Introduction Flashcards
Explain extranet
A private network that shares selected parts of an organizations information with external partners such as suppliers or customers
Explain intranet
Private network contained within an organization
What is the World Wide Web?
Gives access to the internet through http protocol, HTML, Internet connectivity, easy-to-use operating systems and a graphical browser
What is the internet?
Interconnected network of computers. (The first four were at UCLA, Stanford, UC Santa Barbara, and UofU)
What is a client?
The computer work stations used by individuals, such as a personal computer on a desk
What is a server?
Receives requests for files from clients
Explain the hardware in a network
Networking devices such as hubs and switches provide network connections for computers and routers direction information from one network to another.
What does the media in a network do?
Connects the clients, servers and peripherals and may consist of copper cables, fiber optic cables or wireless technologies
What does MIME stand for?
Multipurpose internet mail extension
What are the 7 media types for MIME?
Audio, video, image, application, message, multipart, and text
List internet protocols
FTP file transfer protocol SMTP simple mail transfer protocol HTTP hypertext transfer protocol TCP Transmission Control Protocol And IP internet protocol
Each device connected to the internet has a unique numeric________
Address (called an IP address)
DNS stands for
Domain name system and it was created so you don’t have to remember long IP addresses
Give an example of a sub domain
Gmail.google.com
What is a TLD?
Top level domain (.com .org etc)
What happens when you type in a new URL?
The DNS is accessed.
The corresponding IP address is obtained and returned to the web browser.
The browser sends an HTTP request to the destination computer at the corresponding IP address.
Server receives the request, locates the files and replies.
The web browser renders and displays the web page and files.
Where does blog come from?
Web log
What is microblogging?
Frequently communicating with a brief message (140 characters or less) such as tweeting
What are examples of cloud commuting?
Google drive, Microsoft 365, blogs, wikis, and social networking sites are all accessed via the internet (“the cloud”)
What is RSS?
Really simple syndication…used to creat newsfeed a from blogs and other websites, they contain a summary of news items posted to the site. A newsreader is needed to access the information.
What is Web 2.0?
The next step in transition from isolated static web pages to a platform with rich interfaces
