1. Watch the following videos at ITFreeTraining.com. Basics of how RAM worksLinks to an external site. Optical MediaLinks to an external site. SCSILinks to an external site. IDE/PATALinks to an external site. Hybrid Drives & Dual-DriveLinks to an external site. Installing MemoryLinks to an external site. Laptop MemoryLinks to an external site. Network Speeds and LimitationsLinks to an external site. DDR MemoryLinks to an external site. USB to EthernetLinks to an external site. How RAM Caches, Buses and Virtual Memory WorkLinks to an external site. Parity and Error CorrectionLinks to an external site. Unbuffered, registered, buffered and fully buffered RAMLinks to an external site. Asynchronous and Synchronous DRAMLinks to an external site. 2. Describe what you learned. 3. If any, describe the concept(s) you do not understand. ***Requirement: minimum 400 words. .