Semester Review APCSP

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32 Terms
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a named reference to a value that can be used repeatedly throughout a program
a named group of programming instructions
determines which parts of an algorithm are executed based on a condition being true
input variables of a procedure
specify the values of the parameters when a procedure is called
global variable
can be accessed in the entire program
local variable
can only be accessed within the function in which they are defined
conditional statement
affect the sequential flow of control by executing different statements based on the value of a boolean expression
boolean expression
expressions are evaluated to produce a single value
boolean value
a data type that is either true or false
relational operator
used to test the relationship between two variables, expressions, or values
assignment operator
allows the program to change the value represented by a variable
an ordered sequence of characters
a programming statement that can consist of a value, a variable, an operator, or a procedure call that returns a value
associated with an action and supplies input data to a program
function call
a command that executes the code within a function
the single unit of information in a computer, typically represented as a 0 or 1
intellectual property
a work or invention that is the result of creativity, such as a piece of writing or a design, to which one has rights and for which one may apply for a patent, copyright, trademark, etc
round-off error
error from attempting to represent a number that is too precise
digital data
data that changes discreetly through a finite set of possible values
open access
online research output free of any and all restrictions on access and free of many restrictions on use, such as copyright or license restrictions
creative commons
a collection of public copyright licenses that enable the free distribution of an otherwise copyrighted work, used when an author wants to give people the right to share, use, and build upon a work that they have created
lossy compression
a process for reducing the number of bits needed to represent something in which some information is lost or thrown away. This process is not reversible
an abstract data type that represents a finite number of ordered values, where the same value may occur more than once.
repeat themselves over and over until the condition for stopping is met
certificate authority
issue digital certificates that validate the ownership of encryption keys used in secure communications and are based on a trust model
an agreed-upon set of rules that specify the behavior of some system
the maximum amount of data that can be sent in a fixed amount of time
the protocol used for transmitting web pages over the Internet
syntax error
a mistake in the program where the rules of the programming language are not followed
data that are sent to a computer for processing by a program
iterative development
process requires refinement and revision based on feedback, testing or reflection throughout the process