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Chapter 4 - Computer Science

Variables and Constants

variableholds data that can change while the program is running
constantused to store data that remains the same throughout the program's execution
data typetype of variable that best fits the nature of the data itself
stringa group of characters put together to make a word or more
Boolean variablerepresents true or false
declaringindicating what type of variable you want and what you want to call it
initializeassign it a value
exponential notationvery large or very small numbers are represented with a fractional part
identifiersnames of variables in C++
keywordspart of the C++ language

Mrs. Villano

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