Dell Dca Ism Associate Info Storage Management Practice Test - Set 1
Test your knowledge with this Dell Dca Ism Associate Info Storage Management mock exam. Get real-world IT questions and prepare for certification success.
DCA-ISM: Dell Associate Information Storage Management - Exam Information
Exam Information
Exam Code
Dell Dca Ism Associate Info Storage Management
Exam Title
DCA-ISM: Dell Associate Information Storage Management
Vendor
Dell
Difficulty
Associate
Duration
90 Minutes
Question Format
Multiple Choice
Last Updated
March 10, 2025
Validates foundational knowledge in storage infrastructure, storage networking, backup, and cloud storage.
1. Which RAID level provides the best performance but no redundancy?
RAID 0
RAID 1
RAID 5
RAID 10
✅ Correct Answer: RAID 0
2. What is the minimum number of disks required for RAID 5?
2
3
4
5
✅ Correct Answer: 3
3. Which storage protocol uses TCP/IP for block-level storage access?
iSCSI
Fibre Channel
NFS
SMB
✅ Correct Answer: iSCSI
4. What does LUN stand for in storage terminology?
Logical Unit Number
Local Unified Network
Linked User Node
Longitudinal Usage Node
✅ Correct Answer: Logical Unit Number
5. Which component manages I/O operations in a storage array?
Storage Processor
Hard Disk
RAID Controller
JBOD
✅ Correct Answer: Storage Processor
6. What is the primary benefit of thin provisioning?
Efficient storage utilization
Improved performance
Enhanced security
Automatic backups
✅ Correct Answer: Efficient storage utilization
7. Which technology allows storage to be presented as local disks to multiple servers?
SAN
DAS
NAS
Cloud Storage
✅ Correct Answer: SAN
8. What is the purpose of multipathing in storage networks?
Redundancy and load balancing
Data compression
Encryption
Deduplication
✅ Correct Answer: Redundancy and load balancing
9. Which RAID level combines mirroring and striping?
RAID 10
RAID 0
RAID 5
RAID 6
✅ Correct Answer: RAID 10
10. What does WWN stand for in Fibre Channel?
World Wide Name
Wide Area Network
Write When Needed
Wired Wireless Network
✅ Correct Answer: World Wide Name
11. Which storage type is best suited for unstructured data?
Object Storage
Block Storage
File Storage
DAS
✅ Correct Answer: Object Storage
12. What is the primary function of a storage gateway?
Bridge between on-prem and cloud storage
Encrypt stored data
Manage RAID arrays
Replace SAN switches
✅ Correct Answer: Bridge between on-prem and cloud storage
13. Which protocol is used for Fibre Channel over Ethernet?
FCoE
iSCSI
NFS
SMB
✅ Correct Answer: FCoE
14. What does QoS manage in storage systems?
Performance prioritization
Data integrity
Capacity planning
Security policies
✅ Correct Answer: Performance prioritization
15. Which technology provides continuous data protection?
CDP
RAID
LUN masking
Thin provisioning
✅ Correct Answer: CDP
16. What is the purpose of a storage area network zoning?
Access control between devices
Performance optimization
Data compression
Capacity expansion
✅ Correct Answer: Access control between devices
17. Which component connects servers to storage in a FC SAN?
FC Switch
Router
Load Balancer
Firewall
✅ Correct Answer: FC Switch
18. What is the main advantage of NVMe over SATA?
Lower latency
Higher capacity
Better redundancy
Lower cost
✅ Correct Answer: Lower latency
19. Which Dell EMC product provides midrange storage solutions?
PowerStore
Isilon
XtremIO
VxRail
✅ Correct Answer: PowerStore
20. What is the purpose of storage tiering?
Optimize cost and performance
Increase security
Simplify management
Enable deduplication
✅ Correct Answer: Optimize cost and performance
21. What is the primary purpose of a storage array cache?
Improve performance
Increase capacity
Enhance security
Reduce power consumption
✅ Correct Answer: Improve performance
22. Which RAID level provides fault tolerance with distributed parity?
RAID 5
RAID 0
RAID 1
RAID 10
✅ Correct Answer: RAID 5
23. What is the primary function of a storage controller?
Manage I/O operations
Provide cooling
Encrypt data
Monitor network traffic
✅ Correct Answer: Manage I/O operations
24. Which storage protocol is best suited for high-performance, low-latency environments?
NVMe over Fabrics
iSCSI
NFS
SMB
✅ Correct Answer: NVMe over Fabrics
25. What is the minimum number of disks required for RAID 6?
4
2
3
5
✅ Correct Answer: 4
26. Which component provides physical connectivity between servers and FC storage?
HBA (Host Bus Adapter)
NIC
RAID controller
SAS expander
✅ Correct Answer: HBA (Host Bus Adapter)
27. What is the primary advantage of erasure coding over RAID?
Better scalability
Lower cost
Simpler management
Faster rebuild times
✅ Correct Answer: Better scalability
28. Which Dell EMC product is designed for all-flash storage?
PowerStore
Isilon
ECS
Data Domain
✅ Correct Answer: PowerStore
29. What is the purpose of storage replication?
Data protection and availability
Performance optimization
Capacity expansion
Security hardening
✅ Correct Answer: Data protection and availability
30. Which technology allows non-disruptive data migration between storage systems?
Storage virtualization
Thin provisioning
Deduplication
Compression
✅ Correct Answer: Storage virtualization
31. What is the primary benefit of scale-out storage architecture?
Linear performance scaling
Lower power consumption
Simpler management
Better security
✅ Correct Answer: Linear performance scaling
32. Which component is responsible for managing RAID configurations?
RAID controller
Storage processor
HBA
SAN switch
✅ Correct Answer: RAID controller
33. What is the primary purpose of storage snapshots?
Point-in-time recovery
Performance optimization
Capacity expansion
Data encryption
✅ Correct Answer: Point-in-time recovery
34. Which Dell EMC technology provides continuous data availability?
VPLEX
PowerStore
Isilon
Data Domain
✅ Correct Answer: VPLEX
35. What is the primary advantage of SAS over SATA?
Higher performance
Lower cost
Better reliability
Simpler management
✅ Correct Answer: Higher performance
36. Which storage protocol is typically used for VMware environments?
NFS
Fibre Channel
iSCSI
SMB
✅ Correct Answer: NFS
37. What is the purpose of storage encryption?
Data security at rest
Performance improvement
Capacity optimization
Simpler management
✅ Correct Answer: Data security at rest
38. Which Dell EMC product is designed for unstructured data storage?
Isilon
PowerMax
Unity
XtremIO
✅ Correct Answer: Isilon
39. What is the primary benefit of storage automation?
Reduced operational overhead
Better performance
Lower cost
Enhanced security
✅ Correct Answer: Reduced operational overhead
40. Which technology allows storage resources to be pooled and dynamically allocated?
Software-defined storage
RAID
LUN masking
Multipathing
✅ Correct Answer: Software-defined storage
41. What is the primary purpose of a storage gateway appliance?
Bridge between different storage protocols
Improve storage performance
Encrypt stored data
Manage RAID arrays
✅ Correct Answer: Bridge between different storage protocols
42. Which RAID level provides the best write performance?
RAID 0
RAID 1
RAID 5
RAID 6
✅ Correct Answer: RAID 0
43. What is the primary advantage of NVMe over SAS?
Lower latency
Higher capacity
Better redundancy
Lower cost
✅ Correct Answer: Lower latency
44. Which Dell EMC product provides enterprise-scale block storage?
PowerMax
Isilon
ECS
Data Domain
✅ Correct Answer: PowerMax
45. What is the purpose of storage QoS?
Performance prioritization
Capacity management
Data protection
Security enforcement
✅ Correct Answer: Performance prioritization
46. Which technology allows storage to be presented as files over a network?
NAS
SAN
DAS
JBOD
✅ Correct Answer: NAS
47. What is the primary benefit of storage compression?
Reduced storage consumption
Improved performance
Enhanced security
Simpler management
✅ Correct Answer: Reduced storage consumption
48. Which Dell EMC technology provides inline data reduction?
XtremIO
PowerStore
Unity
Isilon
✅ Correct Answer: XtremIO
49. What is the purpose of storage monitoring?
Performance and capacity management
Data encryption
RAID configuration
Protocol translation
✅ Correct Answer: Performance and capacity management
50. Which component connects multiple storage devices in a DAS environment?
SAS expander
FC switch
Ethernet switch
Storage processor
✅ Correct Answer: SAS expander
51. What is the primary advantage of object storage over block storage?
Better for unstructured data
Higher performance
Lower cost
Simpler management
✅ Correct Answer: Better for unstructured data
52. Which Dell EMC product provides backup and recovery solutions?
Data Domain
PowerStore
Isilon
XtremIO
✅ Correct Answer: Data Domain
53. What is the purpose of storage provisioning?
Allocate storage resources
Optimize performance
Secure data
Compress data
✅ Correct Answer: Allocate storage resources
54. Which technology provides the highest storage density?
High-capacity HDDs
SSDs
Tape drives
Optical storage
✅ Correct Answer: High-capacity HDDs
55. What is the primary benefit of storage virtualization?
Abstraction from physical hardware
Better performance
Lower cost
Simpler management
✅ Correct Answer: Abstraction from physical hardware
56. Which Dell EMC technology provides metro clustering?
VPLEX
PowerStore
Isilon
Data Domain
✅ Correct Answer: VPLEX
57. What is the purpose of storage tiering?
Optimize cost and performance
Increase security
Simplify management
Enable deduplication
✅ Correct Answer: Optimize cost and performance
58. Which component provides the highest storage performance?
NVMe SSDs
SAS HDDs
SATA SSDs
FC HDDs
✅ Correct Answer: NVMe SSDs
59. What is the primary advantage of cloud storage?
Scalability
Performance
Security
Control
✅ Correct Answer: Scalability
60. Which Dell EMC product provides hyperconverged infrastructure?
VxRail
PowerStore
Isilon
Data Domain
✅ Correct Answer: VxRail
The Dell Dca Ism Associate Info Storage Management certification is a globally recognized credential for IT professionals.
This practice test helps you prepare by covering key topics like hardware, networking, troubleshooting, and security.
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