This continues from lesson 2. In this presentation, we examined the following:- Different computer data storage technologies- Secondary Storage and main categories: Magnetic, Solid-State, and Optical storage systems.- Tertiary Storage, offline, and cloud storage technologies. - Three types of cloud storage services: Hosted Object, File Storage, and Block Storage. It is an introduction to computer data storage, so you can explore further to learn about the workings of the afore-mentioned.