Input, Output and Storage Flashcards
Types of magnetic storage
● Hard disk drive
● Floppy disk
● Magnetic tape
Give examples of input devices
Keyboard
Mouse
Touchpad
Barcode reader
Microphone
Webcam
Magnetic stripe reader
Give an example of a device which is used for both input and output
Touchscreen
What name is given to the areas on a CD’s surface which have been burned into grooves by a laser?
Pits
What does CD stand for?
Compact Disc
Give examples of output devices
Speaker
Monitor
Printer
Projector
Which has the highest typical storage capacity: CD, DVD or Blu-Ray?
Blu-Ray
In a hard disk drive, what is mounted at the end of the actuating arm?
Read / write head
Give types of magnetic storage
● Hard disk drive
● Floppy disk
● Magnetic tape
Which storage device has typical capacities in the range 500GB-5TB?
Hard disk drive
Give two disadvantages of SSDs
● High cost per GB
● Limited lifespan
What does ROM stand for?
Read only memory
Describe the structure in which information is stored in flash memory
Information is stored in blocks, which are combined to form pages.
What is meant by non-volatile?
A non-volatile storage medium does not lose its information when power is lost.
Which two types of logic gate are used in flash storage?
NAND and NOR
