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200-150 · Question #19

Which two options are file-based storage protocols? (Choose two.)

The correct answer is B. CIFS D. NFS. File-based storage protocols expose data as files over a network, in contrast to block-level protocols that provide raw storage access.

Cisco Data Center Storage

Question

Which two options are file-based storage protocols? (Choose two.)

Options

  • ATelnet
  • BCIFS
  • CFibre Channel
  • DNFS
  • EiSCSI

How the community answered

(36 responses)
  • A
    6% (2)
  • B
    92% (33)
  • E
    3% (1)

Why each option

File-based storage protocols expose data as files over a network, in contrast to block-level protocols that provide raw storage access.

ATelnet

Telnet is a remote terminal emulation protocol for managing devices via command line - it has no role in storage access.

BCIFSCorrect

CIFS (Common Internet File System) is a file-based storage protocol derived from SMB that allows clients to read and write files over a network as if they were local, operating entirely at the file abstraction layer.

CFibre Channel

Fibre Channel is a high-speed block-level SAN protocol that exposes raw storage blocks to hosts, not files.

DNFSCorrect

NFS (Network File System) is a distributed file-system protocol enabling file-level access to shared storage over a network, widely used in Unix and Linux environments.

EiSCSI

iSCSI encapsulates SCSI block-level commands over IP networks, providing raw block access rather than file-level access.

Concept tested: File-based vs block-based storage protocol classification

Source: https://www.cisco.com/c/en/us/products/storage-networking/index.html

Topics

#file-based storage#CIFS#NFS#storage protocols

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