What are Boolean operators, and how do they help me search the Web more effectively?
Sometimes, search engines return lists with thousands or millions of hits. Boolean operators are words (AND, NOT, and OR) you can use to refine your searches, making them more effective. 10. How do I evaluate a Web site? Not all Web sites are equal, and some are better sources for research than others. To evaluate whether it is appropriate to use a Web site as a resource critique, determine whether the author of the site is reputable and whether the site is intended for your particular needs. In addition, make sure the site content is not biased, the information in the site is current, and that all the links on the site are available and appropriate. 11. How does data travel on the Internet? A computer connected to the Internet acts as either a client, a computer that asks for information, or a server, a computer that receives the request and returns the information to the client. Data travels between clients and servers along a system of communication lines, or pathways. The largest a
