CIS ch. 3-4 Flashcards

World Wide Web
Terms Definitions
Advanced Research Projects Agency Network - invented internet, 1969. Crashed after 3rd letter. Vinton Cerf/Robert Kahn - fathers of internet and responsible for communications protocol.
Web browser
Software enables user to display and interact with text and other media on the web.
computer that asks for data
computer that receives the request and returns data to the client
Primary method of electronic communication worldwide
Types of Email accounts
Email Client - accessible only from computer on which email client software installed Web-based email client - accessible from and device that can gain access from internet
Instant Messaging
- Real time, text-based conversations with others online. - Chat with more than one person - Many IM services offer audio chat - Webcam allows video chats
- Allows users to change content - Content can be updated continually
Web Browser
allows you to locate, view, and navigate web
Parts of URL protocol domain path or subdirectory
Function of search engines
1) SPIDER: constantly collects data on the web 2) Indexer program, organizes the data into a large database 3) Search engine software searches indexed data pulling out relevant information
Search Strategies
- Boolean operators (AND, NOT, OR) - Advance search page
Evaluating Web Sites
Before using an internet resource, consider: - Authority - Bias - Relevance - Audience - Links
Nuts and Bolts of Software
Software: set of instructions that tells the computer what to do Application: software used to do task at home, school or work
Web Based Applications
- Software as a service (SaaS) - Application is hosted online - Made available over the internet - MicroSoft web apps have fewer tabs
Productivity Software for Home and Office
- Word Processing - Spreadsheet - Presentation - Database -
Systematic guide that walks you through the steps necessary to complete a complicated task
Pre-designed form
small program that groups a series of commands so they will run as a single command
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