AP Computer Science Principles Exam
Innovation - Answer -A new or improved idea, device, product, etc, or the development thereof
Binary - Answer -A way of representing information using only two options.
Bit rate - Answer -the number of bits that are conveyed or processed per unit of time. e.g. 8 bits/sec.
Latency - Answer -Time it takes for a bit to travel from its sender to its receiver.
Protocol - Answer -A set of rules governing the exchange or transmission of data between devices.
ASCII - Answer -American Standard Code for Information Interchange; the universally recognized raw text format that any computer can understand
Code - Answer -to write code, or to write instructions for a computer.
IETF - Answer -Internet Engineering Task Force - develops and promotes voluntary Internet standards and protocols, in particular the standards that comprise the Internet protocol suite (TCP/IP).
Internet - Answer -A group of computers and servers that are connected to each other.
Net Neutrality - Answer -the principle that all Internet traffic should be treated equally by Internet Service Providers.
IP Address - Answer -A number assigned to any item that is connected to the Internet.
Packets - Answer -Small chunks of information that have been carefully formed from larger chunks of information.
Network Redundancy - Answer -having multiple backups to ensure reliability during cases of high usage or failure
Router - Answer -A type of computer that forwards data across a network TCP - Answer -Transmission Control Protocol - provides reliable, ordered, and error-
checked delivery of a stream of packets on the internet. TCP is tightly linked with IP and
usually seen as TCP/IP in writing.
DNS - Answer -The service that translates URLs to IP addresses.
HTTP - Answer -HyperText Transfer Protocol - the protocol used for transmitting web pages over the Internet
IP Address - Answer -A number assigned to any item that is connected to the Internet.
URL - Answer -An easy-to-remember address for calling a web page
Heuristic - Answer -a problem solving approach (algorithm) to find a satisfactory solution
where finding an optimal or exact solution is impractical or impossible.
Lossless Compression - Answer -a data compression algorithm that allows the original data to be perfectly reconstructed from the compressed data.
Image - Answer -A type of data used for graphics or pictures.
metadata - Answer -is data that describes other data. For example, a digital image my include metadata that describe the size of the image, number of colors, or resolution.
Pixel - Answer -short for "picture element", the fundamental unit of a digital image, typically a tiny square or dot that contains a single point of color of a larger image.
RGB - Answer -model uses varying intensities of red, green, and blue light are added together in to reproduce a broad array of colors.
Lossy Compression - Answer -(an irreversible compression) a data compression method that uses inexact approximations, discarding some data to represent the content. Most commonly seen in image formats like .jpg.
Abstraction - Answer -a simplified representation of something more complex. Allows you to hide details to help you manage complexity, focus on relevant concepts, and reason about problems at a higher level.
Hexadecimal - Answer -A base-16 number system that uses sixteen distinct symbols 0-
9 and A-F to represent numbers from 0 to 15.
Bandwidth - Answer -the amount of data that can be transmitted in a fixed amount of time.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller millyphilip. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.