What is the thickness of a CD?
12mm
20m
10mm
25mm
Which material is used to make floppy disk?
Mylar
Polycarbonate
Plastic
None of these
How the computer datas are stored in memory?
Tonnes
Milliseconds
Bytes
Millimeters
What is the storage capacity of 3½" floppies?
1.44KB, 2.88KB
1.44MB, 2.88MB
2.5MB, 4MB
Which is the main storage media device of a computer that stores all the data permanently?
CD
Floppy
Hard drive
DVD
What does CD stands for?
Computer Disc
Compact Disc
Compiler Disc
Which type of memory is used to store data permanently?
Primary memory
Secondary memory
RAM
Which device is used for reading and writing the information on disks?
Drives
Peripherals
IC's
Which one is used to make the CD plate?
Magnetic tape
Poly carbonate
Which type of memory uses magnetic disk?
Main memory
Both (1) and (2)
