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Storage Area Network (SAN) in Storage Systems

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Storage Area Network (SAN) in Storage Systems

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Questions and Answers

What type of coating is used in a CD, DVD, or BD for data storage?

Magnetic coating

Plastic coating

Polycarbonate coating

Reflective coating (correct)

What is the purpose of a router in a network?

Stores data temporarily

Provides power to compute systems

Enables compute systems to communicate with each other

Enables different networks to communicate with each other (correct)

What is the benefit of storage virtualization?

Limits access to storage resources

Increases storage costs

Provides a low-cost solution for long-term data storage (correct)

Allows only sequential data access

What type of cables are commonly used for networking?

Both copper cables and optical fiber cables Signup and view all the answers

What enables different compute systems in a network to communicate with each other?

Switch Signup and view all the answers

What is the primary function of a Storage Area Network (SAN)?

To enable information exchange between compute systems and storage systems Signup and view all the answers

What is the term for the communication paths between IT infrastructure components for information exchange and resource sharing?

Connectivity Signup and view all the answers

What is the main advantage of using Solid-state (flash) drives in storage systems?

Low power requirements and high throughput Signup and view all the answers

What is the main benefit of a storage pool in a storage system?

Improved utilization of storage systems Signup and view all the answers

What type of storage device is most commonly used due to its large storage capacity?

Magnetic disk drive Signup and view all the answers

What is the primary difference between a Magnetic disk drive and a Solid-state drive?

Physical storage medium Signup and view all the answers

What is the primary purpose of the paging process?

To move inactive physical memory pages to the swap file Signup and view all the answers

What determines which pages are moved to the swap file?

The least-used pages Signup and view all the answers

What is the disadvantage of accessing swap file pages compared to physical memory pages?

Slower access times Signup and view all the answers

What is the benefit of using LVM?

It enables administrators to change storage allocation while the application is running Signup and view all the answers

What is a volume group composed of?

One or more physical volumes Signup and view all the answers

What is assigned to each physical volume when it is initialized for use by the LVM?

A unique physical volume identifier (PVID) Signup and view all the answers