The purpose of this quiz is to provide the student with a large number of supplemental exercises for Chapter 5. This quiz can be used to perform a self-evaluation. This quiz consists of twenty five multiple choice questions. Each multiple choice question has four possible answers.
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1 | |
When evaluating a search engine, which of the following considerations is least important? |
| | A) | User-friendly interface. |
| | B) | Returns the most hits for a search. |
| | C) | Easy-to-understand, comprehensive documentation. |
| | D) | Good performance assigning relevancy scores. |
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2 | |
If your query to a search engine returns too few hits, which
of the following is not a suggested way to generalize your
search? |
| | A) | If you used a pattern matching query, eliminate one or more
of the more specific keywords. |
| | B) | Use a metasearch engine. |
| | C) | Use the AND operator to add more keywords. |
| | D) | If you restricted your search domain, expand it. |
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3 | |
The procedure called stemming involves which of the following? |
| | A) | Adding synonyms to a search query in order to expand your search. |
| | B) | Navigating down through a hierarchy of topics in a Web directory. |
| | C) | Backtracking by going back up a level in a Web directory in order to expand a search. |
| | D) | Using variations on the endings of words in a search query. |
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4 | |
Which of the following are all Boolean operators? |
| | A) | AND, OR, NOR |
| | B) | AND, OR, NOT |
| | C) | IF, THEN, ELSE |
| | D) | IF, AND, BUT |
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5 | |
All but which one of the following are reasons that a pattern
matching query might result in zero hits? |
| | A) | The search domain is too restricted. |
| | B) | There are too many specific keywords. |
| | C) | The relevancy scores are too high. |
| | D) | A keyword is misspelled. |
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6 | |
If your query to a search engine returns too many hits, which of the
following is not a suggested way to narrow down your search? |
| | A) | Add more keywords. |
| | B) | Use a search engine with a smaller database. |
| | C) | Capitalize proper nouns or names. |
| | D) | Use NOT to exclude some pages. |
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7 | |
Which of the following best describes a Web Directory? |
| | A) | A search tool that permits you to enter keywords in a form and returns a list of hits. |
| | B) | A search tool that provides a hierarchical representation of hyperlinks to Web pages. |
| | C) | An on-line mechanism for locating people's phone numbers and e-mail addresses. |
| | D) | An on-line search tool for finding information about businesses. |
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8 | |
Which of the following is most suitable for finding information about a long-lost friend? |
| | A) | Web Directory. |
| | B) | Search Engine. |
| | C) | On-line Yellow Pages. |
| | D) | On-line White Pages. |
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9 | |
Which of the following pairs are not synonyms? |
| | A) | Boolean query, pattern matching query |
| | B) | Hit, match |
| | C) | Gatherer, bot |
| | D) | Metasearch engine, all-in-one search engine |
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10 | |
Which of the following statements is false? |
| | A) | The exact details of how pattern matching queries are resolved is search engine specific. |
| | B) | A query is usually phrased as a question. |
| | C) | Some search engines allow you to specify that keywords must appear next to each other on the Web page. |
| | D) | Query syntax is a set of rules describing what constitutes a legal query. |
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11 | |
Factors that might typically be considered when a relevancy score
is computed include all but which of the following? |
| | A) | How many times the words in the query appear in the page. |
| | B) | The date the document was created. |
| | C) | The proximity of the query words to the beginning of the page. |
| | D) | How many of the query words appear in the document. |
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12 | |
Which of the following components are used to create a search engine's database? |
| | A) | Indexer and User Interface. |
| | B) | Searcher and Evaluator. |
| | C) | Gatherer and Indexer. |
| | D) | Searcher and Gatherer. |
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13 | |
Which of the following statements is false? |
| | A) | Gatherers have trouble dealing with documents that are created using HTML editors. |
| | B) | Gatherers place a heavy load on Web servers. |
| | C) | The depth of searches that gatherers perform is restricted. |
| | D) | The best gathering strategy depends on the underlying collection of documents. |
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14 | |
Which of the following queries would you expect to provide the fewest number of hits? |
| | A) | +Laurel +Hardy |
| | B) | "Laurel and Hardy" |
| | C) | Laurel OR Hardy |
| | D) | "comedy teams" |
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15 | |
Which of the following queries would you expect to be most effective in finding information about the comedy team Abbott and Costello? |
| | A) | +Abbott +Costello |
| | B) | "Abbott and Costello" |
| | C) | Abbott OR Costello |
| | D) | "comedy teams" |
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16 | |
Which of the following statements is false? |
| | A) | Hybrid search tools are evolving as the distinction between directories and search engines become blurred. |
| | B) | A search engine is a search tool that allows a user to enter queries. |
| | C) | A Web directory provides a hierarchical representation of hyperlinks to Web pages. |
| | D) | A metasearch engine has a larger database of indexed Web pages than a search engine. |
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17 | |
The search engine component that uses the search engine's index and database to see if any matches can be found for a query is which of the following? |
| | A) | Evaluator |
| | B) | Gatherer |
| | C) | Indexer |
| | D) | Searcher |
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18 | |
The search engine component that assigns a relevancy score to each page in the result set is which of the following? |
| | A) | Evaluator |
| | B) | Gatherer |
| | C) | Relevator |
| | D) | Searcher |
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19 | |
Which of the following is the search engine component that creates a set of keys that organizes the data in the database so high-speed
searches can be conducted? |
| | A) | Gatherer |
| | B) | Indexer |
| | C) | Searcher |
| | D) | User Interface |
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20 | |
The search engine component that traverses the Web and collects information about Web documents is which of the following? |
| | A) | Evaluator |
| | B) | Gatherer |
| | C) | Indexer |
| | D) | Searcher |
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21 | |
The search engine component by which a user can submit queries to a search engine (usually using a form) is called which of the following? |
| | A) | Evaluator |
| | B) | Indexer |
| | C) | Relevator |
| | D) | User Interface |
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22 | |
Which of the following best describes breadth-first search? |
| | A) | A search strategy used by gatherers to find new Web pages by exploring all hyperlinks on a particular Web page before going to the next level. |
| | B) | A search strategy used by gatherers to find new Web pages by following a chain of hyperlinks down as far as possible from
an originating Web page. |
| | C) | A search strategy using a search engine where the World Wide Web as well as newsgroups and White pages are searched. |
| | D) | A search strategy using a Web directory's hierarchy to search
for information. |
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23 | |
Which of the following best describes depth-first search? |
| | A) | A search strategy used by gatherers to find new Web pages by exploring all hyperlinks on a particular Web page before going to the next level. |
| | B) | A search strategy used by gatherers to find new Web pages by following a chain of hyperlinks down as far as possible from
an originating Web page. |
| | C) | A search strategy using a search engine where the World Wide Web as well as newsgroups and White pages are searched. |
| | D) | A search strategy using a Web directory's hierarchy to search
for information. |
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24 | |
Which of the following statements involving full text indexing
is false? |
| | A) | Full text indexing allows you to search for any word in the
entire text of a document. |
| | B) | Full text indexing involves retrieving an entire document. |
| | C) | The Indexer component is responsible for full text indexing. |
| | D) | A tremendous amount of storage space is required by full text
indexing. |
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25 | |
Which of the following statements about relevancy scores is false? |
| | A) | The relevancy score is an indication of how well a given page matched your query. |
| | B) | Various factors are evenly weighted and used to calculate the relevancy score. |
| | C) | One factor that might typically be considered when calculating the relevancy score is whether the query words appear in the CONTENT attribute of the META tag. |
| | D) | Another factor that might typically be considered when calculating the relevancy score is whether the query words appear in the title. |
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2002 McGraw-Hill Higher Education