By Use this quick start guide to collect all the information about Dell EMC Isilon Solutions and Design Specialist (E20-555) Certification exam. This study guide provides a list of objectives and resources that will help you prepare for items on the E20-555 Dell EMC Isilon Solutions and Design Specialist for Technology Architects exam. The Sample Questions will help you identify the type and difficulty level of the questions and the Practice Exams will make you familiar with the format and environment of an exam. You should refer this guide carefully before attempting your actual Dell EMC DCS-TA certification exam.
The Dell EMC Isilon Solutions and Design Specialist certification is mainly targeted to those candidates who want to build their career in Isilon Solutions domain. The Dell EMC Certified Specialist – Technology Architect – Isilon Solutions (DECS-TA) exam verifies that the candidate possesses the fundamental knowledge and proven skills in the area of Dell EMC DECS-TA.
Dell EMC Isilon Solutions and Design Specialist Exam Summary:
Exam Name Dell EMC Certified Specialist – Technology Architect – Isilon Solutions (DECS-TA)
Exam Code E20-555
Exam Price $230 (USD)
Duration 120 mins
Number of Questions 60
Passing Score 60%
Books / Training Isilon Fundamentals 2019 – ES131STG01028
Isilon Solution Design: Platform Architecture – ES532STG01056
Isilon Solution Design: Data Protection – ES502STG01256
Isilon Solution Design: Networking – ES502STG01279
Schedule Exam Pearson VUE
Sample Questions Dell EMC Isilon Solutions and Design Specialist Sample Questions
Practice Exam Dell EMC E20-555 Certification Practice Exam
Dell EMC E20-555 Exam Syllabus Topics:
Topic Details Weights
Isilon Infrastructure –
Describe the nature and use of Isilon nodes, components, node pools, and node compatibilities
– Describe the nature and use of latency, sequential versus random access, and endurant cache
– Describe the nature of Isilon networking, Access Zones, and use of SmartConnect
20% Isilon Management, Identity Management, and Advanced Applications
– Describe how to determine when to use SnapshotIQ when snapshots are not recommended
– Describe data requirements regarding SmartPools, File Pools, and CloudPools
– Describe data requirements regarding SyncIQ, SmartQuotas, SmartDedupe, Antivirus, and SmartLock
– Describe the client access, client permissions and client protocol access on the Isilon cluster
– Describe the nature and use of job engines
– Describe the nature and use of RBAC and ZRBAC
– Describe journaling, file striping, data protection, metadata, and caching
– Describe replication and recovery
47% Solution Design Process
– Describe the information requirements for designing an Isilon solution, including determining hardware and software capacity, file server consolidation, file size considerations, performance sizing impact, data types, and I/O characteristics
7% Sizing Considerations – Describe how data availability and protection are implemented and measured on an Isilon cluster.
– Describe how disk space is utilized for small and large files and its effects on protection overhead.
– Describe how I/O patterns and latency requirements impact workflows on the Isilon cluster
– Describe the challenges and considerations for configuring backup and archive workflows 18%
Workload Analysis Tools – Describe the cluster monitoring with InsightIQ and isi statistics
– Describe the nature and appropriate use of workflow analysis tools: iostat, iperf, tcpdump, Wireshark, NFSstat
8% To ensure success in Dell EMC DECS
-TA certification exam, we recommend authorized training course, practice test and hands-on experience to prepare for Dell EMC Isilon Solutions and Design Specialist for Technology Architects (E20-555) exam.
QUESTION 1
A customer has a requirement for a new solution to handle their growing storage requirements. The solution
should have the ability to cover storage needs for the next three years. The environment consists of 100 TBs
of file system data spread across five file systems. On average, the file systems grow 1 TB a month. In
addition, they have a large VMware cluster supporting 200 VMs and a highly transactional database.
The customer wants the solution to offer good performance, scalability, manageability, and be cost-effective.
The sales team is looking to you to recommend a solution.
Which recommendation will meet the customer’s requirements?
A. VNX for DB and VMware workloads, and Isilon for file system data
B. Isilon scale-out and cluster as required
C. VNX Unified platform with FAST Cache
D. VMAX with FAST VP and a NAS Gateway
Correct Answer: A
QUESTION 2
How much space is consumed by a 4 KB file when the file data is written to the Isilon cluster?
A. 4 KB
B. 8 KB
C. 16 KB
D. 32 KB
Correct Answer: B
QUESTION 3
Which type of infrastructure does the Isilon scalable appliance connect to on the front-end?
A. Ethernet
B. FICON
C. Infiniband
D. Fibre Channel
Correct Answer: A
QUESTION 4
A customer needs to consolidate 300 TB of home directory servers and shared file systems used by
development and test groups. A key requirement is to prevent the systems from consuming all free capacity
and impacting home directory content.
Which Isilon node configuration should be proposed?
A. X-Series with SmartQuotas
B. NL-Series with SmartQuotas
C. S-Series with InsightIQ
D. X-Series with SmartPools
Correct Answer: A
QUESTION 5
You are helping a customer create a cost-effective Isilon solution. The customer environment includes high
IOPS-intensive, random access file-based applications.
Which Isilon storage node type will meet the customer’s needs?
A. S-Series
B. NL-Series
C. X-Series
D. Performance Accelerator
Correct Answer: A
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