When the RTO requirement is within 10 minutes, the traditional tape backup method is not recommended.

• A.TRUE
• B.FALSE

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Which of the following technologies are able to quickly obtain valuable information from a variety of data types in a short period of time from a collection of vast amounts of data?

• A.Internet Of Things.
• B.Big Data.
• C.Social Media.
• D.Cloud.

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The difference between DAS and SAN, which of the following descriptions is wrong?

• A.SAN redundant networking provides higher reliability
  B, DAS and SAN are all external storage, so storage resource sharing can be easily achieved C, DAS is suitable for small and medium-sized LAN environment with only a few servers
• B.SAN is suitable for high-end storage application environments, such as key databases, centralized storage, large-scale storage, backup and Disaster recovery and other scenarios

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Which of the following occurs after multipathing software is installed on a host? (Multiple Choice)

• A.Improves link reliability and prevents the failure of a single link from causing a system failure.
• B.Maps a LUN to the host
• C.Sets up connection between a storage device and the host.
• D.Avoids logical errors from occurring in the operating system as a result of multiple reachable paths to the same LUN.

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Which of the following statements are NOT true? (Choose all that apply.)

• A.Both the CIFS as well as the NFS protocol requires file format conversion.
• B.One disadvantage of CIFS is that Windows clients must be equipped with dedicated software.
• C.NFS is a stateless protocol while CIFS is a stateful protocol. NFS can be automatically recovered from a fault while CIFS cannot.
• D.CIFS is a network-based sharing protocol. It has high demands on network transmission reliability, so it usually uses TCP/IP.

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