What is an example of a Boolean?
Boolean expressions use the operators AND, OR, XOR, and NOT to compare values and return a true or false result. These boolean operators are described in the following four examples: x AND y – returns True if both x and y are true; returns False if either x or y are false.
What does * mean when searching?
* (Asterisk): in most computer software, the asterisk symbol means is translated as ‘wildcard’. As the name suggests, wildcards are placeholders, which can be replaced by any word or phrase.
How do I refine a Google search?
Common search techniquesSearch social media. Put @ in front of a word to search social media. Search for a price. Put $ in front of a number. Search hashtags. Put # in front of a word. Exclude words from your search. Search for an exact match. Search within a range of numbers. Combine searches. Search for a specific site.
How do I remove a word from search results?
You can exclude words from your search by using the – operator; any word in your query preceded by the – sign is automatically excluded from the search results. Remember to always include a space before the – sign, and none after.
Why does Google ignore my search terms?
If you use a long query, Google might ignore some of your keywords. Maybe there aren’t many results that match all your keywords or maybe some of them are redundant.
What is the most commonly used search engine?
Google. With over 70% of the search market share, Google is undoubtedly the most popular search engine. Bing. Bing, Google’s biggest contender, rakes in 33% of U.S. searches and also powers Yahoo, the U.S.’s third biggest search engine. Baidu. 4. Yahoo! Yandex. Ask.com. DuckDuckGo.