1.4.A Collections and Lists

ArrayList

• Introduction to List and Constructing ArrayList Objects: Learn how to create List and ArrayList objects

• Adding Values to an ArrayList Object: Learn how to add values to an ArrayList object using asList and add methods.

• Accessing and Removing Values from an ArrayList Object: Learn how to access and remove values from an ArrayList object.

• Changing Values in an ArrayList Object: Learn how to change values in an ArrayList.

• Analyzing an ArrayList Object: Analyzing the data in an ArrayList.

• Iterating over an ArrayList: Learn how to use for loops to iterate over the elements of an ArrayList object.

• Iterating Over ArrayList with Lambda and forEach: Learn how to use the lambda operator

Manipulating Data and Using Var

• SequencedCollection Class and the AP CSA Free Response Questions: Learn about the methods in the SequencedCollection class

• Local Variable (var): Learn about the use of var for data types

Array and 2D Arrays

• Introduction to Arrays an AP Computer Science A Topic: Learn how to create an array to store data

• Iterating over an Array an AP Computer Science A Topic: Learn how to use for loops to iterate over the elements of an array

• Using String split Method: Learn how to separate data stored in a String into an array.

• Introduction to Two-Dimensional Arrays: Learn how to create two-dimensional arrays to store data

• Iterating over a Two-Dimensional Array: Learn how to use nested for loops to iterate over the elements of a two-dimensional array

Data Limitations

• Limitations of Data Types: Learn about the limitation of data types and the consequences of going out of bounds.