Unit 2 Review

What is the Internet?

• The files, programs, and sites that you can access through a web browser

• A distributed network of computing devices that send and receive data using a variety of protocols

• A connection between two computing devices which can include multiple devices in between

• A direct, dedicated line from one computing device to another

What is a Computing Device?

• a machine that can run a program

• the series of paths between a sender and receiver

• anything you can write on

• your mom

What is a Computing System?

• A video game controller

• A wifi server

• A group of people on a ship who travel to distant places and chart what they find.

• A group of devices working together with a centralized memory

What is a Computing Network?

• A group of factory workers, like the Oompa Loompas in Willy Wonka's chocolate factory.

• A group of connected computers that can send and receive data.

• A group of blocks for building different things like cars or a miniature Hogwarts castle.

• A group of philanthropists in black suits and ties.

In regards to the internet, what is a Path?

• A way to enlightenment

• A road to walk on

• A map that guides you to your destination

• A sequence of connections between computers.

What is true of the protocols of the internet?

• The protocols are secret and known only to those in a mystical society.

• The protocols require both a fingerprint and retinal scan to use.

• The protocols are open and used by all devices connected to the internet.

• The protocols were invented by magical unicorns in a far-away land where friendship is the highest ideal.

What is necessary for two devices to send and receive data on the internet? Choose all that apply.

• Both devices are using the same protocols.

• They need a single, direct connection

• The data is sent through a sequence of connected devices before reaching the other computer.

• The two devices must be colored pink.

• Both devices must be connected to some part of the internet.

Generally, how does the internet handle the increasing number of devices being connected to it?

• The protocols of the internet were designed to scale up as the number of devices grows.

• The internet consumes more and more technology like an enormous techno-blob.

• The internet needs its followers to pray to it daily and hope that it will intercede on our behalf.

• The protocols of the internet are constantly being rewritten for each device added.

How is Packet Metadata used?

• It's used to post memes and comments about the daily goings on of people you know.

• It's used to route and reassemble data between sender and receiver.

• It's used to track packages sent from Amazon so that the porch pirates don't steal it.

• It's used in cars with wing doors to help Marty McFly travel back in time.

When streaming content on the internet, how do packets usually arrive?

• A delivery driver puts the packets on the door step and runs away.

• Santa Claus comes down the chimney and leaves the packets under the tree.

• The packets crawl out of the computer and assimilate nearby furniture/animals.

• The packets may arrive out of order, then are rearranged to show in order.