Programming Concepts Quiz

What is the purpose of the accelerometer in the app described in the text?

• To determine risky driving behaviors

• To balance a happy face on the screen

• To track the location of the sprite

• To measure acceleration in three dimensions

What are essential concepts related to algorithms and coding fundamentals?

• Arithmetic Operators, Relational Operators, and Logical Operators

• Variables, Arguments, Procedures, Strings and Concatenation, Data Types, and Logic

• AccelerometerSensor, ImageSprite, and Canvas

• X-axis, Y-axis, and Z-axis

What is an argument in programming?

• A storage location for data

• A value that is passed to a storage location in the program

• A mathematical operation

• A logical statement

Which data type represents a whole number without a decimal?

• Integer

• Float

• String

• Boolean

What is the purpose of concatenation in programming?

• To join separate items into one

• To perform mathematical operations

• To convert data types

• To create conditional statements

What are some examples of arithmetic operators?

• + (addition), - (subtraction), x (multiplication), ÷ (division)

• > (greater than), = (equals)

• AND, OR, NOT

• True, False

Which operator can invert a number (change a positive number to a negative number)?

• +

• -

• x

• ÷

What is an algorithm?

• A procedure or set of steps to solve a problem

• A mathematical equation

• A type of data

• A logical statement

What are some examples of data types introduced in this activity?

• Integer, Float, String, Boolean

• AccelerometerSensor, ImageSprite, Canvas

• X-axis, Y-axis, Z-axis

• Variables, Arguments, Procedures

In the app described in the text, what kind of problems could be solved using accelerometer data?

• Determining risky driving behaviors

• Balancing a happy face on the screen

• Tracking the location of the sprite

• Personalizing and creating apps