Answer Posted / manoj

Raid is Redundant Array of Independent Disks/Device.It is
Technology to improve Disk read & write Performence and
FaultTolerance., By adding new disk u can recover data if
one of disk goes down / fails. parity is a calculated
technique to rebuild data from disk fails.
levels in Raid
0 - stripping
1 - Mirroring
3 - Striping with Parity
5 - Striping with Parity with more fault tolerant widley
used.

I would like to know whether Simado and Setu products are they EPBX or not ?

1926

What are system calls used for process management in linux?

583

Explain process management system calls in linux?

544

what are different ways the context switch happens from user to kernel space or vice-versa ?

2138