WorksheetsAC Activity 1.7 Vocabulary (PLTW)
Total questions: 15
Worksheet time: 40mins
Fill in the blank: ________ are graphic objects that may be moved on-screen or otherwise manipulated.
Sprites
Icons
Widgets
Thumbnails
Fill in the blank: _______ are placeholders in a device’s memory that store a value a program is using.
Variables
Functions
Constants
Operators
Fill in the blank: _______ refers to the type of information stored in a variable. Common data types are Number, String, and Boolean.
Data Types
Variables
Functions
Operators
Fill in the blank: To _______ a variable means to assign it its initial, or first, value.
Initialize
Declare
Assign
Define
Fill in the blank: A _______ is a chart used by programmers to keep track of the values of variables in their program.
Trace Table
Flowchart
Gantt Chart
Pie Chart
Fill in the blank: To _______ an algorithm means to follow the flow of an algorithm step-by-step to make sure it works correctly.
Trace an Algorithm
Ignore an Algorithm
Delete an Algorithm
Create an Algorithm
Fill in the blank: An _______ is a line of code that assigns a value to a variable.
Assignment Statement
Expression
Function Call
Loop
What does the word 'Decompose' mean?
To create a variable in a program and give it a name.
To break a problem down into smaller pieces.
To increase the value of a numeric variable by a set amount.
Any one of the very small dots that together form the picture on a digital screen.
What does the word 'Pixels' mean?
A keyword used when declaring a variable.
To break a problem down into smaller pieces.
Any one of the very small dots that together form the picture on a digital screen.
To create a variable in a program and give it a name.
What does the word 'Declares' mean?
To create a variable in a program and give it a name.
To increase the value of a numeric variable by a set amount.
A keyword used when declaring a variable.
The part of a program where a variable is visible and can be used by the code.
What does the word 'Global' mean?
To make the variable available to all the blocks in the program.
To break a problem down into smaller pieces.
Any one of the very small dots that together form the picture on a digital screen.
To increase the value of a numeric variable by a set amount.
What does the term 'Scope of a Variable' mean?
To create a variable in a program and give it a name.
The part of a program where a variable is visible and can be used by the code.
A keyword used when declaring a variable.
To increase the value of a numeric variable by a set amount.
What does the word 'Incrementing' mean?
To break a problem down into smaller pieces.
To increase the value of a numeric variable by a set amount.
Any one of the very small dots that together form the picture on a digital screen.
To create a variable in a program and give it a name.
Variables can be used for:
Score
Lives
Timer
All of the options
Variables can be used for:
Keeping score
Counting
Controlling the flow of the program
Starting a program
