题目内容
Which of the following is not a well-known web browser?
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A web page typically contains _______, which contains the formatting instructions for displaying the web page.
For browsers to connect to resources on the Internet, the location of the resources must be specified through addresses called _______.
In the URL "http://www.simnetonline.com", what is the domain name?
In the URL "http://www.simnetonline.com", ".com" is the _______.
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