Praxis Computer Sciences 5652
2023 Update
digital divide - Answer-the gulf between those who have ready access to computers and
the Internet, and
... [Show More] those who do not.
Solutions to digital divide - Answer-*Increase affordability
*Empowering usersImprove the relevance of *online content Internet infrastructure
*developmentAddress gender gap in internet access
Creative Commons - Answer-A kind of copyright that makes it easier for people to copy,
share, and build on your creative work, as long as they give you credit for it.
Open Source - Answer-Software that is created for free use by everyone
Copyright - Answer-the exclusive legal right, given to an originator or an assignee to
print, publish, perform, film, or record literary, artistic, or musical material, and to
authorize others to do the same.
Abstraction - Answer-Reducing information and detail to focus on essential
characteristics.
Control abstraction - Answer-Don't care "How" it gets done
Data Abstraction - Answer-Representing or storing information with methods that
separate layers of concerns so that the programmer can work with information while
ignoring lower-level details about how the information is represented.
Abstraction allows.... - Answer-you to modify "parts" of a program without messing up
the larger program
Abstraction Hierarchy - Answer-Most general concepts on top of the hierarchy and
specific concepts on the bottom
pattern recognition - Answer-looking for similarities among and within problems
Problem Decomposition - Answer-The process of breaking a complex problem or
system into parts that are easier to conceive, understand, program, and maintain.
Binary - Answer-The binary number system is base 2, using only bits 0 and 1.
Hexadecimal - Answer-A base-16 number system that uses sixteen distinct symbols 0-9
and A-F to represent numbers from 0 to 15.
natural language - Answer-Person to Person
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