Internets And Intranets Flashcards
What is the internet?
A group of interconnected networks that does not contain information but provides transport links for information to pass between computers.
What is the World Wide Web?
An application that runs on the internet and contains webpages written using Hypertext Markup Language.
What does URL stand for?
Uniform Resource Locator
What does HTTP stand for?
Hypertext Transfer Protocol
What is ‘www.’?
The name of the host server
What is ‘.com’?
The domain name
What is ‘.uk’?
The country code
How do we access the World Wide Web?
Via browsers
What is an intranet?
A private network used within an organisation that is inaccessible to the public.
It can be used to share resources and communicate via email.
How are intranets protected against access from unauthorised users?
Using firewalls
What does ISP stand for?
Internet Service Provider
List four services that an ISP offers.
- Variety of bandwidth options
- Email service
- Security package
- Online and phone support
List three requirements to use the internet.
- Internet browser software
- A telecommunications link (e.g. ADSL)
- A modem
Define the term bandwidth.
The rate of data transmission, measured in binary digits per second (bit/s)
The higher the bandwidth…
the quicker data flows along the line
