Answer to Question 1
Ans: D
The search string heart disease AND Chicago, Illinois would return all information indexed on that search engine pertaining to heart disease as indexed in Chicago, Illinois. The Boolean word AND instructs the search engine to return only resources that have both terms in the documents, resulting in more effective searching. Searching heart disease alone would return volumes of information on heart disease everywhere. Although less information would be returned, simply adding the state or county would still provide a high number of websites.
Answer to Question 2
Ans: A
The internet site Search Engine Watch monitors the development of search engines, organizes information using technical descriptions of search engine programming, and provides a list and descriptions of current search engines. General search engines also create their own directories and often allow open browsing in their subject-headed directories. One directory available on the internet is the Librarians Internet Index. Librarians regularly update and maintain this directory of websites.
Peptic Ulcer Disease
Right Sided Heart Failure
How would you rate your overall health?” The percent of adults answering “excellent” or ...
Relationship of the electrocardiogram to electrical conduction in the heart.
Conduction system of the heart.
The WISER entry for hydrogen cyanide (bottom). Useful information includes detailed health ...