Storage Devices 0.0 / 5 ? ICTStorage DevicesBTEC NationalOther Created by: Francesca11wCreated on: 15-12-17 09:37 Definition (Hard Disk Drive) - magnetic storage devices, commonly used as the primary internal storage device but can be external 1 of 18 Strengths - large storage capacity, low cost, reliable 2 of 18 Limitations - slower than SSDs at loading data, external HDDs are not as portable as some other options 3 of 18 Defintion (Solid State Drives) - flash memory devices, commonly used as primary storage in portable computing like tablets and laptops 4 of 18 Strengths - fast data transfer, lower power consumption, reliable 5 of 18 Limitations - higher cost than HDDs, lower storage capacity, only have a finite number of writes 6 of 18 Definiton (SD Cards) - small flash memory cards that are commonly used for storage in digital cameras and some smartphones 7 of 18 Strengths - small and portable, easy to transfer between devices with SD readers 8 of 18 Limitations - small storage capacity, greater capacity is costly, various enhancement to the standards resulting in potential compatability problems 9 of 18 Definition (USB Memory Sticks) - small flash memory devices that connect through a USB port 10 of 18 Strengths - portable device, compatible with most computers 11 of 18 Limitations - storage capacity is low, only a finite number of writes before they break, as they are small they can break easily 12 of 18 Definition (Optical Devices) - CDs, DVDs and Blu-ray disks are used for software, music and movies 13 of 18 Strengths - small and portable, a lot of devices have built in capability to read optical discs, with external devices beinginexpensive if needed 14 of 18 Limitations - archival stablity of writable media can be questionable, fragile and easy to damage 15 of 18 Definition (Magnetic Tape) - used for large data backup 16 of 18 Strengths - very large storage capacity, cheap 17 of 18 Limitations - data is accessed serially which is very slow, requires specialist equipment for recording and reading data 18 of 18
Comments
No comments have yet been made