Lesson 4 Vocab

2. The three-level domain name hierarchy (root-level, top-level and second-level domains) that forms the Domain Name System (DNS).
3. A peer-based development process describing organizations and products that provide free source code to the development community at large with the goal of developing better products; includes Apache Web server and Linux.
7. To offer services at a company's own facility instead of outsourcing the services to a third-party service provider.
9. A server or series of servers that allows you to easily create, store and track all documents and information produced by an organization.
10. A small Java application that runs on a server.
11. A Linux/UNIX program that is usually initiated at startup and runs in the background until required.
12. An acronym for Linux, Apache, MySQL, and PHP. The four technologies create an open-source Web development platform used by the largest social networking sites and cloud service providers.

1. A program that provides visual navigation with menus and screen icons, and performs automated functions when users click command buttons.
4. The artificial computer that runs Java programs and allows the same code to run on different platforms.
5. A mechanism that stores print requests until they are passed to a printing device.
6. A variable value, such as a numeric code, that uses an algorithm to encrypt and decrypt data. Some applications encrypt and decrypt with the same key, whereas other applications use a pair of keys.
8. A language used to create and maintain professional, high-performance corporate databases.