Which of the following can be used to help verify that a remote web server is not blocked by a firewall?

A. Packet injector
B. Toner probe
C. Protocol analyzer
D. Port scanner

Answer: D. Port scanner

Computer Science & Information Technology

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A cookie can store information about a Web site's visitors.

a. true b. false

Computer Science & Information Technology

The process in which two or more computers or devices transfer data, instructions, and information is known as digital communications.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology