Web Development Part 2 Flashcards
What does Shared Hosting mean?
You share server space with multiple websites to share a physical web server.
What does Virtual Private Server mean?
It stands for VPS and if is an internet hosting service typically used by larger companies so that they have their own private server.
What is a Dedicated Server?
It is one physical computer that it set aside to manage communications and web requests.
What is Cloud Hosting?
It is a remote/virtual service.
What does DNS mean?
Domain Name System. It translates more readily memorised domain names to the numerical IP addresses needed for locating and identifying computer services and devices with the underlying network protocols.
What is a Router?
It is physical hardware with software that enables computers in a large network to communicate with each other using their unique IP addresses.
What is an IP address?
It is a unique string of numbers separated by full stops that identifies each computer using the Internet Protocol to communicate over a network.
What is a Domain Name?
It is a name registered in the DNS and represents an IP address using human text.
What do web client software do?
They make requests to the web server.
What is a Plug-in/Extension and what does it do?
It is a software component that adds a specific feature to an existing computer program. E.g. Grammarly on chrome.
What is a Web Crawler/Spider?
It is an internet bot that systemically browses the World Wide Web typically for the purpose of Web indexing. They are often used to update web content on search engines like Google.
What is Search Engine Indexing?
It collects, parses and stores data to facilitate fast and accurate information retrieval.
What is Meta Information?
It is data that provides information about other data.
What is Relational DataBase Management Systems (RDBMS) and what are some examples?
They are used to control various databases in computers or server. Examples are Oracle and SQL server.
Why would you use a RDBMS?
To protect your data because it makes your data immune to crashes. It can also handle small and large queries.
