About Hardware class..

Hi, friends. Nice to meet u all.

To day onwards i am a one of the member of in the UDL project work Hardware Team. Praveen sir taken a class on the Introduction about Hard Disks. Our Team consists of 5 members.
He explained about Hard disks and DVD's Similar mechanism, visualization and graphical representation as well as alignment between the Disk and Read write head, Encoding and Terminology. DVDs are two types one is single layer and second is Duel layer, it has the capacities of 20 GB and 50 GB.

Blue Ray Disk is the new generation Disk.

Hard Disk consists of:

4 bits = 1 nibble
8 bits = 1 byte
1024 bytes = 1 KB
1024 KB = 1 MB
1024 MB = 1 GB
1024 GB = 1 TB
1024 TB = 1 PETA Byte.