Difference Between RAM and Hard Drive | Difference Between
Amazon.com: DBG 3.5in 7E8 Enterprise Dry Drive 18TB SATA HDD 7200RPM 6GB/S Mechanical Hard Drive ST18000NM000J : Electronics
Mr. Mod Storage Information Webpage
Ezigbo on Twitter: "The HDD is made of an internal disk that spins around when ever the system is turned on, which means it's ready for data to be read from it