Networking

What was the biggest problem with the earliest version of the Internet in the late 1960s?

Networks couldn't talk to each other.

What was the main limitation of computer networking that the invention of the World Wide Web solved in the 1990s?

People could only receive the information in the form of text.

What are the drawbacks of purchasing something online?

Personal buying preferences can be tracked and used to bombard you with excessive marketing. Confidential information like your credit card number can be stolen and used by someone else.

You're browsing the Web, and type in www.Coursera.com in the address line. Instead of the website, an error screen appears. You type in 54.174.155.206, and the Coursera website comes up. What's the most likely reason for this?

There's a problem in your network's DNS configuration.

Which statement is true about the Internet and the World Wide Web?

the World Wide Web is a way to access the internet

You're browsing the Web, and type in www.Coursera.com in the address line. Instead of the website, an error screen appears. You type in 54.174.155.206, and the Coursera website comes up. What's the most likely reason for this?

there is a problem in your network's DNS configuration.

What are some of the ways we can resolve IPv4 address shortages?

-Using IPv6 addresses -

Which of the following devices are used in networking?

-switches -routers -hubs

What are some examples of IoT (Internet of Things)? Check all that apply.

- thermostats that turn off the air conditioning when you leave the room -Refrigerators that keep track of the food and notify you when to buy more

Which network protocol is used to route IP addresses?

IP

You need to update your router settings, so you log into the administration panel, whose Internet Protocol (IP) address is 192.168.0.1. Which IP version is this?

IPv4

You're having trouble connecting to the Internet, so you call your Internet Service Provider for help. They need to know the permanent unique identifier of your networking device, to help them troubleshoot. What are they asking for?

MAC address

Which protocol is used to handle delivery of information from one network to another?

Transmission Control Protocol

Which network protocol is used to handle the reliable delivery of information?

not IP

What protocol allows us to use a domain name like google.com instead of an IP address?

not TCP/IP