storage devices

Question 1

what are storage devices

Answer 1

• peripheral devices used for storing, backing up and sharing data

Question 2

pros and cons of hard disk drives (HDD)

Answer 2

+ large storage capacity
+ cheap so reliable

• slower than SSDs loading data
• external HDDs not portable

Question 3

pros and cons of solid state drives (SSD)

Answer 3

+ fast data read/write speeds
+ low power consumption

• expensive than HDDs
• lower storage capacity

Question 4

pros and cons of SD cards

Answer 4

+ small and portable
+ easy transferable between devices

• small storage capacity

Question 5

pros and cons of USB memory sticks

Answer 5

+ portable
+ compatible with most computer systems

• storage capacity low
• small size so can easily be lost

Question 6

pros and cons of optical disks

Answer 6

+ small and portable

• fragile and easy to damage