individual bits as they are transmitted through the network. -Controlling how messages are propagated through the network.
question
-Routes messages between networks
answer
In the OSI model, what is the primary function of the Network layer? -Allows applications to establish, use, and end a connection -Ensures that packets are delivered with no loss or duplication -Transmits data frames -Routes messages between networks
question
-Specify data format (such as file formats) -Encrypt and compress data
answer
In the OSI model, which of the following functions are performed at the Presentation layer? (Select two.) -Maintain separate client connections -Specify data format (such as file formats) -Handle general network access, flow control, and error recovery -Transmit data frames -Encrypt and compress data -Provide network services
question
-Integration of network functionality into the host operating system -Enabling communication between network clients and services
answer
In the OSI model, which of the following functions are performed at the Application layer? (Select all that apply.) -Integration of network functionality into the host operating system -Conversation identification -Enabling communication between network clients and services -Data translation
question
-Movement of data across network cables
answer
Which of the following functions are performed at the Physical layer of the OSI model? -Conversation identification -Enablement of network services -Movement of data across network cables -Provision of an environment in which to run network applications -Data translation
question
-LLC -MAC
answer
The Data Link Layer of the OSI model is comprised of two sublayers. What are they? (Select two.) -DLC -LAT -LLC -SAN -MAC
question
-Defining a unique hardware address for each device on the network -Letting devices on the network have access to the LAN
answer
Which of the following are functions of the MAC sublayer? (Select two.) -Defining a unique hardware address for each device on the network -Mapping hardware addresses to linklayer addresses -Creating routing tables based on MAC addresses -Letting devices on the network have access to the LAN
question
-Transport
answer
Which OSI model layer is responsible for guaranteeing reliable message delivery? -Application -Data Link -Transport -Session
question
-Application ---------(-Application, -Presentation, -Session) -Transport -----------(-Transport) -Internet -------------(-Network) -Network Interface --(-Data Link) (Hardware) -----------(-Physical)
answer
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 than once. -Network Interface -------Presentation -Application --------------Data Link -Internet ------------------Application -Transport -----------------Session -Network -Transport
question
(Device or Function) ----(OSI Model Layer) -HTTP --------------------Application -ASCII --------------------Presentation -Session ID number -----Session -Port numbers -----------Transport -Router -------------------Network -Switch -------------------Data Link -Wireless access point ---Physical
answer
Match the networking function or device on the left with the OSI model layer it is associated with on the right. -Application ----Session ID number -Presentation ---Wireless access point -Session --------Router -Transport ------Switch -Network -------Port numbers -Data Link ------ASCII -Physical -------HTTP
question
-Network
answer
At what OSI layer does a router operate to forward network messages? -Physical -Data Link -Session -Network -Transport
question
-Physical
answer
At which layer of the OSI model do hubs operate? -Data Link -Layer 3 -Physical -Internet
question
-Network interface card -Switch
answer
Which of the following devices operate at OSI model layer 2? (Select two.) -Hub -Repeater -Router -Network interface card -Switch -Firewall
question
-Switches -Network interface cards (NICs) -Bridges
answer
Which three of the following devices operate at the Data Link layer of the OSI model ? -Switches -Repeaters -Hubs -Network interface cards (NICs) -Routers -Bridges
question
-Data Link
answer
Your company purchases 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? -Transport -Data Link -Presentation -Session