
Web Crawlers
Quiz by Christina Purnell
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includes Teacher and Student dashboards
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4 questions
Show answers
- Q1The main idea of the passage is that web crawlers automatically _________________.copy webpages and store themcollect data by browsing the internetfill up mailboxeswork around the clock20s
- Q2How do web crawlers benefit Internet users?They are at work all the time.They make webpages more accurate.They count the number of users.They speed up web searches.20s
- Q3How can web crawlers contribute to spam?They write unwanted messages.They help advertisers improve websites.They collect email addresses.They delete genuine e-mail messages.20s
- Q4According to the passage, it is most likely that web crawlers will __________.stop contributing to spam sooncontinue to be used for many years.damage the Internet one dayreplace e-mail in the future20s