Which storage device is known as laser disk or optic disk?
Compact disc
Floppy disk
Hard disk
None of these
What is the thickness of a CD?
12mm
20m
10mm
25mm
What will get when the floppy is divided during floppy disk formatting?
Tracks and sectors
Lines and angles
Planes and points
Which is the main memory of a computer?
Primary memory
Secondary memory
Random access memory
Which material is used to make floppy disk?
Mylar
Polycarbonate
Plastic
Which type of memory is used to store data permanently?
RAM
Who developed Floppy disk?
Apple
Microsoft
Suntech
IBM
Which type of memory uses magnetic disk?
Main memory
Both (1) and (2)
Which of the following is not a storage device?
Mother board
Pen drive
Floppy
Compact Disc
Which is the main storage media device of a computer that stores all the data permanently?
CD
Hard drive
DVD