... the transfer of data. The only processor that has this capability at the moment is the Pentium 4. This method of storage also requires a constant supply of electricity. HDD:- A Hard Disk Drive is the most common method of permanent storage because of its good capacity capabilities and its good data access time. Hard Drives come in a wide range of specifications of storage capacities, access time and data transfer rate. A Hard Disks speed is measured in Rotations Per Second (rpm). A Hard Disks capacity is measured is Megabytes or Gigabytes depending on how large it is and is made up of Cylinders and Clusters. Its data capacity also relies on the format of the Hard Drive. The newest format for most Hard Drives is the FAT32 system (File Allocation Table 32). Zip Drive:- This uses cassettes as a way of retrieving and storing data. The capacity of these disks can be ...

See this essay or coursework document in full right now