Deck 13: Behind the Scenes: How the Internet Works

Question 1

High-speed ________ communication lines use fiber-optics.

A) IP
B) OC
C) DSL
D) cable

Answer 1

B

Question 2

IPV6 was needed when IPV4 ________.

A) became too old
B) was eliminated
C) no longer had enough unique addresses
D) was revoked

Answer 2

C

Question 3

The main suite of protocols used on the Internet is ________.

A) FTP
B) TCP/IP
C) SMTP
D) POP

Answer 3

B

Question 4

Individual Internet users connect to ISPs through a(n) ________.

A) User Datagram Protocol (UDP)
B) T line
C) optical carrier (OC) line
D) point of presence (POP)

Question 5

By adding a network prefix to an IP address, supernetting or ________ lets a single IP address represent multiple unique IP addresses.

A) Internet Protocol version 4 (IPv4)
B) Dynamic Host Configuration Protocol (DHCP)
C) classless interdomain routing (CIDR)
D) Secure Sockets Layer (SSL)

Question 6

Which of the following was created for the transfer of hypertext documents across the Internet?

A) SSL
B) HTTP
C) FTP
D) HTML

Question 7

is an example of an HTML ________.

A) marker
B) tag
C) indicator
D) key

Question 8

An IP address in the form 197.169.100.1 is called a(n) ________.

A) sequential access number
B) dotted quad
C) encryption key
D) random number

Question 9

The ________ is responsible for the Internet's domain name system and the allocation of IP addresses.

A) ISOC
B) ICANN
C) W3C
D) IAB

Question 10

Text such as This should be bolded. is an example of an HTML ________.

A) element
B) script
C) instruction
D) marker

Question 11

In http://www.pearsonhighered.com, which of the following is the top-level domain?

A) http
B) www
C) pearsonhighered
D) com

Question 12

A(n) ________ address is a temporary IP address that is assigned from an available pool of IP addresses.

A) dynamic
B) static
C) assigned
D) transition

Question 13

Which of the following is NOT a language used in developing websites?

A) XML
B) KML
C) DHTML
D) HTML

Question 14

Which of the following information is NOT contained in a packet?

A) The size (in bytes) of the packet
B) The address to which the packet is sent
C) The address from where the packet originates
D) The data that are transmitted

Question 15

An IP address that does not change and is usually assigned manually by a network administrator is called a ________ address.

A) dynamic
B) static
C) fixed
D) stationary

Question 16

The main path of the Internet along which data travel the fastest is known as the Internet ________.

A) protocol
B) highway
C) backbone
D) cache

Question 17

A(n) ________ address is a unique number that identifies a computer, server, or device connected to the Internet.

A) TCP
B) IP
C) SMTP
D) NetBIOS

Question 18

When checking to see whether a particular name is registered on the Internet, your computer accesses a database that is kept on a(n) ________ server.

A) DNS
B) URL
C) FTP
D) XML

Question 19

________ defines the content in terms of the data that is being described rather than how it is to be displayed.

A) CGI
B) JavaScript
C) XML
D) HTML

Question 20

________ uses a dedicated connection between two points with the connection remaining active for the duration of the transmission.

A) Packet switching
B) An open circuit
C) Circuit switching
D) A closed circuit

Question 21

In the acronym HTTPS, the S stands for ________.

Question 22

The ________ defines items on a web page such as graphics, tables, and headers as objects.

A) SSL
B) MIME
C) JSON
D) DOM

Question 23

________ provides a procedure by which a browser can request that a program file be run rather than just being delivered to the browser.

A) OC
B) ACK
C) UDP
D) CGI

Question 24

Strong encryption now requires ________-bit keys.

A) 40
B) 128
C) 256
D) 512

Question 25

When using ________ addressing, a computer is assigned a temporary address from available IP addresses.

Question 26

The IPv4 protocol is beginning to be replaced by the ________ protocol.

Question 27

Which of the following is an example of an instant messenger service?

A) LinkedIn
B) Monster
C) Yahoo Messenger
D) Flickr

Question 28

________ is the communications methodology where data are broken into smaller chunks to be sent over various routes at the same time.

Question 29

The ________ IP addressing scheme uses 128-bit addressing.

Question 30

________ servers are computers that enable users to buy goods and services over the web.

Question 31

.com and .edu are examples of a(n) ________.

Question 32

A(n) ________ is a small program that resides on a server and is designed to be downloaded and run on a client computer.

A) CGI script
B) app
C) applet
D) JavaScript

Question 33

________ permits two or more people to communicate over the Internet in real time.

A) LinkedIn
B) Snapfish
C) Flickr
D) Instant messaging

Question 34

In public-key encryption, the two keys-one for coding and one for decoding-are known as ________.

A) code keys
B) linked keys
C) keytags
D) a key pair

Question 35

________ is a method of communication in which a dedicated connection is formed between two points and the connection remains active during the transmission.

Question 36

Which protocol is used when sending files as attachments by e-mail?

A) Multipurpose Internet Mail Extensions (MIME)
B) Post Office Protocol (POP)
C) Simple Mail Transfer Protocol (SMTP)
D) User Datagram Protocol (UDP)

Question 37

SMTP stands for ________.

Question 38

________ is a consortium of organizations that develops web protocols and sets standards.

Question 39

A typical ________ is made up of one or more network switches to which ISPs connect.

Question 40

197.169.73.63 is an example of a(n) ________.

Question 41

is an example of an HTML ________.

Question 42

In ________- key encryption, two keys, known as a key pair, are created, where one key is used for coding and the other key for decoding.

Question 43

When using ________-key encryption, only the message sender and recipient have the code.

Question 44

CGI scripts are known as ________ programs because these programs run on a web server.

Question 45

________ combines HTML, cascading style sheets, and JavaScript.

Question 46

A(n) ________ program is a computer program that runs on the client computer and requires no interaction with a web server.

Question 47

In http://example.gov, what is the second-level domain?

Question 48

A(n) ________ links a URL to an IP address when a web page is requested.

Question 49

File Transfer Protocol (FTP) is used to transmit e-mail messages across the Internet.

Question 50

FTP enables files to be downloaded or uploaded between computers.

Question 51

________ is the process of encoding e-mail so that only the person with a corresponding key can decode and read the message.

Question 52

MIME stands for ________.

Question 53

DHTML stands for ________.

Question 54

When using packet switching, packets are always sent over the same route.

Question 55

When a(n) ________ address is assigned to a computer, its IP address will not change.

Question 56

A(n) ________ is a small program that resides on a server, is downloaded to the client, and runs when needed without additional data transfers between the client and server.

Question 57

IPv6 uses six groups of 16-bit numbers.

Question 58

Transport Layer Security (TLS) and ________ are two protocols that provide data integrity and security for Internet transmission.

Question 59

________ is the most commonly used scripting language for creating DHTML effects.

Question 60

The United States government is in charge of the Internet.

Question 61

XML technologies allow web pages to change after they have been loaded.

Question 62

Most instant messaging services provide a high level of encryption for their messages.

Question 63

LinkedIn is one the most popular instant messaging services.

Question 64

Client-side programs run on a web server rather than on your computer.

Question 65

An applet is a small application that resides on a server but is downloaded to, and run on, the client computer.

Question 66

HTML is a simple programming language.

Question 67

The tag informs a browser that the text that follows the tag should be italicized.

Question 68

JavaScript commands are executed on a server computer.

Question 69

Dynamic IP addressing is accomplished using a DHCP server.

Question 70

Java and JavaScript refer to the same language.