Educ 5b_educational Technology2 Part 4 Of 6

1. Use the minus operator (-) and plus operator (+) in search engine

To exclude or include text in search result

To include text in search result

To just delete unwanted search result

For example, when searching for the insect caterpillar, references to the company Caterpillar, Inc. will also be returned. Use Caterpillar -Inc to exclude references to the company or Caterpillar -Inc -Cat to further refine the search.

Another example, if you want to find a list a passengers on the Titanic, not stuff about the movie and Leo, try typing the following into the query box and searching; (no spaces between the + and the word)

Explanation

For example, when searching for the insect caterpillar, references to the company Caterpillar, Inc. will also be returned. Use Caterpillar -Inc to exclude references to the company or Caterpillar -Inc -Cat to further refine the search.

Another example, if you want to find a list a passengers on the Titanic, not stuff about the movie and Leo, try typing the following into the query box and searching; (no spaces between the + and the word)

2. Lycos.com is an example of:

E-Book

Browser

Search Engine

3. The use of OR operator (OR) or (|)

Use this operator to return results with either of two terms. Ex. Happy and Joy

Use this operator to return results with either of two terms. Ex. Either Happy or Joy

Use this operator to return results with either of two terms. Ex. Happy not Joy

For example happy joy will return pages with both happy and joy, while happy | joy will return pages with either happy or joy.

Explanation

For example happy joy will return pages with both happy and joy, while happy | joy will return pages with either happy or joy.

4. Used of Uppercase and Lowercase in the Search Engine Techniques

If the word is an address,then capitalize it in your search. If not, use lower case letters.

If the word in a complete sentence it is supposed to be capitalized.If not, use lower case letters.

Most search engines pay attention to capitalization. If the word is a name and is supposed to be capitalized,then capitalize it in your search. If not, use lower case letters.

Titanic
mushrooms

Explanation

Most search engines pay attention to capitalization. If the word is a name and is supposed to be capitalized,then capitalize it in your search. If not, use lower case letters.

Titanic
mushrooms

5. The use of tilde operator (~)

Include a tilde in front of a word to return results that include antonyms.

Include a tilde in front of a word to return results that include synonyms.

Include a tilde in front of a word to return results that include abbreviation.

A search for ~CSS includes the synonym style and returns fashion related style pages --not exactly what someone searching for CSS wants. Examples: ~HTML to get results for HTML with synonyms; ~HTML -HTML to get synonyms only for HTML.

Explanation

A search for ~CSS includes the synonym style and returns fashion related style pages --not exactly what someone searching for CSS wants. Examples: ~HTML to get results for HTML with synonyms; ~HTML -HTML to get synonyms only for HTML.