Technology in Action – Chapter 13

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The _______ is responsible for the internet’s domain name system and the allocation of IP addresses.

a) IAB
b) ICANN
c) W3C
d) ISOC

ICANN

The main path of the internet along which data travel the fastest is known as the internet _______.

a) cache
b) protocol
c) backbone
d) highway

backbone

High-speed _______ communication lines use fibre-optics.

a) DSL
b) IP
c) OC
d) cable

OC

Individual Internet users connect to ISPs through a(n) _______

a) User Datagram Protocol (UDP)
b) optical carrier (OC) line
c) point of presence (POP)
d) T line

point of presence (POP)

The main suite of protocols used on the internet is _______.

a) POP
c) SMTP
d) TCP/IP
e) FTP

TCP/IP

_______ uses a dedicated connection between to points with the connection remaining active for the duration of the transmission.

a) Circuit switching
b) A closed circuit
c) Packet switching
d) An open circuit

Curcuit switching

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

a) The address from where the packet originates
b) The data that are transmitted
c) The size (in bytes) of the packet

The size (in bytes) of the packet

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

a) SMTP
b) TCP
c) NetBIOS
d) IP

IP

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

a) static
b) transition
c) assigned
d) dynamic

dynamic

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

a) fixed
b) dynamic
c) stationary
d) static

static

IPV6 was needed when IPV4 _______.

a) became too old
b) was revoked
c) was eliminated
d) no longer had enough unique addresses

no longer had enough unique addresses

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) XML
d) FTP

DNS

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

a) random number
b) sequential access number
c) dotted quad
d) encryption key

dotted quad

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

a) www
b) pearsionhighered
c) http
d) com

com

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

a) Secure Sockets Layer (SSL)
b) Dynamic Host Configuration Protocol (DHCP)
c) Internet Protocol version 4 (IPv4)
d) classless interdomain routing (CIDR)

classless interdomain routing (CIDR)

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

a) DHTML
b) KML
c) XML
d) HTML

KML

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

a) FTP
b) SSL
c) HTTP
d) HTML

HTTP

< b > is an example of an HTML _______.

a) tag
b) indicator
c) key
d) marker

tag

Text such as < b >This should be bolded.</b> is an example of an HTML _______.

a) marker
b) instruction
c) script
d) element

element

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

a) XML
b) JavaScript
c) HTML
d) CGI

XML

_______ 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

CGI

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

a) JavaScript
b) applet
c) CGI scrip
d) app

applet

The _______ defines items on the web page as graphics, tables, and headers as objects

a) JSON
b) MIME
c) DOM
d) SSL

DOM

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

a) User Datagram Protocol (UDP)
b) Post Office Protocol (POP)
c) Multipurpose Internet Mail Extensions (MIME)
d) Simple Mail Transfer Protocol (SMTP)

Multipurpose Internet Mail Extensions (MIME)

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

a) linked keys
b) keytags
c) a key pair
d) code keys

a key pair

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

a) Monster
b) Yahoo Messenger
c) Flickr
d) LinkedIn

Yahoo Messenger

_______ permits two or more people to communicate over the internet in real time.

a) Flickr
b) Snapfish
c) Instant Messaging
d) LinkedIn

Instant messaging

Strong encryption now requires _______ -bit keys.

a) 128
b) 40
c) 512
d) 256

256

The United States government is in charge of the Internet.

True or False?

False

FTP enables files to be downloaded or uploaded between computers .

True or False?

True

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

True or False?

False

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

True or False?

False

IPv6 uses six groups of 16 bit numbers.

True or False?

False

Dynamic IP addressing is accomplished using a DHCP server.

True or False?

True

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

True or False?

False

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

True or False?

True

JavaScript commands are executed on a server computer.

True or False?

False

HTML is a simple programming language.

True or False?

False

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

True or False?

True

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

True or False?

False

Java and JavaScrip refer to the same language.

True or False?

False

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

True or False?

False

LinkedIn is one of the most popular instant messaging services.

True or False?

False

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