Secondary Memory

Which memory is also called Auxiliary memory?

• Primary Memory

• Secondary Memory

Which one is not an optical disk?

• CD

• DVD

• pen drive

• BD

The circular metallic plates coated with iron oxide on both sides are called ___________

• hard disks

• tracks

• sectors

• platters

Each track is divided into ___________

• platters

• sectors

• hard disks

• memory drives

Which one is not the advantage of hard disk?

• It has huge storage capacity

• It is cheaper than optical disks.

• It is faster than optical disks.

• It is more durable than optical disks.

What is used to read and write data of optical disks?

• black board

• white board

• laser beams

• CPU

Optical disks are ___________cm in diameter.

• 10

• 11

• 12

• 13

A CD can hold upto _____________ MB of data.

• 1000

• 500

• 600

• 700

Which one has the highest storage?

• CD

• BD

• DVD

What is the full form of CD?

• Compact Disk

• Clean Disk

• Central Drive

• Central Disk