Q A

Q & A

1:	What are the two main performance areas in storage networks?
2:	True or false: DAS storage is less reliable than network storage.
3:	Which of the following is not part of the software used in the I/O path: file system, volume manager, storage resource manager, multipathing drivers, or SCSI driver?
4:	What are the two layers most HBAs need?
5:	Name the host system hardware components in the I/O path.
6:	What is flow control used for?
7:	Name the subsystem hardware elements found in the I/O path.
8:	True or false: Storage controllers in subsystems are the same as host system HBAs.
9:	True or false: File systems and operating systems do not have to be from the same vendor.
10:	True or false: The volume manager usually writes I/Os directly to disk device drivers.