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29 Cards in this Set
- Front
- Back
Name a protocol that operates on the TCP/IP transport layer.
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TCP or UDP
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Name a protocol that operates on the TCP/IP data link layer.
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Ethernet, PPP , HDLC or T1
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The process of HTTP asking TCP to send some data and making sure that is received correctly is an example of _____ interaction.
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Adjacent-layer interaction
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The process of TCP on one computer marking a TCP segment as segment 1, and the receiving computer then acknowledging the receipt of TCP segment 1 is an example of ______ interaction.
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Same-layer interaction
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The process of a web server adding a TCP header to the contents of a web page, followed by adding an IP header and then adding a data link header and trailer is an example of _____
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Data encapsulation
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Which of the following terms is used specifically to identify the entity created when encapsulating data inside data link layer headers and trailers
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Frame
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Which OSI layer defines the functions of logical network-wide addressing and routing?
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Layer 3 - Network
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Which OSI layer defines the standards for cabling and connectors?
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Layer 1 - Physical
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What does TCP/IP stand for?
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Transmission Control Protocol/Internet Protocol
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Name the seven layers of the OSI Model.
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Physical, Data Link, Network, Transport, Session, Presentation, Application
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Name a protocol that operates on the Application layer.
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HTTP, POP3, SMTP, Telnet, FTP, VoIP, SNMP
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What layer 3 protocol is responsible for error recovery when packets are lost in transmission?
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TCP
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Name the process through which two computers set and interpret the information in the header used by the same layer on each computer.
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Same-layer interaction
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Name the process through which a higher-layer protocol uses services of a layer beneath it.
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Adjacent-layer interaction
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What term refers to -any- device that has an IP address and connects to a TCP/IP network?
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IP host
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This layer provides an interface between the communications software and any applications that need to communicate outside the computer on which the application resides.
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Application Layer (7)
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This layer's main purpose is to define and negotiate data formats and encryption.
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Presentation Layer (6)
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This layer defines how to start, control, and end conversations.
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Session Layer (5)
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This layer is responsible for data delivery to another computer, using error recovery and flow control protocols.
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Transport Layer (4)
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This layer defines logical addressing, routing, and path determination.
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Network Layer (3)
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This layer defines the rules that determine when a device can send data over a particular medium, as well as the format of a header and trailer that allows devices to send and receive.
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Data Link Layer (2)
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This layer deals with physical characteristics of transmission, such as cables and electronics.
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Physical Layer (1)
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"All People Seem To Need Data Processing" is a mnemonic device for what?
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The 7 layers of the OSI Model
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What term is the generic name for a unit of data on a network in the OSI Model?
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Protocol Data Unit (PDU)
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How does the OSI Model abbreviate a Protocol Data Unit from Layer 3?
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L3PDU
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The process of adjacent-layer interaction as a receiving computer removes the headers and trailers of data and passes it onto a higher layer is known as what?
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Data deencapsulation
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Data with a data link layer header and trailer is known as a...
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Frame
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Data with a network layer IP header is known as a...
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Packet
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Data with a transport layer TCP header is known as a...
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Segment
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