MIS 140 Ch. 5
54. The _____ address range is reserved for a computer to communicate with itself and is called the loopback. a. 121 b. 127 c. 239 d. 254 e. 111
B
A TCP connection is established in the ___________ routing method. a. asynchronous b. connection-oriented c. frequency division d. application net e. connectionless
B
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
B
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
B
An application layer address using TCP/IPv4 looks like: a. 128.192.78.5 b. www.cba.uga.edu c. [email protected] d. 00-0F-00-81-14-00 e. Building 4, Room 2, User 3
B
Assume that more than one application program is 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
B
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
B
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
B
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
B
The ____________ layer links the application layer with the network layer is responsible for end-to-end delivery of messages. a. physical b. transport c. sessionas d. presentation e. data links
B
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
B
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
B
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
B
49. Which of the following is not a component of a router? a. CPU b. Interface c. Memory d. Keyboard e. Port
D
50. A majority of routers use the following operating system: a. Windows 95 b. Red Hat Linux c. Windows Server 2008 d. Cisco Internetwork Operating System e. Linksys OSI System
D
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
D
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
D
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
D
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
D
IPv6 is based upon _________ -byte addresses. a. 32 b. 24 c. 4 d. 16 e. 8
D
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
D
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
D
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
D
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
D
_______ is the dominant network protocol today. a. SDLC b. SNA c. IPX/SPX d. TCP/IP e. X.25
D
_____________ 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
D
_______________ is a type of dynamic routing. a. Static routing b. Circuitous routing c. Centralized routing d. Link state e. X.25 routing
D
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
E
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
E
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
E
Which of the following is not a protocol used at the application layer. a. HTTP b. SMTP c. FTP d. Telnet e. UDP
E
A multicast message can be used to send a message to a maximum of two other computers
False
A routing protocol used inside an autonomous system is called an exterior routing protocol.
False
Connectionless routing sets up a TCP connection, or virtual circuit between a sender and receiver.
False
Connections on a router, to the Internet and other routers for example, are called applications.
False
IP is responsible for error-free delivery of packets on a TCP/IP network.
False
IPv4 addresses offer unlimited opportunity for expansion and growth on the Internet.
False
TCP is the network layer protocol used on the Internet today.
False
TCP/IP is a data link protocol that is used on the Internet.
False
TCP/IP operates only as connection-oriented.
False
The latest version of IP is IPv7, which increases the address space from 128 bits to 256 bits
False
The network layer address for IP is ten bytes long when using IPv4.
False
The network layer is responsible for end-to-end delivery of the message.
False
The network layer sits directly between the application layer and the data link layer in the Internet five-layer network model.
False
The source port identifier in the TCP header tells the TCP software on the destination computer, which application on the destination it should pass the packet to.
False
The standard port number for Telnet is 53.
False
The transport layer routes messages thought the network selecting the best path from the source to the destination station.
False
There are four fundamental approaches to routing: centralized, static routing, dynamic routing, and monitor routing.
False
When using dynamic routing, routing decisions are always made by a central host or server.
False
A hop in a routing calculation is defined as one link or circuit
True
An Address Resolution Protocol message is broadcast to all computers in a subnet to find the data link layer address.
True
An autonomous system is a network operated by one organization.
True
An example of an application layer address is www.indiana.edu
True
Because there is a limit on the length of a frame that the data link layer can transmit from node to node, the transport layer breaks up the message from the application layer into several smaller packets.
True
Domain Name Servers provide the equivalent of directory assistance for application layer addresses.
True
Enhanced Interior Gateway Routing Protocol is a dynamic link state interior routing protocol developed by Cisco.
True
Part of the function of address resolution is translating the application layer address of the destination into a network layer address.
True
Quality of Service routing is a special type of connection-oriented routing in which different connections are assigned different priorities.
True
Routing is the process of determining the path or route through the network that a particular message will follow from the sender to the recipient.
True
Source port address is the logical address generated by the application layer on the source computer to identify the application, which is sending the data.
True
Subnet masks tell computers what part of an IP address is to be used to determine whether a destination is in the same subnet or in a different subnet.
True
TCP includes a sequence number so that the packets can be reassembled at the destination in the correct order.
True
The TCP portion of TCP/IP performs linking to the application layer.
True
The data link layer address is generally encoded in a network card by the card's manufacturer.
True
The most common standard for dynamic addressing for TCP/IP networks is Dynamic Host Control Protocol.
True
The transport layer process running on the destination computer, reassembles the fragmented application message before passing it up to the application layer
True
To help determine to which application a transmission should be delivered on a particular computer, TCP uses the application layer port addresses to distinguish among many open applications on a computer
True
Translating an application layer address to a network layer address and finally to a data link layer address is called address resolution.
True
51. The ______ defines what type of packets should be routed and what types of packets should be discarded. a. ACL b. AFL c. TCP d. IOS e. OSI
A
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
A
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
A
IPv4 provides ___________ IP addresses. a. a. 4.3 billion b. b. 144 million c. c. 64 billion d. d. 3.14 billion e. e. 1 million
A
IPv4 uses ________ bytes per Internet address. a. 4 b. 32 c. 8 d. 24 e. 16
A
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
A
Transmission Control Protocol/Internet Protocol was developed for ________ in 1974. a. ARPANET b. IBM c. Hewlett-Packard d. University of Minnesota e. Xerox
A
Which of the following is not given to a client computer when it is first 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
A
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
A
_________ 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
A
___________ 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
A
52. _________created a service that allows organizations to transfer IPv4 addresses they don't need to another organization. a. TCP/IP b. ARPANET c. ARIN d. AIS e. OSPF
C
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
C
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
C
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
C
IP addresses from 224 to 239 belong to Class D and are reserved for a. the government b. ISPs c. multicasting d. broadcasting e. private networks
C
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.
C
The newer form of IP, version 6 (Ipv6): a. Is 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
C
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.
C
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
C
__________ 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
C
___________ 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
C
____________ 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
C
______________ 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
C
