SECONDARY STAGE

DISK CACHING: The solution of Ram is been used to fast up the data on the disk drive and hard disk.
It works on when there's a new data on a computer,the operating system would check on the data in the cache before reading into the disk.

FILE COMPRESSION: It's main role is more on communications, because it can use devices to store the same amount of data in low bits,meaning its stores data in a format that requires less space than the computer before and this tool is usually used in backup utilities and spreadsheet apps.

FILE DECOMPRESSION:The decompression program extracts from all the compression formats and can be pretty tall order we can combine the one program like WinRAR and you dan creat your own decompressed archives.

INTERNAL HARD DRIVE: It is a tool that can use for when you need a tool that handles the bad sectors as dectected in the manufacturing stage in your computer. It can reserve storage and relocate the defective disk sectors and remapping the bad sectors.

OPTICAL DISC DRIVE:This disk holds a storage medium which means it holds the data and has wrote by lasers and can read it well. The good thing is that it is portable magnetic ada can store many data up to 6gig.

SOLID-STATE STORAGE DISK:SSSD is also called solid state drive and sometimes solid state storage disk.It is a disk that has own CPUs and manage data storage, it's  high performance  and a plug and play storage device.