Fundamental Info. Systems: Module 9

__________ is a TCP/IP network that is accessible to only an organization's employees and a restricted set of external entities.

An extranet

__________ is a TCP/IP network that links entities spanning the entire globe.

The Internet

__________ is a TCP/IP network that is accessible to only an organization's employees.

An intranet

The Internet relies on packet-switching technology.

True or False

TRUE

The traditional public telephone network relies on circuit-switching technology.

TRUE

In a circuit-switched network, data will queue-up at intermediate routing nodes if there is insufficient transmission capacity.

True or False

TRUE

A user in a packet-switched network can begin transmitting data even if there is insufficient transmission capacity.

TRUE

Packet switching requires that dedicated transmission capacity be assigned to each connection.

FALSE

A user in a circuit-switched network will not be able to establish a connection if there is insufficient capacity.

True or False

TRUE

In a circuit-switched network, a constant transmission speed can be guaranteed once a connection is made.

TRUE

_______________ provide physical facilities and equipment which enable local homes and businesses to connect to the Internet.

An internet service provider

________________ specifically own and operate high-capacity, long distance networks within the Internet.

A backbone service providers

____________ own and operate the Internet.

Many independent organizations

The abbreviation gov is an example of ___________.

a top level domain

A unique numeric address assigned to a device connected to the Internet is called______________.

an IP address

Google.com is an example of _______________.

a domain name

The purpose of ____________ is to convert IP addresses to a domain names.

the domain name system

The word scholar in scholar.google.com is an example of ______________.

a third-level domain

Browser software runs on a type of computer called ___________

a web client

The key innovation of the Internet was the development of the ___________ protocol.

TCP/IP

The ___________ is an application level protocol that made it possible to retrieve web pages by clicking on hyperlinks.

HTTP

The _____________ protocol works by breaking data into chunks called packets and independently rouiting these packets through the network to their destination.

TCP/IP

Blackboard software runs on a type of computer called _________.

a web server

The key innovation of the world wide web is the development of the ____________ protocol.

HTTP

The world wide web utilizes ______________ architecture.

a client-server

A collection of web pages that share a common domain name is called ___________.

a web site

The purpose of ____________ program is to crawl the web in order to associate keywords with web resources.

a spider

The purpose of ________________ is to help users find web resources based on keywords.

a search engine

The data file used to rank the importance of search engine results is called ________ file.

a keyword index

An address of a web resource that is comprised of a protocol, a domain name and a location is called _________

a URL

Chrome, Safari and Firefox are examples of _________.

browser software

The tag <font> which is used to specify the font type of text in a web page would be found in a(n) ___________ document.

HTML

A web page that has the same content and format every time it is loaded into a browser is called a(n) _________ web page.

static

To create a dynamic web page, a developer would use a(n) _____________.

scripting language

________ is used to define the data elements in a web page.

XML

_________ is used to control the format of a web page

HTML

The tags <CourseNumber>, <CRN>, <CreditHours> would be found in a(n) ___________ document.

XML

_________ refers to the use of many physical devices equipped with sensors that collect data and share it via the Internet.

IoT

_________ is an application that enables users to make phone calls using the Internet.

VoIP

A patient wears a heart monitor equipped with a biosensor to collect heart rate and other parameters which are are transmitted to a physician via the Internet. This is an example of _____________.

IoT

A capability of _______ technology is to convert spoken audio signals to digital signals that can be transmitted over the Internet.

VoIP

The capability to transmit compressed video and audio over the Internet without having to download entire files to a users devices is called ____________.

media streaming

VoIP uses packet-switching technology to transmit voice data.

TRUE

VoIP requires that dedicated transmission capacity be allocated to a call before data can be transmitted.

True or False

FALSE

The central purpose of VoIP is to track the location of physical objects.

FALSE

VoIP can be used with a computer equipped with speakers and a microphone.

True or False

TRUE

The voice quality of VoIP can suffer when the communication network is congested.

TRUE

A department manager shares a document that can be simultaneously edited and commented on by all department members to create an agenda for an upcoming meeting. The manager is likely using ____________.

a wiki

Broad changes in how people used the world wide web is referred to as ______.

web 2.0

A person on a long road trip documents her journey by writing daily online journal entries which are shared with family and friends. This person is likely using _________.

a blog

An E-bay seller created a new web resource that displays internal sales data retrieved from ebay.com on a geographic map using Google Maps software. The new web resource is called ___________.

a mashup

To help organize a large literature base, a researcher uses a tool to assign keywords to different research articles. This tool is a type of application called __________.

tagging

The principle that Internet service providers (ISPs) should treat all content and all users equally is referred to as_________.

net neutrality