Efficiently organizing digital information on the virtually unlimited shelf space of one's hard drive or a server on the Internet so that messages, documents, videos, or other digital information may be easily located and retrieved becomes an important task. Discuss the organization of digital information.

What will be an ideal response?

There are two popular approaches to organizing digital information: hierarchical and nonhierarchical. A hierarchical organization arranges and classifies each item in a relationship to the others as being above, below, or at the same level, such as in an outline, or as files within folders stored on your hard drive. A nonhierarchical organization allows information to be categorized in an unlimited number of ways by using tags, or labels, to describe items. Unrelated items become related to each other when they are described with the same tags. Locating information with nonhierarchical organization involves searching for a tag and examining all of the information associated with that tag. Dmoz is a hierarchical directory of Web content, and Delicious provides nonhierarchical access to Web content.

Users of Dmoz, a systematic, open directory of Web content, who are interested in articles about Entertainment must click the Arts topic and then find Entertainment as a subtopic of the Arts topic. Users would continue following links to lower levels of the hierarchy until they reach individual articles. The top-level home page lists the three most popular subtopics of Arts. The Top link at any level returns the user to the top-level home page.

Users of Delicious, a nonhierarchical directory of Web content, see a tag cloud view of popular topics on the Delicious Explore Everyone's Tags page. A tag cloud, or tagroll, is a visualization in which more popular or more frequently used tags are displayed in a larger font size. Many tag-based Web sites display their most popular tags using a tag cloud, in which each tag is a hyperlink to a Web page that has been associated with that tag.

Clicking the "photography" tag displays a list of bookmarks, or tagged Web pages, about photography. Entering a keyword in the search box will result in a list of links to pages that have been tagged with your keyword.

Computer Science & Information Technology

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Match the following terms to their meanings:

I. OneDrive II. Desktop App III. Office 365 IV. SharePoint V. Office Store A. A version of Microsoft Office to which you subscribe for an annual fee B. A public marketplace for Office apps that Microsoft hosts and regulates C. Microsoft's free cloud storage for anyone with a free Microsoft account D. Collaboration software where people within an organization can manage documents and publish reports for others to see E. A computer program that installed on your PC and requires a computer operating system

Computer Science & Information Technology

Explain the difference between theNumberandMathclasses.

What will be an ideal response?

Computer Science & Information Technology