Questions on Storage Devices

The RED writing is the answers.

RAM and ROM are types of storage.
(a) Explain the major difference between RAM and ROM:
RAM is random access memory and is read only memory.

Ring two items which are storage media.
A. Flash memory card 
B. Graph plotter
C. Magnetic disc
D. OCR
E. OMR
F. Touch pad

Ring two items which are magnetic storage media.

A. CD ROM 

B. DVD ROM

C. DVD RW

D. Floppy disk
E. Hard disk
F. Memory stick

Ring two items which are storage media.
A. Bar code reader
B. DVD RAM
C. Joystick
D. Magnetic tape
E. Sensor
F. Touch screen

                                                                                                    True     False       

Backing storage devices are examples of software                      X