Practice Free D-PSC-DS-01 Exam Online Questions
Which tool measures actual throughput and produces sophisticated graphs?
- A . MiTrend
- B . WireShark
- C . Perfmon
- D . IOZone
In a cluster with N+2 protection, which type of object would be triple mirrored automatically when written to the OneFS file system?
- A . All files smaller than 128 KB
- B . All files smaller than 512 KB
- C . All files smaller than 256 KB
- D . All files smaller than 1 MB
In OneFS, what is the largest number of disks in a subpool?
- A . 234
- B . 256
- C . 468
- D . 864
You are setting up SmartPools and SmartConnect on an Isilon cluster.
Which Microsoft Windows system tool will illustrate the difference in performance experienced by clients connecting to different tiers of storage?
- A . iostat
- B . IOZone
- C . Iometer
- D . MiTrend
A PowerScale cluster is configured with SmartConnect zones using dynamic IP address allocation. Failback is enabled.
If there is a node failure, what happens to the IP address?
- A . IP address is no longer used, and a new connection must be made.
- B . IP address is moved to a new node, but the connection does not continue.
- C . IP address is moved to a new node, and the connection continues.
- D . The client must re-establish the connection to the node.
A healthcare provider uses PowerScale for storing patient records, requiring immutable retention for regulatory compliance and data tiering for cost optimization. They also need administrative separation between the research and clinical departments.
Which combination of features best meets these requirements?
- A . SmartLock Compliance mode, SmartPools tiering, and ZRBAC
- B . SnapshotIQ, SmartQuotas, and default RBAC
- C . CloudPools for cloud tiering, RBAC, and antivirus scanning
- D . SmartDedupe, SmartLock Enterprise mode, and InsightIQ
A customer is interested in configuring a snapshot on /ifs/clustername/ because this directory has all of their data and they can restore data to this path whenever needed.
What should you tell the customer?
- A . Take a snapshot of /ifs to reduce management overhead
- B . Configuring snapshots will occupy additional space equal to the data size on the cluster
- C . Schedule snapshots for critical data paths and set retention period based on business requirements
- D . Use snapshots created by SyncIQ policies to restore the data
How are clients, L1 cache, L2 cache, and disks interconnected?
- A . Clients connect to L1 Cache and write coalescer L1 cache is connected to L2 on the local node L2 cache connects to disks on all nodes via internal network
- B . Clients connect to L2 Cache and write coalescer L1 cache connects to disks on all nodes via internal network L2 cache is connected to L1 on the local node
- C . Clients connect to L2 Cache and write coalescer L1 cache connects to disk on its local node L2 cache is connected to L1 on all nodes via internal network
- D . Clients connect to L1 Cache and write coalescer L1 cache is connected to L2 on all nodes via internal network L2 cache connects to disks on its local node
What accurately defines quorum in an Isilon cluster?
- A . Greater than 33% of the nodes are available
- B . Greater than 40% of the nodes are available
- C . Greater than 50% of the nodes are available
- D . Greater than 66% of the nodes are available
The data access pattern on a PowerScale Gen6 cluster is set to Concurrency.
Which description accurately defines this workload?
- A . Single stream workflows with aggressive prefetching
- B . Multiple stream workflows with no prefetching
- C . Multiple clients accessing the same data with moderate prefetching
- D . Multiple clients accessing the same data with aggressive prefetching