Deck 10: The Internet

Question 1

There are six basic forms of a classful IPv4 address: Class A,B,C,D,E,and F.

Answer 1

False

Question 2

The IP datagram fields Identification,Flags,and Fragment Offset are used to fragment a datagram into smaller parts.

Answer 2

True

Question 3

Current estimates suggest that there are more than 40 million hosts (computer sites that store and deliver Web pages)connected to the Internet.

Answer 3

False

Question 4

To make IPv4 addresses a little easier for human beings to understand,the 32-bit binary addresses are represented by dotted decimal notation.

Question 5

Currently,almost all networks involved in the Internet use IP version 6.

Question 6

The Internet recognizes URLs directly.

Question 7

All Uniform Resource Locators consist of six parts.

Question 8

Every device that has a connection to the Internet is assigned an IP address.

Question 9

A 16-bit address uniquely defines a connection to the Internet.

Question 10

Like its counterpart IP,TCP is a fairly streamlined protocol.

Question 11

When the user wants to send an e-mail message,the e-mail program takes the e-mail message and passes it to the transport layer of the software.

Question 12

IP is the protocol used by most networks and network applications to create an error-free,end-to-end network connection.

Question 13

The Window field of the TCP header cannot be set to zero.

Question 14

Home and small business local area networks often use NAT to conserve IP addresses.

Question 15

The Hypertext Transfer Protocol,or HTTP,is a transport layer protocol.

Question 16

Using a Web browser,you can download and view Web pages on a personal computer.

Question 17

The UDP header contains only four fields-Source Port,Destination Port,Length,and Checksum.

Question 18

IP is a connection-oriented protocol.

Question 19

The Time to Live field indicates how long a particular datagram is allowed to live.

Question 20

Every object on the Internet has a unique English-based address called its Uniform Resource Locator (URL).

Question 21

The Internet is a static entity.

Question 22

The File Transfer Protocol,or FTP,was one of the first services offered on the Internet.

Question 23

The protocol that resides at the ____ layer in the TCP/IP protocol suite is called Internet Protocol (IP).

A) application
B) transport
C) network
D) network access

Question 24

During the late 1960s,a branch of the U.S.government titled the ____ created one of the country's first wide area packet-switched networks.

A) Department of Defense
B) IEEE
C) Advanced Research Projects Agency (ARPA)
D) IETF

Question 25

In 1983,the Department of Defense broke the ARPANET into two similar networks: the original ARPANET and ____.

A) MILNET
B) NSFnet
C) CampusNET
D) DoDNET

Question 26

The National Science Foundation funded the creation of a new high-speed,cross-country network backbone called the ____.

A) MILNET
B) NSFnet
C) CampusNET
D) DoDNET

Question 27

Intranets use essentially the same hardware and software that is used by other network applications.

Question 28

The TCP header ____ field contains a 32-bit value that counts bytes and indicates a packet's data position within the connection.

A) Source Port
B) Padding
C) Sequence Number
D) Window

Question 29

Most HTML tags consist of an opening tag,followed by one or more attributes,and a closing tag.

Question 30

____ are used to select unique documents from anywhere in the world.

A) Uniform Resource Locators (URLs)
B) Domain Name Systems (DNSs)
C) Dynamic Host Configuration Protocol
D) XMLs

Question 31

The ____ is the main telecommunications line through the network,connecting the major router sites across the country.

A) star topology
B) ARPANET
C) mid-level network
D) backbone

Question 32

H.323 was originally designed for TCP/IP networks.

Question 33

____ is a no-frills transport protocol that does not establish connections,does not attempt to keep data packets in sequence,and does not watch for datagrams that have existed for too long.

A) Transport Control Protocol (TCP)
B) User Datagram Protocol (UDP)
C) Internet Control Message Protocol (ICMP)
D) Network Address Translation (NAT)

Question 34

HTML pages are simple,static text documents that browsers read,interpret,and display on the screen.

Question 35

The ____ field of an IP datagram contains the version number of IP being used,just in case a new version becomes available.

A) Service Type
B) Time to Live
C) Protocol
D) Version

Question 36

To transfer Web pages,the Internet uses the ____.

A) Telnet
B) Hypertext Transfer Protocol (HTTP)
C) e-commerce
D) Network Address Translation (NAT)

Question 37

POP3 is not useful if you do not have a permanent connection to a network and must dial in using a temporary Internet connection.

Question 38

IP multicasting suffers from a lack of security.

Question 39

The IPv4 ____ field enables the network to discard a datagram that has been traveling the Internet for too long.

A) Time to Live
B) Service Type
C) Total Length
D) IP Options

Question 40

Types of listserv software include mailserv,majordomo,and almanac.

Question 41

A company can use IP for transmission of data within its own network,but use traditional telephone lines outside the company network.Many people are now beginning to call such systems ____.

A) private VoIP
B) public VoIP
C) remote VoIP
D) distributed VoIP

Question 42

A ____ is a data network connection that makes use of the public telecommunications infrastructure but maintains privacy through the use of a tunneling protocol and security procedures.

A) NAT network
B) TCP network
C) DHCP
D) virtual private network (VPN)

Question 43

____ is actually a set of protocols named packet-based multimedia protocols,and it was designed for a wide range of applications (audio and video).

A) H.121
B) H.232
C) H.256
D) H.323

Question 44

____ lets a router represent an entire local area network to the Internet as a single IP address.

A) ICMP
B) NAT
C) ARP
D) UDP

Question 45

The practice of making telephone calls over the Internet has had a number of different names,including packet voice,voice over packet,voice over the Internet,Internet telephony,and ____.

A) HTML
B) SMTP
C) Voice over IP (VoIP)
D) XHTML

Question 46

____ is a client/server protocol in which e-mail is received and held for you at your Internet server.

A) Hypertext Transfer Protocol (HTTP)
B) File Transfer Protocol (FTP)
C) Domain Name Service (DNS)
D) Internet Message Access Protocol (IMAP)

Question 47

The ____ is an Internet protocol for sending and receiving e-mail and is used to perform the transfer.

A) Address Resolution Protocol (ARP)
B) Simple Mail Transfer Protocol (SMTP)
C) File Transfer Protocol (FTP)
D) Transport Control Protocol (TCP)

Question 48

____ is the computerized version of writing a letter and mailing it at the local post office.

A) FTP
B) e-business
C) e-commerce
D) Electronic mail

Question 49

____ is a protocol that converts telephone numbers to fully qualified domain name addresses.

A) H.323
B) ENUM
C) SIP
D) UDP

Question 50

The ____ is a large,distributed database of Internet addresses and domain names.

A) Uniform Resource Locator (URL)
B) Domain Name System (DNS)
C) Hypertext Transfer Protocol (HTTP)
D) Hypertext Markup Language (HTML)

Question 51

____ is a set of codes inserted into a document that is intended for display on a Web browser.

A) Domain Name Service (DNS)
B) Hypertext Markup Language (HTML)
C) Uniform Resource Locator (URL)
D) Hypertext Transfer Protocol (HTTP)

Question 52

____ is a terminal emulation program for TCP/IP networks,such as the Internet,that allows users to log in to a remote computer.

A) Remote login
B) ARP
C) DNS
D) FTP

Question 53

____ is a set of protocols developed by the Internet Engineering Task Force to support the secure exchange of data packets at the IP layer.

A) IPsec
B) PPTP
C) PPP
D) SLIP

Question 54

____ is the capability of a network server to transmit a data stream to more than one host at a time.

A) IP multicasting
B) TCP unicasting
C) TCP broadcasting
D) ICMP multicasting

Question 55

The Point-to-Point Tunneling Protocol (PPTP)is an extension of the Internet's ____.

A) Internet Protocol (IP)
B) Transport Control Protocol (TCP)
C) Point-to-Point Protocol (PPP)
D) Address Resolution Protocol (ARP)

Question 56

A(n)____ uniquely identifies files,Web pages,images,or any other types of electronic documents that reside on the Internet.

A) File Transfer Protocol (FTP)
B) Internet Protocol (IP)
C) Uniform Resource Locator (URL)
D) Domain Name Service (DNS)

Question 57

The primary functions of ____ are to allow a user to download a file from a remote site to the user's computer and to upload a file from the user's computer to a remote site.

A) Hypertext Transfer Protocol (HTTP)
B) Domain Name Service (DNS)
C) File Transfer Protocol (FTP)
D) Internet Message Access Protocol (IMAP)

Question 58

____ takes an IP address in an IP datagram and translates it into the appropriate medium access control layer address for delivery on a local area network.

A) Transport Control Protocol (TCP)
B) User Datagram Protocol (UDP)
C) Network Address Translation (NAT)
D) Address Resolution Protocol (ARP)

Question 59

An e-mail program creates a(n)____ document and attaches it to the e-mail message.

A) Multipurpose Internet Mail Extensions (MIME)
B) Address Resolution Message (ARM)
C) Transport Control Protocol (TCP)
D) Internet Protocol (IP)

Question 60

The Web server software accepts ____ requests from Web browsers connected to the Internet.

A) ARP
B) DHCP
C) NAT
D) HTTP

Question 61

____ involves the continuous download of a compressed audio or video file,which can then be heard or viewed on the user's workstation.

A) Streaming audio and video
B) Voice over IP
C) File Transfer Protocol (FTP)
D) XML

Question 62

One of the biggest changes to affect the Internet will be the continuing adoption of a new version of the Internet Protocol,version ____.

A) IPv3
B) IPv4
C) IPv5
D) IPv6

Question 63

Given the IPv4 address 162.48.128.0/24,how many addresses are available for the hosts?

A) 64
B) 128
C) 256
D) 512

Question 64

During the late 1960s,ARPA created one of the country's first wide area packet-switched networks,the ____________________.

Question 65

____ is the electronic selling and buying of merchandise using the Web.

A) VoIP
B) E-retailing
C) E-mail
D) IM

Question 66

The ____________________ provides a connectionless data transfer service over heterogeneous networks by passing and routing IP datagrams.

Question 67

If you are given the IPv4 address 1000 0001 1000 1101 0000 1100 1100 1111,what is that address in dotted decimal notation?

A) 129.141.12.207
B) 65.77.12.111
C) 2.4.2.6
D) 65.77.8.110

Question 68

A ____ is data created by a Web server that is stored on the hard drive of a user's workstation.

A) javascript
B) cookie
C) script
D) certificate

Question 69

Given the IPv6 address 6A3E:BA91::877B:FFEF/104,how many bits identify the host ID?

A) 104
B) 24
C) none
D) 128

Question 70

A(n)____________________ is a precise identification of a particular application on a particular device.

Question 71

In the older classful addressing scheme of IP addresses,how many class A addresses existed?

A) 1
B) 10
C) 128
D) 2 million

Question 72

There is a newer,very high-speed network that will cover the United States,interconnecting universities and research centers at transmission rates up to a gigabit per second (1000 Mbps).The new high-speed network is called ____.

A) IPv6
B) FastEthernet
C) Internet2
D) Internet6

Question 73

The primary function of ___________________________________ is to turn an unreliable network into a reliable network that is free from lost and duplicate packets.

Question 74

IP ____________________ is essentially another name for a data packet.

Question 75

____ is the gathering and use of the browsing habits of potential and current customers,which is important data for many companies.

A) Micro-marketing
B) E-retailing
C) VoIP
D) EDI

Question 76

Real-Time Streaming Protocol (RTSP)is a(n)____ layer protocol.

A) physical
B) network
C) transport
D) application

Question 77

____ is a common application layer protocols that servers and the Internet use to deliver streaming audio and video data to a user's browser.

A) Secure Shell (SSH)
B) Transport Control Protocol (TCP)
C) Real-Time Protocol (RTP)
D) Voice over IP (VoIP)

Question 78

________________________________________ is a technique that enables a router to switch data quickly from one path onto another path.

Question 79

The TCP header ____________________ field contains a sliding window value that provides flow control between the two endpoints.

Question 80

The IPv6 address 6A3E:BA99:0:0:0:87BA:0123:FFEF can be abbreviated as:

A) 6A3E:BA99:30:87BA:0123:FFEF
B) 6A3E:BA99:0
C) 0:::87BA:0123:FFEF
D) 6A3E:BA99::87BA:0123:FFEF