EMC E20-018 Online Practice Questions and Exam Preparation

EMC E20-018 Online Questions & Answers

• Question 111:

  Which is a poor candidate for migration to a VDC?

  A. An application requiring data isolation
  B. An application with web-scale characteristics
  C. An enterprise-wide manufacturing application
  D. An n-tier application that uses an open-source database
  A. An application requiring data isolation

• Question 112:

  An application handles data that is crucial for solving a specific business problem. The dataset is quite large, and originates from several sources and formats. This data also changes very quickly. How should you classify this application?

  A. Big Data
  B. Web-scale
  C. Horizontal
  D. Enterprise
  A. Big Data

• Question 113:

  A company has two data centers located within 3 km of each other. They use EMC arrays at one of the data centers; they use non-EMC storage at the other data center. They would like to have a consistent view of one or more LUNs. Which product should you suggest they deploy?

  A. VPLEX
  B. Atmos
  C. Vblock
  D. VNX
  A. VPLEX

• Question 114:

  Which aspect of data security does SSL address?

  A. Secure data transport to and from the application over the network
  B. Secure block data transfer between the host and storage array
  C. Encryption of data at rest on a storage device
  D. Centralized key management for data encryption
  A. Secure data transport to and from the application over the network

• Question 115:

  In addition to hypervisor hardening, what are the components of a Tier 3 trust tier?

  A. Guest OS hardening, meeting regulatory requirements
  B. Guest OS hardening, VM hardening
  C. Trusted hardware, meeting regulatory requirements
  D. Trusted hardware, dedicated hardware
  A. Guest OS hardening, meeting regulatory requirements

• Question 116:

  Which services are typically offered by cloud service providers?

  A. Bundled storage, applications, operating systems
  B. Operating environment, virtualization, applications
  C. Software, platform, infrastructure
  D. Compute, storage, connectivity
  C. Software, platform, infrastructure

• Question 117:

  You decide to pursue a "scale-up" approach instead of a "scale-out" approach to storage. What fundamental tradeoff have you most likely made?

  A. Simplicity of management versus improved scalability
  B. Improved availability versus limited scalability
  C. Ease of storage tiering versus poor resource utilization
  D. Higher application throughput versus degraded response time
  A. Simplicity of management versus improved scalability

• Question 118:

  Which is a valid method for modifying an application environment to support more clients and increased data throughput?

  A. Vertically scale by increasing resources on existing nodes
  B. Migrate the application from SSD to SAS storage
  C. Migrate the application from SAS to NL SAS storage
  D. Horizontally scale using a closed loop system
  A. Vertically scale by increasing resources on existing nodes

• Question 119:

  The corporate data center has role segregation between network, security, and OS/systems administrators.

  The OS/system administrators also are responsible for the OSs running on hypervisors, and the hypervisors themselves. The company wants to keep the roles segregated.

  Which virtualized switch should they use so that the network administrators can manage the switches without logging in to the virtualized environments?

  A. Brocade ED-10000
  B. Third-party virtual switch
  C. VMware vDistributed switch
  D. Basic VMware vSwitch
  B. Third-party virtual switch

• Question 120:

  A tenant commits a criminal act in a multi-tenant environment where customer data also resides. What key design feature would minimize risk of exposure to customer data in the future?

  A. Ensure sufficient data isolation
  B. Deploy physically separate storage
  C. Deploy physically separate servers
  D. Implement restrictive file permissions
  A. Ensure sufficient data isolation