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AP Computer Science Principles Exam with correct Answers
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AP Computer Science Principles Exam
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AP Computer Science Principles ExamInnovation - 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.
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