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Summary CodeHS Exam Questions & Answers_2022-23.

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CodeHS Exam Questions & Answers_2022-23. Which of the following statements are true about the Internet? I - The Internet connects devices and networks all over the world II - The Internet helps people collaborate to solve problems III - The Internet helps people communicate IV - There are no negative consequences of the Internet, it is purely positive - CORRECT: Which of the following refers to a widely agreed upon set of rules that standardize communication between machines? True or False: The Internet is non-existent in the developing world. - Which of the following makes sure that each request is forwarded to its intended recipient? - True or False: The Internet is a network connecting individual networks. - How is the bandwidth of a network measured? - What is the bitrate of a system? - What is the latency of a system? - What is the Internet Protocol (IP)? - IP addresses are hierarchical. This means: - What is the function of the Domain Name System (DNS)? - According to the Domain Name System (DNS), which of the following is a subdomain of the domain ? - What does redundancy mean in the context of Internet routing? - Which of the following is a benefit of the fault-tolerant nature of Internet routing? - What information is contained in a packet? True or False: All data sent over the Internet is broken down into several packets and sent over the network. - Which of the following protocols allows for sending multiple packets between two computers by checking that all packets arrived and that they can be put back together in the proper order? - A user enters a Web address in a browser, and a request for a file is sent to a Web server. Which of the following best describes how the file is sent back to the user? - What is the purpose of packet metadata? - Which of the following does not demonstrate a harmful consequence of increased anonymity on the Internet? - What is the purpose of the Digital Millennium Copyright Act? To criminalize the act of circumventing, or getting around, access controls that block access to copyrighted works. - A company's server is flooded with data until it can no longer cope with the volume, rendering the server unreachable. What type of attack is this? Social engineering is one of the most effective ways to attack a network. Having network users login with a username and password is an example of: - AAA in network security is a protocol that stands for: Allowing network users to delete certain files from a directory is an example of: - Tracking how long network users spend on FaceBook or Instagram is an example of: -

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