Question

Typically, ____ are used only in large enterprises because of their cost and installation complexity.

SANs

NASs

CD-ROMs

hard disks

Answer 1

Ans: SANs

Typically, SANs are used only in large enterprises because of their cost and installation complexity.

SANs:

SANs stands for Storage Area Network. It is a computer network with the help of which we can access restricted level data storage. Storage device like disk arrays can be used through SANs. It is high speed network. SANs network contains host, switches, device inserters, etc.

Incorrect options:

NASs:

NASs stands for Network-Attached Storage. It is a data server which is attached to a computer over a network and with the help of this network data can be accessed by clients.

CD-ROMs:

CD-ROM stands for Compact Disc-Read Only Memory. It is the main part of the computer which stores all the data of the computer in its storage. Computer data cannot be deleted from the CD-ROM. This data can easily be viewed from CD-ROM.

Hard disks:

A hard disk is a storage device which stores data which we like to save in it. It is a device which records and save the data because it is a magnetic disc and in magnetic disc, files of computer can be stored.