PLTW Lesson 1 Vocabulary

An action or occurrence that happens during runtime that will trigger a response or behavior by the software. Examples of events include user-initiated events, such as clicking a button, or external events, such as the device receiving an SMS text message.

• algorithm

• event

• button

• component

The writing of compound words (like variable names, procedure names, and file names) by starting each word with a capital letter.

Responses

• algorithm

• camelcase

• flowchart

• computer scientist

The shape used in a flowchart to represent a conditional statement.

• square

• rectangle

• rhombus

• oval

Graphic object that may be moved on-screen or otherwise manipulated.

• variable

• sprite

• navigator

• algorithm

A set of instructions that a computer executes to achieve a particular objective

• flowchart

• navigator

• program

• code

To assign a variable its initial, or first, value.

• initialize

• variable

• pair programming

• data

The attempt to find and fix errors in computer hardware or programs.

• bug

• debug

• flowchart

• fix

A form of mathematics in which an expression is reduced to either True or False.

• Boolean Logic

• Algorithm

• Variable

• Conditional Statement

A chart used by programmers to keep track of the values of variables in their program.

• algorithm

• navigator

• trace table

• intitialize

The layer of an app that contains the program that tells the app how to behave.

• user interface

• control layer

• drawers

• event