Introducing TCP/IP – Ch1 Test Bank | 4th Edition

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Chapter 1: Introducing TCP/IP

Student: ___________________________________________________________________________

1. When two or more RFCs cover the same topic, they usually also share the same title. 
True    False

2. RFC 3300 describes how an RFC is created and what processes it must go through to become an official standard, adopted by the IETF. 
True    False

3. A divide and conquer approach permits concerns related to networking hardware to be completely separated from those related to networking software. 
True    False

 PDUs typically include “envelope information” in the form of specific headers and trailers. 
True    False

 The Session layer is equipped to request retransmission of all erroneous or missing PDUs when reassembly is underway, so that it can guarantee reliable delivery of data from sender to receiver. 
True    False

 The term ____ refers to a single logical network composed of multiple physical networks, which may all be at a single physical location, or spread among multiple physical locations. 
A. internetwork
B. session
C. connection-oriented
D. checksum

 The ____ is the parent organization for all the various Internet boards and task forces. 
A. ICANN
B. Internet Engineering Task Force
C. Internet Architecture Board
D. Internet Society

 The ____ is the group responsible for drafting, testing, proposing, and maintaining official Internet Standards, in the form of RFCs, through the agencies of multiple working groups under its purview. 
A. ICANN
B. Internet Engineering Task Force
C. Internet Architecture Board
D. Internet Society

 The ____ is responsible for the more forward-looking activities of the ISOC, and handles research and development work for topics too far-out or impractical for immediate implementation, but which may (or may not) have a role to play on the Internet some day. 
A. ICANN
B. Internet Engineering Task Force
C. Internet Research Task Force
D. Internet Society

 The ____ is ultimately responsible for managing all Internet domain names, network addresses, and protocol parameters and behaviors. 
A. ICANN
B. Internet Engineering Task Force
C. Internet Research Task Force
D. Internet Society

 The ____ includes the physical transmission medium (cables or wireless media) that any network must use to send and receive the signals that constitute the physical expression of networked communications. 
A. Data Link layer
B. Physical layer
C. Network layer
D. Transport layer

 It is the job of the ____ to enable reliable transmission of data through the Physical layer at the sending end, and to check such reliability upon reception at the receiving end. 
A. Data Link layer
B. Physical layer
C. Network layer
D. Transport layer

 The ____ is where notions of network location are addressed and where the intricacies involved in directing a PDU from sender to receiver are handled. 
A. Data Link layer
B. Application layer
C. Network layer
D. Transport layer

 The ____ is where ongoing communications between a sender and a receiver, somewhat like a telephone conversation, are set up, maintained, and then terminated, or torn down,as needed. 
A. Session layer
B. Physical layer
C. Network layer
D. Presentation layer

 The ____ manages the way data is presented to the network (on its way down the protocol stack), and to a specific machine/application combination (on its way up the protocol stack). 
A. Session layer
B. Physical layer
C. Network layer
D. Presentation layer

 The ____ defines an interface that applications can use to request network services, rather than referring directly to applications themselves. 
A. Application layer
B. Physical layer
C. Session layer
D. Presentation layer

 The TCP/IP Application layer also is known as the ____ layer because this is where the protocol stack interfaces with applications or processes on a host machine. 
A. Session
B. Network
C. Process
D. Transport

 Combining the various sources of outgoing data into a single output data stream is called ____. 
A. segmentation
B. demultiplexing
C. protocol analysis
D. multiplexing

 ____ assign a series of numbers to represent a sizable collection of TCP/IP-based network services, such as file transfer (FTP), terminal emulation (Telnet), and e-mail. 
A. Well-known protocols
B. Daemons
C. Data frames
D. Datagrams

 TCP/IP application processes are sometimes called ____ and are identified by port numbers. 
A. well-known protocols
B. hosts
C. network services
D. display filters

 Many PDUs include a characteristic closing component called a ____ that provides data integrity checks for the data portion of the PDU, known as the payload. 
A. well-known protocol
B. trailer
C. network service
D. host

 ____ is the process of tapping into the network communications system, capturing packets that cross the network, gathering network statistics, and decodingthe packets into readable form. 
A. Segmentation
B. Multiplexing
C. Encapsulation
D. Protocol analysis

 A(n) ____ is a holding area for packets copied off the network. 
A. trace buffer
B. payload
C. packet
D. layer

 ____ are applied to the packets that are captured into the trace buffer. 
A. Ports
B. Runts
C. Filters
D. Decodes

 Many analyzers have configurable ____ that indicate unusual network events or errors. 
A. ports
B. alarms
C. sockets
D. sessions

 Remote Monitoring (RMON) uses the ____ to collect traffic data at a remote switch and send the data to a management device. 
A. Simple Network Management Protocol
B. User Datagram Protocol
C. Virtual Private Network
D. Wide Area Information Service

 The ____________________ layer also coordinates the sending and receiving of signals across the networking medium, and determines what kinds of cables, connectors, and network interfaces must be used to access a specific area on a network. 
________________________________________

 The primary function of the ____________________ layer is to provide a globally unique address to every host on the Internet and paths to and from hosts. 
________________________________________

 ____________________ involves cutting up a big message into a numbered sequence of chunks, called segments, in which each chunk represents the maximum data payload that the network media can carry between sender and receiver. 
________________________________________

 The Session layer includes mechanisms to maintain reliable ongoing conversations, called ____________________. 
________________________________________

 The most important TCP/IP Network Access layer protocol is ____________________. 
________________________________________

 Match each item with a statement below. 

 What is the purpose of the Internet Architecture Board? 

 What is the purpose of the Internet Engineering Task Force (IETF)? 

 The reference model described in ISO Standard 7498 breaks network communication into seven layers. List each layer from top to bottom. 

 Provide brief descriptions of the following protocols: High-level Data Link Control (HDLC) protocol and frame relay. 

 Briefly describe the three primary tasks that the Internet layer handles for TCP/IP. 

 What is the purpose of the following protocols: Internet Protocol, Internet Control Message Protocol, and Address Resolution Protocol. 

 What is the difference between the Open Shortest Path First protocol and the Border Gateway Protocol? 

 Briefly discuss two elements that TCP/IP services depend on to operate. 

 List five basic elements found on most protocol analyzers. 

 Briefly describe three options for analyzing switched networks. 

Chapter 1: Introducing TCP/IP