E20-001 Exam Questions
190 real E20-001 exam questions with expert-verified answers and explanations. Page 1 of 4.
- Question #1
Data is being replicated from site A to site B using disk buffering to create extended distance consistent point in time copies every hour. In the event of a site failure at A, wha...
- Question #2
What is a remote replication solution for EMC CLARiiON storage systems?
- Question #3
Which represents a common implementation of a storage network with limited scalability?
- Question #4
What is the process that writes physical address information to a disk?
- Question #5
The Recovery Point Objective (RPO) of a company is 4 hours. Which statement is true in the event of a disaster?
- Question #6
Click on the Exhibit button. Identify the E Port and Edge switch in the SAN Core/Edge exhibit.
- Question #7
Which technology is designed for storage of fixed content data?
- Question #8
In SAN, if the primary concern is cabling flexibility, what method of zoning should be employed?
- Question #9
A disk has Cylinder Head Sector (CHS) values of 1000, 4 and 25. What address range will be used for the Logical Block Address (LBA) values for this disk?
- Question #10
Which key requirement of the Data Center infrastructure addresses the concern of data on storage systems being accessible 24X7?
- Question #11
What is the protocol used by a Windows client to communicate with a NAS device?
- Question #12
What are two parts of cache?
- Question #13
Which Data Center element stores customer and product information when the server is connected to an array?
- Question #14
What do you monitor as part of server performance?
- Question #15
What is the name of the drive subassembly containing the platters and R/W heads?
- Question #16
Click on the Exhibit button. Which type of backup topology is shown in the exhibit? EMC E20-001 Exam
- Question #18
What are replicated in storage array based remote replication? EMC E20-001 Exam
- Question #19
An application uses ten 9 GB devices. A full volume local replica of the application is required every 6 hours. Each replica will be kept for 24 hours. How many replica devices are...
- Question #20
What best describes a Fibre Channel SAN?
- Question #21
Which storage method will make data most accessible?
- Question #22
What is a feature of Internal DAS?
- Question #23
Which aspect of monitoring will allow you to predict the possible failure of FC Switch ports before the ports actually fail?
- Question #24
What are the three key data center management activities that are interdependent?
- Question #25
What is host memory?
- Question #26
Which remote replication method is most affected by the distance between source and target?
- Question #27
Which Celerra component is used to manage and configure the NAS solution?
- Question #28
When is it necessary to hold application I/O to ensure a consistent copy?
- Question #29
Which statement is true about iSCSI names?
- Question #30
What is a standard layer that resides between managed objects and management software?
- Question #31
What is an advantage of using tape over disk as the backup destination device?
- Question #32
What is a requirement for a client initiated restore?
- Question #33
What is a reason for implementing single HBA zoning?
- Question #34
What is a key management task that applies to all data center elements?
- Question #35
What is the advantage of using multiple ISLs between two FC switches?
- Question #36
What is the basic unit of storage in a CAS implementation?
- Question #37
A five disk set is configured as RAID 5. Each disk has a Mean Time Between Failure (MTBF) of 500,000 hours. What is the MTBF of the set? EMC E20-001 Exam
- Question #38
What does a cache dirty bit flag?
- Question #39
What is a disadvantage of synchronous remote replication compared to other methods of remote replication?
- Question #40
A local replica of an application was created with pointer based replication technology. What is a requirement to perform a successful restore?
- Question #41
Which component in an EMC Symmetrix Array provides physical connectivity to hosts?
- Question #42
Which feature applies only to an integrated NAS device?
- Question #43
What failure does RAID technology guard against?
- Question #44
What is a benefit of SAN?
- Question #45
What is a factor in performance for DAS?
- Question #46
You have five disks in a RAID 0 set, and have assigned a stripe depth of 128 blocks (64 kB). What is the STRIPE size (kB)?
- Question #47
What is a physical component of a storage environment?
- Question #48
What is a SAN availability management task?
- Question #50
A disk is divided into three LUNs. One LUN is presented to a host. How does this LUN appear to the host?
- Question #51
What is a role of the backup server in a backup and recovery environment? EMC E20-001 Exam
- Question #52
A Copy on First Access target is being used for decision support operations. When is data copied from the source to the target?