![]() ![]() ![]() ![]() Most hard drives use enhanced integrated drive electronics (EIDE) including cables and connectors to the motherboard. The arm writes new data to the platters and reads new data from them. When the platters rotate, an arm with a read/write head extends across the platters. Most hard drives operate on high speed interfaces using serial ATA (SATA) or serial attached technology. The disk moves at an accelerated rate, allowing data to be accessed immediately. Typically it spins at 5,400 to 15,000 RPM. Techopedia Explains Hard Disk Drive (HDD)Ī hard drive fits inside a computer case and is firmly attached with the use of braces and screws to prevent it from being jarred as it spins.
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