AP CSP - The Internet

Why was IPv6 introduced as the new version of the Internet Protocol?

• With only 32 bit IP addresses, the older version could not support the large number of devices connecting to the Internet.

• The new version features advanced techniques to redirect network traffic, making the Internet faster and easier to use.

• While not available everywhere, the new version enables devices to access the Internet using personalized IP addresses.

• The new version categorizes IP addresses, which makes them easier to remember and locate.

HTTP is an acronym for Hypertext Transfer Protocol. Of the following, which is the best definition of HTTP?

• HTTP is a protocol used to create and implement web pages.

• HTTP is the protocol for translating a web page’s address to an Internet Protocol address.

• HTTP is the protocol for communicating with web servers and transferring web pages and other data back to a browser.

• HTTP is the address most people use to access a web page

Which of the following are ways that the Internet has changed the way people collaborate?

Select TWO answers

• Cloud computing allows people to work on the same document from different areas of the world.

• Word processing programs allow users to track changes, which lets people comment on each other’s work.

• Video conferencing software enables people to talk to coworkers and friends.

• Conference calls help people stay connected and discuss ideas.

The diagram shows a network of connected computers. Each computer, marked “A” through “G”, is depicted with a circle. Two computers that are connected will have a line between them, and the number on the line represents the unit cost of the connection between the two computers. A high number is a high cost and a low number represents a lower cost. As an example, to send data from computer A directly to computer C and then directly to computer D would have a cost of 8 + 5 = 13 units.

Data is being sent from source computer G and its final destination is computer E. What would be the lowest cost of sending this data if all network communication lines are available for data transfer?

• 13

• 18

• 19

• 21

Which of the following identifies a physical device using the Internet?

• An SMTP

• A domain name

• An IP address.

• A packet.

How are protocols like HTTP, SMTP, and IP created?

• Independent contractors are hired by companies to create protocols.

• A worldwide group of volunteers draft, revise, and publish protocols.

• Individuals make their own protocols for personal use.

• Individuals make their own protocols that occasionally catch on and are used by most of the Internet.

What is a computer network?

• A way to connect devices to share data

• Web pages that can be shared globally

• A dedicated line from one computer to another

• A set of passwords needed to access other computers

What is the name for the setup where processing is done at the sending and receiving locations?

• LAN

• Point-to-point environment

• End-to-end architecture

• Redundant organizations

What is the number assigned to devices on the Internet?

• Internet Protocol address

• Domain name

• Host name

• Router instructions

What does a DNS server do?

• Determines if a website is secure

• Transmits information securely

• Translate an IP address to a website name

• Translates a website name to the IP address