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Which of the following best defines a Storage Area Network (SAN)?
a. A network that provides file-level access to storage
b. A high-speed network providing block-level access to storage devices
c. A direct connection between a computer and storage
d. A cloud-based virtual storage solution
Answer: b. A high-speed network providing block-level access to storage devicestrustedinstitute
Which protocol is commonly used in SAN environments for block data transfer?
a. HTTP
b. Fibre Channel
c. SSH
d. FTP
Answer: b. Fibre Channelclimbtheladder+1
What is the primary advantage of using SANs in enterprise environments?
a. Lower network traffic
b. High-speed data access and central management
c. Cloud integration
d. Enhanced browsing speed
Answer: b. High-speed data access and central managementgeeksforgeeks+1
What type of storage does a SAN provide?
a. Block-level storage
b. Object-level storage
c. File-level storage
d. None of the above
Answer: a. Block-level storagetrustedinstitute+1
Which of the following is NOT a typical SAN component?
a. Switch
b. Host Bus Adapter (HBA)
c. Web browser
d. Storage array
Answer: c. Web browserclimbtheladder
Which SAN protocol encapsulates SCSI commands over IP networks?
a. NFS
b. iSCSI
c. HTTP
d. SATA
Answer: b. iSCSIclimbtheladder+1
In SAN terminology, what is a “fabric”?
a. The software for storage management
b. The physical and logical infrastructure interconnecting storage devices and servers
c. The disks in a RAID array
d. The virtual machine host
Answer: b. The physical and logical infrastructure interconnecting storage devices and serversscribd+1
What is the function of a Host Bus Adapter (HBA) in a SAN?
a. Manages server boot processes
b. Provides an interface between a server and storage network
c. Monitors user access
d. Hosts management software
Answer: b. Provides an interface between a server and storage networkipwithease+1
Which of the following best describes SAN zoning?
a. Divides user accounts by department
b. Controls communication between SAN devices for security
c. Assigns disk quotas to users
d. Allocates internet bandwidth
Answer: b. Controls communication between SAN devices for securityclimbtheladder
A SAN is primarily implemented in which type of organization?
a. Large enterprises
b. Home offices
c. Small retail shops
d. Personal blogs
Answer: a. Large enterprisesscribd+1
Which of the following is a SAN management benefit?
a. Decentralized access
b. Simplified data management
c. Device-level storage only
d. Social media integration
Answer: b. Simplified data managementtrustedinstitute
What kind of storage device is typically found in a SAN?
a. Cloud repository
b. NAS box only
c. Disk arrays and tape libraries
d. Desktop hard drives
Answer: c. Disk arrays and tape librariestrustedinstitute+1
What technology improves both redundancy and performance in a SAN?
a. HTTP caching
b. RAID
c. DHCP
d. NAT
Answer: b. RAIDscribd
Which SAN protocol uses standard Ethernet networking hardware?
a. Fibre Channel
b. iSCSI
c. SCSI
d. SAS
Answer: b. iSCSIclimbtheladder
What is LUN Masking in SANs?
a. Mapping physical disks to virtual switches
b. Restricting access to storage at the logical unit level
c. Encrypting storage data
d. Allocating tape drives
Answer: b. Restricting access to storage at the logical unit levelipwithease
If a SAN uses Fibre Channel, what specialized component is needed on the host?
a. Ethernet NIC
b. Fibre Channel HBA
c. USB adapter
d. SATA controller
Answer: b. Fibre Channel HBAscribd+1
Which RAID level is often used with SANs for parity and better data protection?
a. RAID 0
b. RAID 1
c. RAID 5
d. RAID 7
Answer: c. RAID 5scribd
SAN solutions are preferred for which of the following scenarios?
a. Low data volume retrieval
b. Mission-critical applications requiring high availability
c. Web hosting on shared servers
d. Lightweight personal data backup
Answer: b. Mission-critical applications requiring high availabilitytrustedinstitute+1
What does “zoning” prevent in a SAN?
a. Server overload
b. Unauthorized access between SAN devices
c. Power outages
d. DNS conflicts
Answer: b. Unauthorized access between SAN devicesclimbtheladder
What is a “LUN” in the context of a SAN?
a. Local User Node
b. Logical Unit Number, a unique identifier for storage
c. Linear User Network
d. Last Used Node
Answer: b. Logical Unit Number, a unique identifier for storageipwithease+1
Which of the following protocols is block-based?
a. NFS
b. SMB
c. iSCSI
d. HTTP
Answer: c. iSCSItrustedinstitute+1
What does multipathing provide in SAN architecture?
a. Multi-user logins
b. Redundancy and failover for connectivity
c. Multi-core CPU support
d. Multi-color cabling
Answer: b. Redundancy and failover for connectivityipwithease
Which SAN protocol supports speeds up to 128 Gbps and is known for low latency?
a. NFS
b. Fibre Channel
c. SMB
d. SAS
Answer: b. Fibre Channelclimbtheladder
What is “hot sparing” in storage arrays?
a. Adding storage in a powered-off state
b. Use of standby disks that automatically replace failed disks
c. Using optical media for backups
d. Increasing network bandwidth
Answer: b. Use of standby disks that automatically replace failed disksipwithease
Which SAN protocol is most associated with cloud-friendly environments?
a. FCoE
b. iSCSI
c. Fibre Channel Arbitrated Loop
d. SCSI
Answer: b. iSCSItrustedinstitute+1
SAN solutions help achieve which of the following?
a. Physical decoupling of storage from servers
b. Slower data access
c. Decentralized management
d. Reduced performance
Answer: a. Physical decoupling of storage from serversgeeksforgeeks+1
Which device maintains the fabric connectivity in a SAN environment?
a. Switch
b. Router
c. Workstation
d. Printer
Answer: a. Switchscribd+1
What does “storage virtualization” in a SAN mean?
a. Using RAID technologies
b. Aggregating multiple storage devices to appear as one
c. Hardware virtualization
d. Running virtual machines
Answer: b. Aggregating multiple storage devices to appear as oneipwithease
What security feature restricts access only to specific servers for specific storage in SANs?
a. VLAN tagging
b. Zoning
c. NAT
d. VPN
Answer: b. Zoningclimbtheladder
Which is true about a SAN compared to NAS?
a. SAN uses block-level, NAS uses file-level storage
b. NAS has higher performance
c. SAN uses HTTP protocol
d. SAN cannot be virtualized
Answer: a. SAN uses block-level, NAS uses file-level storagesaninterviewquestionspdf.blogspot+1
What is the purpose of FCoE (Fibre Channel over Ethernet) in a SAN setup?
a. Providing file system translation
b. Carrying Fibre Channel frames over Ethernet networks
c. Compressing storage data for backups
d. Encrypting storage traffic
Answer: b. Carrying Fibre Channel frames over Ethernet networkstrustedinstitute
What sets the minimum number of disks required for RAID 5 in a SAN?
a. Two
b. Three
c. Four
d. Six
Answer: b. Threeipwithease+1
What is the function of JBOD (Just a Bunch Of Disks) in SAN architecture?
a. RAID level management only
b. Highest redundancy
c. Provides raw disk storage without RAID configuration
d. File-based network sharing
Answer: c. Provides raw disk storage without RAID configurationscribd
Which storage device is NOT typically connected directly to a SAN?
a. RAID array
b. Tape library
c. Standalone USB stick
d. SSD
Answer: c. Standalone USB stickclimbtheladder+1
What is the main benefit of SAN for disaster recovery purposes?
a. Slower recovery
b. Centralized backup and data replication
c. Individual tape management
d. Lower security
Answer: b. Centralized backup and data replicationgeeksforgeeks+1
Which layer of the OSI model does Fibre Channel typically operate on?
a. Application
b. Data link and physical
c. Network
d. Session
Answer: b. Data link and physicalclimbtheladder
Which is a common SAN use-case?
a. File archives for home users
b. High-availability applications with large data sets
c. Website hosting
d. Email newsletters
Answer: b. High-availability applications with large data setsgeeksforgeeks+1
What is volume management in SAN?
a. Managing groups of users
b. Creating and maintaining logical storage containers
c. Monitoring website traffic
d. Adjusting SAN switch firmware
Answer: b. Creating and maintaining logical storage containersscribd
Which technology provides data redundancy and performance by striping and mirroring on SAN arrays?
a. RAID 0+1
b. RAID 5
c. RAID 1
d. RAID 7
Answer: a. RAID 0+1scribd
What does the term “fabric switch” mean in SAN?
a. A patch panel for storage
b. A switch interconnecting SAN components
c. Desktop network card
d. Web server routing
Answer: b. A switch interconnecting SAN componentsscribd+1
What is meant by “initiator” in a SAN?
a. Software that allocates logical volumes
b. Entity that begins or initiates storage operations, typically a server
c. A type of backup archive
d. Data deduplication engine
Answer: b. Entity that begins or initiates storage operations, typically a servergeeksforgeeks+1
What is a World Wide Name (WWN) in SAN technologies?
a. Unique identifier for SAN components
b. Web URL for storage
c. Type of file system
d. Switch firmware version
Answer: a. Unique identifier for SAN componentsipwithease+1
What is a “target” in SAN protocols?
a. The switch that connects devices
b. The storage device or system that responds to requests
c. The backup server
d. The management workstation
Answer: b. The storage device or system that responds to requestsclimbtheladder
Storage virtualization in SANs enables which of the following?
a. Running more virtual machines
b. Pooling storage resources for improved utilization
c. Compressing files automatically
d. Deleting unused disks automatically
Answer: b. Pooling storage resources for improved utilizationipwithease
Which role does a SAN administrator most likely perform?
a. Optimizing LAN for gaming
b. Creating and managing storage volumes, zoning, and monitoring usage
c. Scheduling social media posts
d. Developing web applications
Answer: b. Creating and managing storage volumes, zoning, and monitoring usagescribd+1
What is the key difference between SAN and DAS?
a. SAN is for slow environments, DAS for high-speed
b. SAN is networked, DAS is direct attached
c. Both use only file protocols
d. DAS is for virtual networks
Answer: b. SAN is networked, DAS is direct attachedsanfoundry
What is a primary challenge of implementing SANs?
a. Lack of support for RAID
b. Cost and complexity
c. Limited to small data volumes
d. Inability to scale
Answer: b. Cost and complexitytrustedinstitute+1
Which practice is strongly recommended for SAN data security?
a. No access controls
b. Zoning and LUN masking
c. Shared passwords
d. All storage on a public network
Answer: b. Zoning and LUN maskingipwithease+1
What redundancy feature can ensure continued storage access if a path fails?
a. Traffic shaping
b. Multipathing
c. DHCP reservation
d. Proxy server
Answer: b. Multipathingipwithease
The term “Fibre Channel Arbitrated Loop” (FC-AL) in SAN refers to:
a. Legacy Fibre Channel topology connecting devices in a loop
b. Managing storage via HTTP
c. Disk mirroring protocol
d. RAID disk management
Answer: a. Legacy Fibre Channel topology connecting devices in a loopclimbtheladder

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