CHANGES IN SECONDARY COMPUTER STORAGE

Changes in Secondary Computer Storage

CHANGES IN SECONDARY COMPUTER STORAGE

Historically the secondary storage is habitually in the realm of change. Technology and desires are habitually impelling the medium lesser, much quicker, more dependable, protected and of increasing capacity. Just like some 10 years back the 5.25" dives were restored by this 3.5" drives for lesser dimensions and bigger capacity.

 

 History  

History of lesser storage is calm intriguing, as it has glimpsed the use of papers to silicon to optical medium. With each lifetime it gets better, much quicker and lesser is dimensions and habitually expanding the storage capacity.

 

Paper Punch Card

Paper Punch cards utilized primarily as the first external storage device. It utilized paper card/roll with apertures as data. Meaning an aperture was none, and no aperture was one. Programmers utilized to hit the business card for even supplying input. Printers were there to hit the output for storage.

 

Floppy Drive (8")

Magnetic disks of round form appeared as the benchmark for lesser storage device. It became very well liked as it was more robust and handy than the paper roll, and could shop more facts and numbers as was somewhat sturdy.

 

Floppy Drive (5.25")

Further advancement in the material and magnetic domain supplied better density and supplied much higher storage capability in lesser area. Now the disks furthermore begun to become twice aligned supplying even more facts and numbers storage locality in the identical dimensions disks.

 

Floppy Drive (3.5")

This newspapers peaked with the 3.5" FDD that is little and sturdy sufficient to convey in the casual trousers pocket. This case furthermore supplied cover even for the locality that is utilized for reading. This produced in more defenses from dust etc even if the floppy is not in any cover.

 

Zip Drive

This drive issued in 1994 by a business called Iomega was adept of retaining 100MB of data. This furthermore values the magnetic coating like the other FDD, but of higher value and of better expertise that desires focused drives for reading and composing on this media. Currently the Zip Disk can contain 250MB of data.

 

Flash Drive (USB Drive)

Also renowned as Pen Drive is the next transformation in lesser portable storage device. Starting with twosome of MB storage capability the major affinity was its solid state rugged building and adept of being utilized on any computer equipped with USB port. Initially it required exact person going by car to be established on the previous OS in ...