Studied by 1 person
made this the night before my test 🫶
which is typically has a slower access speed backing or internal memory?
backing storage
which has bigger storage backing or internal memory?
backing storage
magnetic drives disadvantages
has moving parts, slower access time and is affected by magnetic fields
optical disks advantages
portable, durable, low cost
magnetic drives advantages
high capacity, low cost per GB
optical disks disadvantages
limited capacity, susceptible to scratches
solid state media advantages
fast access, no moving parts
solid state media disadvantages
more expensive, limited write cycles
what is magnetic drives used for?
long term storage
what is solid states media used for?
fast data storage for portable devices
characteristics of backing storage
all high capacity except CD
examples of magnetic drives
magnetic drive, fixed magnetic hard drive, portable magnetic hard drive, magnetic tape
examples of optical media
CD, DVD, Blu ray
blu ray
requires specific hardware, has high definition video and high capacity data storage
examples of solid state media
fixed SSD, portable SSD, pen drive
what does portable magnetic hard drive and portable SSD have in common?
they are both used for external storage
what is backing storage used for?
long term storage
what is internal memory storage used for?
temporary storage (RAM/ROM)
