👨🏻‍💻👩🏻‍💻 DP2 Computer Science

Week 10: Java OOP

Nov 3

♨️ OOP in Java & IAs Feedback

Using static in Java

IB Sample IAs

Sample 1|Download|
Sample 2 |Download|
Sample 3 |Download|
Sample EAS |Download|

Full Submission Due

17.11.2026

Week 9: Java OOP

Oct 20

♨️ OOP in Java

toString
Arrays in OOP

Week 8: Java OOP

Oct 13

♨️ OOP in Java

🌐 UML Diagrams

Construct
Interpret
Dependencies
UML [ ▸ ] Video |Link|
Online UML Tool |Link| |Link| |Link|

🖥️ Class presentation |Link|

Option D: Advanced program dev. (HL Only)

D4.5 - D4.6 - Object Reference
[ ▸ ] Video |Link|
♨️ Class presentation |Link|

Week 7: Java OOP - Polymorphism

Download OOP Booklet

Oct 6

♨️ OOP in Java

🌐 Polymorphism in Java

JAVA 18: Java OOP -Polymorphism

♨️ Java OOP - Polymorphism

- - Compile-time Polymorphism - Method Overloading
  - Runtime Polymorphism - Method Overriding

- ♨️ Class presentation |Link|
📋 Java Worksheet #18 |Link|
🌐 W3Schools: Java OOP - Polymorphism |Link|
𝐆𝐆 Java OOP |Link|

Week 6: Java OOP - Inheritance

Sep 29

♨️ OOP in Java

🌐 Inheritance in Java

Option D: Advanced program dev. (HL Only)

D4.3 - D4.4 - Recursive Algorithms
Class Work Sheet |Link|

JAVA 17: Java OOP -INHERITANCE

♨️ Java OOP - Inheritance

- - Extends
  - Super
  - Overriding

- ♨️ Class presentation |Link|
📋 Java Worksheet #17 |Link|
🌐 W3Schools: Java OOP - Inheritance |Link|
𝐆𝐆 Java OOP |Link|

Week 5: Java OOP - Encapsulation

Sep 22

♨️ OOP in Java

🌐 Encapsulation in Java - Practice

Option D: Advanced program dev. (HL Only)

D4.1 - D4.2 - Recursive Algorithms

Week 4: Java OOP - Encapsulation

Sep 15

♨️ OOP in Java

🌐 Encapsulation in Java

Topic 7: Control (HL Only)

QUIZ
7.1.6 - 7.1.8
🖥️ Class presentation |Link|

Please make sure to read the section on the Control Unit in the CS textbook.

JAVA 16: Java OOP - encapsulation

♨️ Java OOP - Encapsulation

- - Access Modifier |Link|
  - What is Encapsulation?
  - Getters and Setters Methods

- ♨️ Class presentation |Link|
📋 Java Worksheet #16
🌐 W3Schools: Java OOP - Encapsulation |Link|
𝐆𝐆 Java OOP |Link|

Week 3: Introduction to OOP

Sep 8

♨️ OOP in Java

🌐 Differences between Structural / Procedural and OOP |Link |

🌐 Four Pillars of Object Oriented Programming |Link|

JAVA 15: Java OOP (class-object)

♨️ Java OOP

- - SP vs OOP
  - Class - Object
  - Instantiation
  - Attributes - Methods - Constructors - this Keyword
  - Modifiers

- ♨️ Class presentation |Link|
📋 Java Worksheet #15 |Link|
🌐 W3Schools: Java OOP |Link|
𝐆𝐆 Java OOP |Link|

Week 2: Files in Java - Control (HL Only )

Sep 1

♨️ File Operations in Java:

⤷Writing to file with GUI

⤷Reading from file

Topic 7: Control (HL Only)

7.1.1 - 7.1.5
Sensor Cheat Sheet |Link|
🖥️ Class presentation |Link|

Week 1: Introduction - Exceptions - Files in Java

August 25

♨️ Back to school

♨️ Java Exceptions

⤷try ... catch ... finally

♨️ File Operations in Java:

⤷Writing on file

HL Only

JAVA 13: Java exceptions:

♨️ Java Exceptions:

- - Try...Catch
  - ....finally....
  - ..throw new....
  - ..throws (in methods)

♨️ Class presentation |Link|
📋 Java Worksheet #13
🌐 W3Schools: Java Exceptions |Link|
Types of Exception in Java |Link|

JAVA 14: Java File Handling

♨️ Java File Handling:

- - Write Files ➠ PrintWriter class for writing to files.
  - Read Files ➠ Scanner class to read files in Java.
  - File Parsing ➠

📋 Java Worksheet #14 |Link|
🌐 W3Schools: Java File Handling |Link|
𝐆𝐆 Java File Handling |Link|

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