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Check out what the first big idea of AP Computer Science A is: creative development. These resources cover program functions, program design, and the correct process for identifying and then correcting errors. These resources will make sure you fully understand program development for this course!

Unit 1 – Creative Development

The second big idea of AP Computer Science A is data! These resources will show the importance of data, data compression, how to identify information within forms of data, and how to effectively use programs in combination with data. It also covers lossy data and data compression explanations and examples.

Unit 2 – Data

Learn all you need to know about the third big idea of AP Computer Science A: algorithms and programming. This covers variables, effective algorithms, mathematical expressions, boolean expressions, developing algorithms, and much more. This will make sure you understand the importance of algorithms and programming within the course!

Unit 3 – Algorithms & Programming

The fourth big idea of AP Computer Science A is all about computer systems and networks. These resources cover an overview of the internet, fault tolerance, and a comparison of parallel and distributed computing. This will make it easier to fully understand the importance of this big idea!

Unit 4 – Computer Systems & Networks

Finally, the last big idea of AP Computer Science A: the impact of computing. We cover the positive and negative impacts of computing, computing bias, crowdsourcing, the digital divide and so much more so you can fully understand the wide reaching consequences both legally and morally and how to complete safe computing.

Unit 5 – Impact of Computing

Frequently Asked Questions

Check out these resources that provide helpful advice and information in order to prepare you for your AP Computer Science P exam. With explanations about the multiple choice section, performance tasks, and a complete exam guide, these resources will make sure you are completely prepared to take and ace your exam!

Previous Exam Prep

AP Cram Sessions 2021

First Unit

Study Tools

Exam Skills

1.1 Intro to Big Idea 1: Creative Development and Collaboration

1.2 Program Function and Purpose

1.3 Program Design and Development

1.4 Identifying and Correcting Errors

Big Idea 1 Overview: Creative Development

2.2 Data Compression

2.4 Using Programs with Data

2.3 Extracting Information from Data

Big Idea 2 Overview: Data

2.1 Binary Numbers

3.3 Mathematical Expressions

3.8 Iteration

3.6 Conditionals

3.13 Developing Procedures

3.9 Developing Algorithms

3.2 Data Abstraction

3.12 Calling Procedures

3.14 Libraries

3.4 Strings

3.15 Random Values

3.16 Simulations

3.5 Boolean Expressions

3.11 Binary Search

Big Idea 3: Algorithms and Programming

3.7 Nested Conditionals

3.17 Algorithmic Efficiency

3.10 Lists

3.18 Undecidable Problems

3.1 Variables and Assignments

4.1 The Internet

4.2 Fault Tolerance

Big Idea 4 Overview: Computer Systems and Networks

4.3 Parallel and Distributed Computing

Big Idea 5 Overview: Impact of Computing

5.4 Crowdsourcing

5.3 Computing Bias

5.2 Digital Divide

5.5 Legal and Ethical Concerns

5.1 Beneficial and Harmful Effects

5.6 Safe Computing

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🎉NMSI AP Reader Chat: Computer Science (CSP and CSA)

Big Idea 1: Creative Development 

CSA & CSP Review Slides

🌶️ AP Comp Sci P Cram Review: Big Idea 3: Algorithms and Programming