Stevens Institute of Technology - Department of Computer Science

CS615 Pre-Lecture Questionnaire - 06

Please help us make this class as productive as possible by filling in this short pre-lecture questionnaire.

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What protocol and well-known port does the DNS typically use?

Specify four DNS record types (RRs) besides A and AAAA.

How many top-level domains are there?

How many 'root servers' are there? Provide at least two IP addresses.

What protocol and well-known port is usually used for HTTP?

User your browser's developer tools/console to observe a request for
What is the HTTP status code of the first request? How many requests are made in total?