What is a search engine?
Software that searches the internet for information
Hardware that searches the internet for information
A computer that searches the internet for information
Why use search engines?
To find irrelevant information among billions of webpages
To sort existing content into an order
To find relevant information among billions of webpages
What is a keyword?
A word relevant to the information being searched for
A link to a website
A type of search engine
Which Boolean expression would be used to search for websites that feature both of two keywords?
AND
NOT
OR
Which Boolean expression would be used to omit a keyword from a search?
Which Boolean expression would be used to look for two keywords but not necessarily websites that feature both?
Which of the following searches would find information on computer games?
computer games
"computer games"
computer AND games
Which of the following searches would find information on computers but not games?
computers OR games
computers AND games
computers NOT games
Which of the following searches would find information on films playing at the cinema, today, in Hull?
films NOT cinema AND today AND hull
films NOT cinema AND today OR hull
films AND cinema AND today AND hull
How is the Boolean expression NOT often represented in searches?
Using quotes
With a minus sign