AP Computer Science Principles Exam (Units 1 through 4) Question and Answer 2023.
Bit Correct Answer: The single unit of information in a computer,
... [Show More] typically represented as a 0 or 1.
Bit rate Correct Answer: The number of bits that are conveyed or processed per unit of time (e.g. 8 bits/sec)
Protocol Correct Answer: A set of rules governing the exchange or transmission of data between devices
Bandwidth Correct Answer: Transmission capacity is measure by the bit rate
Latency Correct Answer: The time it takes for a bit to travel from its sender to its receiver
ASCII (American Standard Code for Information Interchange) Correct Answer: The universally recognized raw text format that any computer can understand.
Code (verb) Correct Answer: To write code, or to write instructions for a computer
RFC (Request for Comments) documents Correct Answer: How standards and protocols are defined and published for all to see on the IETF website
IP Address Correct Answer: A unique number assigned to any item that is connected to the Internet
Packets Correct Answer: Small chunks of information that have been carefully formed from larger chunks of information
TCP (Transmission Control Protocol) (Tightly linked with IP, sometimes written as TCP/IP) Correct Answer: Provides reliable, ordered, and error-checked delivery of a stream of packets on the internet
DNS (Domain Name System) Correct Answer: The Internet's system for converting alphabetic names into numeric IP addresses
HTTP (Hypertext Transfer Protocol) Correct Answer: The protocol used by the World Wide Web that describes how messages are formatted and interchanged, and how web servers respond to commands
Abstraction (Unit 1- on the Internet) Correct Answer: Reducing information and detail to focus on essential characteristics
Server Correct Answer: A computer that awaits and responds to requests for data.
Client Correct Answer: A computer that requests data stored on a server
Heuristic Correct Answer: A problem-solving approach (algorithm) to find a satisfactory solution where finding an optimal or exact solution is impractical or impossible.
Lossless Compression Correct Answer: A data compression algorithm that allows the original data to be perfectly reconstructed from the compressed data
Image Correct Answer: A type of data used for graphics or pictures [Show Less]