Computer memory and storage are explained.

Learn about some of the different computer file types.

Types of long term storage of data on the computer and retrieval are examined.

Learn about IP packets in computer networking.

Find out how computer programs instruct computers how to process data.

A computer can compute results for them in a fraction of a second. Find out how we actually get the computer to do math for us?

Computers store all files as binary data, long strings of 111s and 000s. Files represent all types of data: images, videos, documents, text files, spreadsheets, and applications. Files are stored as binary data.

Small and large computer file sizes are examined with examples of storage data.

Computer input and output devices are examined in this article.

Practice using procedures with parameters for computer programming.

Explore how binary information is sent and how quickly they can be sent.

Learn how public key encryption can protect computer data.

Learn how symmetric encryption techniques help protect computer data.

Find out about data encryption, decryption and cracking computer data to avoid virsus and cyberattacks.

Find out why we need to encrypt computer data to avoid hackers.

A tutorial explainning the use of if, else, and Boolean logic in computer programming.

Learn how nested conditionals work in computer programming.

Learn about computer programming using compound booleans with logical operators.

Practice problems with the internet protocol suite of networks.

Practice problems to help understand scalable network systems.

Learn how computers split messages into packets and those packets hop from router to router on the way to their destination.

Learn that the internet is a network of computers connected to each other. But what does each physical connection look like? It depends on the needs of the connection and the size of the network.

Learn about the limitations of storing numbers in computer programming.

See how we can generate random values in our computer programs, and use those to make decisions and simulate natural processes.