Learn to Code 2

A collection that stores an ordered list of items is called an ___________.

• index

• array

• variable

• parameter

The number that represents the position of an item in an array is called an ___________.

• index

• array

• variable

• parameter

Extra information that gets passed to a function is called a _________________.

• index

• array

• variable

• parameter

________________ is the act of creating a new instance of a type, which includes setting initial values for any properties of the type.

• Type

• Initialization

• Boolean

• Parameter

A _______________ is a named container that stores a value. The value can change over time.

• parameter

• boolean

• variable

• type

Which of the following is the correct format for declaring a new variable?

• var = gemCounter + 1
• Switchcounter = var
• var gemCounter = 0
• tennesseeTitans = football

Considering the definition of a variable, which of the following is real-life variable that stores value?

• Running a red light
• The Apple logo on your iPad
• A contact in a cell phone
• Making a sandwich

In Puzzle 3, you had to increase the value of the variable compared to its current value every time Byte collected a gem.   EXAMPLE: gemCounter = gemCounter + 1  
What is this called?  

• Incrementing the value
• Declaring a new value
• Robot math
• Tracking gems

What is the difference between string values and integer values?

• Strings are used for variables about specific subjects, such as instruments.
• Integer values are only used in complex for loops.
• You can use string values in for things that you don’t want to count.
• String values are entered as text and integer values are whole numbers.

Which of the following is an example of a compound assignment operator?

• var variableName = 0
• let variableName = 0
• variableName += 1
• variableName = variableName + 1