Q. Which three statements describe differences between Storage Area Network (SAN) and Network Attached Storage (NAS) solutions? Choose three.

i. SAN is generally more expensive but provides higher performance
ii. NAS uses TCP/IP for communication between hosts and the NAS server
iii. NAS requires additional hardware on a host: a host bus adapter for connectivity
iv. SAN uses proprietary protocols for communication between hosts and the SAN fabric

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Q. I/O requests to disk storage on a SAN are called

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Q. What’s the demerits of DAS ?

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Q. Which topology is best suited for medium sized enterprise.

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Q. Disk controller driver in DAS architecture is replaced in SAN either with _____________.

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Q. Which storage technology requires downtime to add new hard disk capacity?

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Q. In SAN storage model, the operating system view storage resources as ________ devices.

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Q. Identify a network file protocol in the below mentioned set.

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Q. What will be used by SAN to provide connectivity between hosts and storage?

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Q. In FC structure which layer maps block I/O SCSI commands into FC frames?

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Q. What are the major benefits of SAN?

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Q. Which data storage technology offers the best performance?

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Q. Identify the data storage technology used in the data center?

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Q. Which of the following is not a non volatile storage device?

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Q. Which of the following is sequential access storage device?

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Q. Which of the Following is not an off-line storage device?

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Q. Pick the wrong statement about the hard disk?

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Q. Which of the following statements about various hard disks is wrong?

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Q. Which of the following is false?

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Q. Which of the following is not true about JBOD?

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