write once read many optical diskexternal data representation

write once read many optical diskWorld Trade Organization

compact disc - write once read many

write many read many

write once read many

write-once optical disk

write-once read-many

Disk Read-Write Head

write once disk

write-once read multiple times optical disk

write once read only memory

WMLwrite once read many

word readwrite once read many

workspace pointerwrite once read many compact disk

WORMwrite once read many compact disk

alternate read-write

combined read-write head

compact disc - read write

compact disc - write once