MCQs

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Overall MCQs for Reference

iSCSI is mapping of
a. SCSI over TCP/IP
b. IP over SCSI
c. FC over IP
d. None of the mentioned
Answer: asanfoundry
iSCSI allows what type of access
a. Block level
b. File level
c. Both block and file level
d. None of the mentioned
Answer: asanfoundry
iSCSI names are:
a. Globally unique and temporary
b. Local to the setup
c. Globally unique and permanent
d. Local to the setup and temporary
Answer: csanfoundry
Which of the following is not true of iSCSI names?
a. iSCSI names are associated with iSCSI nodes (targets and initiators)
b. iSCSI names are associated with network adapter cards
c. iSCSI names are worldwide unique
d. iSCSI names are permanent
Answer: bsanfoundry
Which of the following is not a valid iSCSI name?
a. iqn.2001-04.com.mystorage:storage.tape1
b. iqn.2001-04.com.mystorage
c. iqn.01-04.com.example.disk
d. None of the mentioned
Answer: csanfoundry
Which of the following is not a valid iSCSI name?
a. eui.1234098769785341
b. eui.4237098769785341
c. eui.12340987697853422.disk
d. None of the mentioned
Answer: csanfoundry
Discovery session in iSCSI is used for:
a. Discovering iSCSI targets and their TargetAddresses
b. Probing LUNs on iSCSI targets
c. Probing New LUNs
d. None of the mentioned
Answer: asanfoundry
Which of the following are valid SendTargets commands?
a. SendTargets=iqn.2001-04.com.mystorage:storage.tape1
b. SendTargets=all.FC
c. SendTargets=all.iSCSI
d. None of the mentioned
Answer: asanfoundry
iSCSI targets can be discovered by
a. SendTargets
b. Static configuration
c. Using SLP/iSNS
d. All of the mentioned
Answer: dsanfoundry
Which of the following is false?
a. iSCSI requires login from initiator to target
b. There can be multiple paths between initiator and target
c. Data integrity is ensured using digests
d. None of the mentioned
Answer: dsanfoundry
Which of the following is false regarding multiple paths?
a. Load balancing can be done
b. Higher throughput can be achieved
c. Path Failover can be done
d. None of the mentioned
Answer: dsanfoundry
Which of the following is invalid error recovery level?
a. Session level recovery
b. SCSI level recovery
c. Connection level recovery
d. Digest failure recovery
Answer: dsanfoundry
Which statement is true?
a. iSCSI can be implemented in software
b. iSCSI can be implemented in hardware
c. System can boot from iSCSI disk over network
d. All of the mentioned
Answer: dsanfoundry
Which of the following statement is false?
a. iSCSI can run on 1GB networks
b. iSCSI can run on 10GB networks
c. iSCSI requires Fibre Channel HBA on the host
d. iSCSI requires network card on the host
Answer: csanfoundry
Which companies have iSCSI products?
a. Equallogic
b. Qlogic
c. EMC
d. All of the mentioned
Answer: dsanfoundry
iSCSI protocol operates in which model?
a. Server-client
b. Initiator-target
c. Peer-to-peer
d. Storage-only
Answer: bwebmin
The primary function of the iSCSI target is to:
a. Start IP-based sessions
b. Expose block-level storage devices
c. Restrict access
d. Monitor bandwidth
Answer: bwebmin
What is a LUN in iSCSI context?
a. Logical User Name
b. Logical Unique Network
c. Logical Unit Number
d. Login Unification Node
Answer: cwebmin
Which authentication protocol does iSCSI commonly use?
a. OAuth
b. Kerberos
c. CHAP
d. PAP
Answer: cwebmin
After a session is established, iSCSI target handles:
a. Only SCSI commands
b. SCSI commands, data, and status
c. Only data
d. Only connection setup
Answer: bwebmin
Which feature allows for redundancy and load balancing in iSCSI?
a. Partitioning
b. Multipathing
c. RAIDs
d. VLANing
Answer: bwebmin
iSCSI can use which existing infrastructure?
a. Only Fibre Channel switches
b. Only specialized hardware
c. Standard Ethernet NICs, hubs, switches
d. None of the above
Answer: coracle
What port is default for iSCSI Target service?
a. 8080
b. 3260
c. 389
d. 443
Answer: byoutube
Which hosts are considered iSCSI initiators?
a. Storage servers only
b. Clients accessing block storage over the network
c. Backup servers
d. Web servers only
Answer: bwebmin
The role of iSCSI in a SAN is to:
a. Provide file-level storage
b. Provide block-level storage over IP
c. Manage web traffic
d. Regulate INodes
Answer: boracle+1
iSCSI supports which type of data transfer?
a. Encrypted only
b. SCSI commands, data, status over IP
c. HTTP only
d. ISDN frames
Answer: boracle+1
Which scenario best suits iSCSI?
a. High-end, dedicated fibre channel networks
b. Cost-effective storage over LAN
c. External USB disk sharing
d. SATA-only networks
Answer: boracle
Which iSCSI component provides storage?
a. Initiator
b. Target
c. CHAP module
d. NIC
Answer: bwebmin
What does the first “i” in iSCSI stand for?
a. Independent
b. Internet
c. Integrated
d. Internal
Answer: buwyo
Which is not required for iSCSI operation?
a. Network adapter
b. Fibre Channel HBA
c. IP network
d. SCSI commands
Answer: bsanfoundry
Which of the following allows block-level storage access via TCP/IP?
a. NAS
b. iSCSI
c. FTP
d. HTTPS
Answer: boracle
What is used for iSCSI discovery?
a. LDAP
b. SendTargets
c. DNS
d. SMTP
Answer: bsanfoundry
iSCSI digests help ensure:
a. Network speed
b. Compatibility
c. Data integrity
d. Multipathing
Answer: csanfoundry
Which is a unique identifier in iSCSI naming?
a. iQN
b. MAC
c. UUID
d. DNS
Answer: asanfoundry
iSCSI names must be:
a. Permanent and globally unique
b. Temporary and local
c. Shared between nodes
d. Random per connection
Answer: asanfoundry
iSCSI error recovery can occur at which levels?
a. Digest, session, connection
b. Only connection
c. File system only
d. Hardware layer
Answer: asanfoundry
The network protocol for iSCSI transport is:
a. UDP
b. ICMP
c. TCP
d. HTTP
Answer: csanfoundry
Which of the following best describes iSCSI’s role in virtualization?
a. Networking only
b. Provides shared storage for VMs
c. VM migration
d. VM backup
Answer: bwebmin
iSCSI traffic is susceptible to:
a. Only hardware failure
b. Network congestion affecting storage
c. Memory bottlenecks only
d. None of the above
Answer: boracle
In iSCSI, which can be implemented in hardware or software?
a. Only initiator
b. Only target
c. Both initiator and target
d. Neither
Answer: csanfoundry
What helps restrict access to an iSCSI storage target?
a. DNS alias
b. CHAP authentication
c. VLAN assignment
d. Port forwarding
Answer: bwebmin
What is a benefit of iSCSI over Fibre Channel (FC)?
a. More complexity
b. Use of standard Ethernet
c. Unique cabling requirements
d. Higher cost
Answer: blightbitslabs
What is a common use case for iSCSI targets in Windows Server?
a. Web service deployment
b. Export storage to VMs and other servers
c. Print spooling
d. DNS requests
Answer: btechcommunity.microsoft
Which is NOT true about iSCSI targets in Windows Server 2012?
a. Supports online resizing of disks
b. Needs separate hardware for SMI-S
c. Supports dual-active clusters
d. Allows hosted cloud management
Answer: btechcommunity.microsoft
What must an iSCSI initiator use to connect to a target?
a. LUN ID
b. Target’s network address
c. MAC address
d. iSCSI node password only
Answer: bsanfoundry
What port number does the iSCSI service typically use?
a. 3260
b. 1433
c. 8080
d. 25
Answer: ayoutube
Which of the following is a limitation of iSCSI as per Solaris implementation?
a. Maximum one LUN
b. No boot support
c. No data integrity
d. No authentication
Answer: boracle
iSCSI node names are typically:
a. User-defined
b. Assigned by storage vendor
c. Based on MAC address
d. None of the above
Answer: asanfoundry
Which describes a use for iSCSI multipathing?
a. Improve bandwidth and provide failover
b. Encrypt storage data
c. Backup data incrementally
d. Compress storage blocks
Answer: awebmin
An iSCSI session represents:
a. A connection between two NICs
b. Communication between initiator and target
c. A storage replication event
d. Virtual disk expansion
Answer: bwebmin

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