Tech CodeHS Quiz
Which of the following statements correctly describes how many more addresses will be possible to represent by switching from IPv4 to IPv6?
2^96 times as many addresses can be represented with IPv6
Which of the following best explains what happens when a new device is connected to the Internet?
An Internet Protocol (IP) address is assigned to the device.
What is the main purpose of the DNS system?
DNS translates the names of websites into IP addresses.
A city government is attempting to reduce the digital divide between groups with differing access to computing and the Internet. Which of the following actions is LEAST likely to be effective in this purpose?
Putting helpful tips for operating computers on the city government website
What is the main purpose of routers?
Routers connect computers and choose the path that information takes from one computer to another.
What is considered an unethical use of computer resources?
Searching online for the answers to CodeHS exercises and quizzes
Which of the following is a benefit of the fault-tolerant nature of Internet routing?
The ability to provide data transmission even when some connections between routers have failed
Two computers are built by different manufacturers. One is running a Web server and the other is running a Web browser. Which of the following best describes whether these two computers can communicate with each other across the Internet?
The computers can communicate directly because Internet communication uses standard protocols that are used by all computers on the Internet.
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?
The file is broken into packets and sent over a network. The packets must be reassembled by the user's computer when they are received. If any packets are missing, the browser re-requests the missing packets.
Which of the following best describes the basic purpose of the internet?
The internet stores data.
Which of the following is a benefit that online shopping websites provide over brick and mortar stores?
Users can easily see product reviews and determine if an item has been satisfactory for a large number of people
According to the domain name system (DNS), which of the following is a subdomain of the domain example.com?
about.example.com
Which of the following is a main method for sending information from one computer to another?
electricity, light, radio
What're the pros and cons of various objects being connected to the internet
example - internet refrigerator; apple watch; shoes: Nike; mattress; outfits: yoga clothing; security systems; thermostat; Alexa
Fiber optic cables transfer data at the speed of light, so they have the _______________ latency. This results in the __________ connection.
lowest, fastest