PLTW CSP Key Terms 1.1

Part of a program that causes an error or undesired output.

Keeps track of a best or worst and updates when a new record best or worst has been reached.

Evaluates a Boolean expression and executes some code if the expression is true.

The part of the computer that executes one instruction at a time.

The effect that a program has on its environment.

A set of instructions grouped together to do something to or with an object.

Precise rules defining how the letters, words, and punctuation of a programming language work.

A variable that counts in an arithmetic sequence, usually counting by ones starting at 0 or 1.

Plain-language description of a user’s need for the software under development.

Stores a value that will not change over the course of the entire program.

Data that is used by a program.

Stores user input or stores information about a program’s state that changes unpredictably.

Stores whether a condition has been true yet.

Software development that emphasizes frequent client input to produce better end products.

Describe why a variable is being used in a program.

A group of code that exists as an independent unit, which is easy to use with other code.

The most common framework for Agile Development.

A trigger from the user or from a program that causes a certain part of the program to execute.

A piece of code that responds to an event.

One method of determining the strength of artificial intelligence.

A list of small specific tasks to be completed in the scrum method of software development.

To run a program or a single instruction.

Variable type that maintains a running total.

Software development: complete each stage of the design process before beginning the next.

Stores a list of values built up over time and remembers separate individual values.

Repeating a step-by-step procedure several times.

Describes everything about how a program exists at a given time; a snapshot of a program.

Expression in an if-structure that is evaluated to determine which branch of code to execute.

A step-by-step procedure, like a recipe, but often involving decisions.

Instructions in a program.

The parts of computer that can store data or instruction

A prioritized list of user stories, showing short- and long- term goals of a development team.

Evaluates to either true or false; used in the conditional of an if- structure.

Shows the ways that a program could progress from each state to other states.

Information about a program or data file, including date created and author information.

Provides a developer with a way to create, run, and debug the program all in one application.

Process of figuring out why code doesn’t behave as expected and removing bugs to make it work

Stores one item from a list at a time during iteration.

A graphics object that can be moved on top of or behind a background.

An outline of the basic ideas behind how algorithms will work.