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Web Crawlers

Quiz by Christina Purnell

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4 questions
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  • Q1
    The main idea of the passage is that web crawlers automatically _________________.
    copy webpages and store them
    collect data by browsing the internet
    fill up mailboxes
    work around the clock
    20s
  • Q2
    How 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
  • Q3
    How 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
  • Q4
    According to the passage, it is most likely that web crawlers will __________.
    stop contributing to spam soon
    continue to be used for many years.
    damage the Internet one day
    replace e-mail in the future
    20s

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