The ______ Layer Links the Application Layer with the Network Layer Is Responsible For

Name: ______Date: ______

1. / The ______layer links the application layer with the network layer is responsible for end-to-end delivery of messages.
A) / physical
B) / transport
C) / session
D) / presentation
E) / data link
2. / On the destination station, the ______layer is responsible for providing error-free messages to the ______layer.
A) / network, data link
B) / application, transport
C) / data link, network
D) / physical, data link
E) / transport, application
3. / ______is not an important function of the transport layer.
A) / end-to-end delivery of the message
B) / taking messages from the application layer
C) / routing
D) / breaking long messages into smaller packets
E) / interfacing with the network layer
4. / Network ______are important to ensure that hardware and software from different vendors operated by different companies can communicate.
A) / protocols
B) / directories
C) / frequencies
D) / topologies
E) / directions
5. / ______is the dominant network protocol today.
A) / SDLC
B) / SNA
C) / IPX/SPX
D) / TCP/IP
E) / X.25
6. / Transmission Control Protocol/Internet Protocol was developed for ______in 1974.
A) / ARPANET
B) / IBM
C) / Hewlett-Packard
D) / University of Minnesota
E) / Xerox
7. / TCP/IP:
A) / is the least commonly used network protocol for LANs because it cannot be combined with Ethernet
B) / performs packetizing, as well as routing and addressing functions
C) / is not very efficient and is prone to errors
D) / is compatible with only one type of data link protocol, SDLC
E) / refers to Telephone Control Procedures/Inter-exchange Procedures
8. / A typical TCP packet has a ______header of control information.
A) / 32-bit
B) / 64-bit
C) / 160-bit
D) / 192-bit
E) / 32-byte
9. / The source destination port identifier tells the destination station ______.
A) / which computer sent the TCP packet.
B) / which application layer program that the packet should be sent
C) / which application layer process the packet is from.
D) / the IP address of the source computer.
E) / the IP address of the destination computer.
10. / TCP uses ______so that the destination station can reassemble the packets into the correct order.
A) / IP addresses
B) / sequence numbers
C) / port numbers
D) / packet numbers
E) / reassembly value
11. / The older version of IP has a ______header of control information.
A) / 128-bit
B) / 192-bit
C) / 1024-bit
D) / 160-bit
E) / 320-bit
12. / IP:
A) / performs packetizing functions
B) / does not have a header
C) / is currently in use with only one packet form or structure
D) / performs routing functions
E) / performs error control functions
13. / The newer form of IP, version 6 (Ipv6) is:
A) / running out of address space to support the growth of the Internet
B) / has a 20 byte header
C) / has an increased address size from 32 bits to 128 bits
D) / does not include version number in its header
E) / does not include hop limit in its header
14. / IPX/SPX:
A) / refers to Intermodulation Protocol Exchange/Serial Protocol Exchange
B) / is the primary network protocol used by Microsoft NT networks
C) / is based on a routing protocol developed by IBM in the 1990s
D) / is not similar to TCP/IP in function can not be used with Ethernet
E) / performs packetizing, as well as addressing and routing functions
15. / In the IPX/SPX network model, ______is the network layer protocol and performs the same routing and addressing functions as its counterpart IP in the TCP/IP model.
A) / IPX
B) / SPX
C) / SAP
D) / NCP
E) / UDP
16. / X.25:
A) / does not perform routing functions
B) / is a network standard used in wide area networks
C) / is extensively used in North America by domestic (non-international) companies
D) / is relatively new, therefore it is not used by many organizations
E) / has one part that handles addressing and packetizing
17. / Assume that more than one application programs that are using the same communications line on a particular computer. To be able to decide to which application program a message should be delivered on this computer, TCP/IP relies on the:
A) / data link layer address
B) / port address
C) / application layer address
D) / network address
E) / IP address
18. / The transport layer must break messages from the application layer into several _____ that can be sent to the data link layer.
A) / bits
B) / bytes
C) / frames
D) / packets
E) / strings
19. / The negotiation by the transport layer at the sender with the transport layer at the receiver to determine what size packets should be set up is done via establishing a(n) ______between the sender and receiver.
A) / network layer address resolution
B) / one way handshake
C) / SNA message
D) / TCP connection
E) / DNS server request
20. / A virtual circuit is established in the ______routing method.
A) / asynchronous
B) / connection-oriented
C) / frequency division
D) / application net
E) / connectionless
21. / A special packet called a(n) ______packet is sent to the receiver requesting the establishment of a connection
A) / ACK
B) / NAK
C) / SYN
D) / ARQ
E) / FIN
22. / ______routing is a method of routing in which each packet makes its own way through the network.
A) / Frequency division
B) / Connection-oriented
C) / PCMCIA
D) / Connectionless
E) / Application net
23. / In connection-oriented routing, the ______layer sets up a virtual circuit between the sender and the receiver.
A) / transport
B) / network
C) / physical
D) / data link
E) / connection
24. / Which of the following is not a protocol used at the application layer.
A) / HTTP
B) / SMTP
C) / FTP
D) / Telnet
E) / UDP
25. / ______routing is most commonly used when the application data or message can fit into one single packet.
A) / Frame-oriented
B) / Connection-oriented
C) / Connectionless
D) / Physical-oriented
E) / Byte-oriented
26. / UDP is not commonly used for:
A) / network management control messages
B) / RIP messages
C) / DHCP addressing messages
D) / HTTP requests
E) / routing control messages
27. / With QoS routing different ______are defined, each with different priorities.
A) / classes of service
B) / domain names
C) / application layer addresses
D) / data link layer addresses
E) / classes of Internet addresses
28. / An application layer address using TCP/Ipv4 looks like:
A) / 128.192.78.5
B) / www.cba.uga.edu
C) /
D) / 00-0F-00-81-14-00
E) / Building 4, Room 2, User 3
29. / A client computer is assigned a data link layer address is by:
A) / hardware manufacturers
B) / software manufacturers
C) / middleware manufacturers
D) / network managers who configure a file in a computer's network layer software package
E) / ISO
30. / ICANN:
A) / developed the IPX/SPX network layer protocol
B) / assigns data link layer addresses
C) / approves which network layer addresses (usually, approved or assigned in groups or classes) can be used by an organization for its computers that will connect to the Internet
D) / developed X.25 network layer protocol
E) / refers to Interchange Computer Addressing Networks and Nodes
31. / IPv6 will be based upon ______-byte addresses.
A) / 32
B) / 24
C) / 4
D) / 16
E) / 8
32. / IPv4 uses ______bytes per Internet address.
A) / 4
B) / 32
C) / 8
D) / 24
E) / 16
33. / A(n) ______refers to a group of computers that are logically grouped together by IP number.
A) / IPv6 group
B) / subnet
C) / data link group
D) / TCP group
E) / application net
34. / A subnet mask of ______means that all computers with only the same first two bytes in their IPv4 addresses are on the same subnet.
A) / 11111111.0.0.0
B) / 255.255.255.0
C) / 255.0.0.0
D) / 255.255.0.0
E) / 255.255.255.255
35. / Dynamic addressing:
A) / assigns a permanent network layer address to a client computer in a network
B) / makes network management more complicated in dial-up networks
C) / has only one standard, bootp
D) / is always performed for servers only
E) / can solve many updating headaches for network managers who have large, growing, changing networks
36. / ______is the translation of application layer addresses into IP addresses.
A) / Network interface card reversal
B) / IPv6
C) / Server name resolution
D) / Subnet masking
E) / Name service coding
37. / Server name resolution is done using the:
A) / Address Resolution Protocol
B) / Border Gateway Protocol
C) / Internet Control Message Protocol
D) / Routing Information Protocol
E) / Domain Name Service
38. / When TCP/IP translates an application layer address into an IP address, it sends a special ______to the nearest DNS server.
A) / broadcast message
B) / DNS request packet
C) / SNA packet
D) / IPX message
E) / X.25 packet
39. / When TCP/IP translates a network layer address into a data link layer address, it sends a special ______to all computers in the subnet.
A) / physical layer packet
B) / multicast message
C) / X.25 message
D) / broadcast message
E) / application layer packet
40. / ______is a specially formatted request used to perform IP address to data link address resolution.
A) / Address Resolution Protocol
B) / Domain Service Request
C) / HTTP request
D) / Link state request
E) / Autonomous System Request
41. / ______is the process of determining the path that a message will travel from sending computer to receiving computer.
A) / Routing
B) / Addressing
C) / Interfacing
D) / Broadcasting
E) / Packetizing
42. / The ______is used by a computer to determine how messages will travel through the network.
A) / routing table
B) / configuration listing
C) / linking loader
D) / bus header assignment list
E) / file allocation table
43. / In its simplest form, the ______has two columns: the first column lists every computer and device in the network, while the second column lists the computer or device to which that computer should send messages, if they are destined for the computer in the first column.
A) / linking loader
B) / routing table
C) / configuration listing
D) / bus header assignment list
E) / file allocation table
44. / The three fundamental approaches to routing are:
A) / circuitous, flat, and direct routing
B) / connectionless, static, and connection-oriented
C) / subordinate, master, and insubordinate routing
D) / host, client, and client-server routing
E) / centralized, static routing, and dynamic routing
45. / An advantage of centralized routing is:
A) / routing does reflect changing network conditions, such as computers that are overloaded by many messages
B) / if anything happens to the computer developing the routing table, the routing tables cannot be changed until that computer is fixed, or until a new computer is selected to perform the function
C) / routing decisions are simple
D) / the routing tables are stored at all computers in the network
E) / it requires more processing by each computer or router in the network than dynamic routing
46. / With ______routing, computers or routers count the number of hops along a route and periodically exchange information on the hop count with their neighbors.
A) / circuitous
B) / decentralized
C) / distance vector
D) / indirect
E) / link state
47. / ______refers to the type of routing in which the routing table is developed by the network manager and modifications are made only when computers are added to or removed from the network.
A) / Adaptive routing
B) / Dynamic routing
C) / Static routing
D) / Distance vector routing
E) / Link state routing
48. / ______is a type of dynamic routing.
A) / Static routing
B) / Circuitous routing
C) / Centralized routing
D) / Link state
E) / X.25 routing
49. / One drawback to dynamic routing is:
A) / Routing usually does not reflect changing network conditions, such as computers that are overloaded by many messages
B) / It cannot be used with non-government networks
C) / The transmission of status information “wastes” network capacity that could be used to send user messages
D) / It is the job of the network manager, not the computers or devices themselves, to maintain the routing table.
E) / It requires less processing by each computer than static routing.
50. / The ping command uses the most basic interior routing protocol on the Internet, which is the:
A) / Border Gateway Protocol
B) / Internet Control Message Protocol
C) / Routing Information Protocol
D) / Enhanced Interior Gateway Routing Protocol
E) / Open Shortest Path First
51. / A type of message that is used when sending a message from one computer to another computer is called a:
A) / unicast message
B) / multicast message
C) / broadcast message
D) / guided message
E) / radiated message
52. / A special type of message that is used when sending the same message to a specific group of computers is called a:
A) / unicast message
B) / multicast message
C) / broadcast message
D) / guided message
E) / radiated message
53. / A special type of message that is used when sending the same message to all computers on a specific LAN or subnet is called a:
A) / unicast message
B) / multicast message
C) / broadcast message
D) / guided message
E) / radiated message
54. / IGMP refers to:
A) / Internet Giga Memory Parameters
B) / Interchange Group Management Parameters
C) / Internet Guided Meta Protocol
D) / Internet Group Management Protocol
E) / Interchange Guided Meta Protocol
55. / Which of the following is not given to a client computer that is installed on a TCP/IP network so that it has the appropriate routing/addressing information?
A) / application layer address
B) / subnet mask
C) / its own IP address
D) / IP address of its DNS server
E) / IP address of a gateway, router, or a switch outside of its subnet

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