Unit 2: The Internet (APCSP '25-'26 code.org)
Authored by Tom Parslow
Computers
9th - 12th Grade
Used 1K+ times
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This quiz comprehensively covers Internet architecture and protocols, targeting high school students in grades 9-12 studying Advanced Placement Computer Science Principles. The content focuses on fundamental networking concepts including the Internet Protocol Stack, with detailed coverage of TCP/IP, DNS, HTTP/HTTPS, and the differences between IPv4 and IPv6 addressing systems. Students need to understand how data travels across networks through packet switching, the role of routers in directing traffic, and how protocols work together in layered abstractions. The quiz also addresses critical Internet governance topics such as net neutrality, digital divide, Internet censorship, and security concepts like SSL/TLS encryption. Students must grasp technical details like the 32-bit vs 128-bit addressing differences between IPv4 and IPv6, understand fault tolerance and redundancy in network design, and comprehend how DNS translates domain names to IP addresses. The complexity requires knowledge of protocol hierarchies, network troubleshooting through redundant pathways, and the distinction between TCP's reliability and UDP's speed optimization. Created by Tom Parslow, a Computer Science teacher in the US who teaches grades 9-12. This comprehensive assessment serves as an excellent unit review or summative evaluation for students completing their study of Internet fundamentals in AP Computer Science Principles. Teachers can deploy this quiz for formative assessment to identify knowledge gaps before the AP exam, use it as homework to reinforce classroom learning, or implement it as a warm-up activity across multiple class periods given its extensive scope. The quiz effectively supports differentiated instruction by covering both foundational concepts like IP addresses and advanced topics like protocol abstraction layers. It aligns with College Board standards CSN-1.A (explaining how computing devices work together in a network), CSN-1.B (explaining how the Internet works), CSN-1.C (explaining how data are sent through the Internet via packets), IOC-2.A (describing issues that contribute to the digital divide), and IOC-2.B (explaining how the Internet has affected economies, governments, and societies).
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112 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the purpose of DNS?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the purpose of a router?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Why was IP v4 replaced by IP v6?
We were running out of IP v4 addresses.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Transmission Control Protocol (TCP):
Breaks messages into packets and addresses them
A DNS attack in which numerous pings are made to the same IP, causing it to crash
Protocol used by the World Wide Web. It describes how messages are formatted and interchanged, and how web servers respond to commands.
Provides reliable, ordered, and error-checked delivery of a stream of packets on the internet
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Internet Protocol:
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which type of attack is this:
Redirecting a site's IP to a similar, fake site to collect user input information?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Given the following network diagram, what is the minimum number of connections that must be broken or removed before computer E can no longer communicate with computer B?
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