16. Which of the following does your textbook recommendas ways to help narrowa Google search to make it more effective? a. Develop a strategy to search for specific terms you want to find. b. Type specific questions into the search box. c. Explore specialized Google resources such as news, books, and scholar. d. all of the above e. a and conly 17. The search engine that makes it easy to find high-quality Web resources by combining Internet technology with traditional library methods of cataloguing and assessing data is known as a(n) a. abstract index. b. virtual library. c. periodical database. d. digital reference. e. electronic catalogue. 18. A__________ is a search engine that combines Internet technology with traditional library methods of cataloguing and assessing data. a. cybercatalogue b. metasearch engine c. virtual library d. reference locator e. Web crawler 19. As your textbook explains, virtual libraries are valuable for speech research because they a. focus attention on factual material such as statistics. b. contain higher quality information than do regular search engines. c. allow a researcher to locate more sources than do regular search engines. d. all of the above. e. b and c only. 20. As explained in your textbook, a virtual library is a. essentially the same as a bibliography. b. a search engine that screens resources for quality and reliability. c. another name for the Internet, with its vastquantity of resources. d. a term for all the books that have been scanned by Google. e. a collection of resources available for e-readers such as Kindle or Nook. Â