E20-020 Braindumps

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E20-020EMC - Cloud Infrastructure Specialist
Exam for Cloud Architects

• Real Exam Questions Answers

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IBM E20-020 Questions Answers

• Question No 1
• Which authentication and authorization feature is
  critical for service providers when
• supporting multi-tenancy?
• A. Integration with external authentication
  services
• B. Integration with external directory services
• C. Portal authentication services
• D. Single sign-on capability
• Answer A

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IBM E20-020 Questions Answers

• Question No 2
• A cloud architect has included a monitoring
  application in a cloud design to ensure
  infrastructure performance meets agreed-upon
  service levels. The application resides on a
  virtual appliance. The application vendor
  provides guidance for sizing the appliance. What
  will be part of the sizing calculations for the
  virtual appliance storage?
• A. Number of targetsMessage bus subscribers Data
  deduplication policies
• B. Number of segments Number of metrics Data
  deduplicaiton policies
• C. Number of targetsNumber of metrics Data
  retention policies
• D. Message bus subscribers Number of users Data
  retention policies
• Answer C

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IBM E20-020 Questions Answers

• Question No 3
• A company wants to build an IaaS cloud to host
  cloud-native applications. On which areas should
  a cloud architect focus when gathering
  requirements for this cloud design?
• A. Automation, multi-tenancy, and hardware
  availability
• B. Automation, hardware availability, and policy
  compliance
• C. Hardware availability, policy compliance, and
  multi-tenancy
• D. Policy compliance, automation, and
  multi-tenancy
• Answer C

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IBM E20-020 Questions Answers

• Question No 4
• Which networking technology is required for
  application HA in contrast to host HA or
• operating system HA?
• A. Multipath routing
• B. Shared storage
• C. Load balancing
• D. VLANs
• Answer B

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IBM E20-020 Questions Answers

• Question No 5
• What are general design considerations for
  inter-cloud links?
• A. Internet connection, network service provider
  adjacent to the cloud provider, and application
  behavior
• B. Router and load balancer session
  synchronization, Internet connection, and network
  service provideradjacent to the cloud provider
• C. Application behavior, router and load balancer
  session synchronization, and Internet connection
• D. Network service provider adjacent to the cloud
  provider, application behavior, and router
• and load balancersession synchronization
• Answer B

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IBM E20-020 Questions Answers

• Question No 6
• An architect is designing a cloud. The architect
  has decided to place the cloud management
  platform components on a separate set of compute,
  network, and storage infrastructure from the
  consumer resources. Why would the architect make
  this decision?
• A. Provide static and dedicated resources to the
  management applications without affecting the
  efficiency ofconsumer resource sharing
• B. Provide static and dedicated resources to the
  consumer applications without affecting the
  efficiency of themanagement applications
• C. Provide additional security to the management
  infrastructure by eliminating exposure to
  public-facingnetworks
• D. Provide separate billing for the management
  applications for the consumers resources
• Answer C

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IBM E20-020 Questions Answers

• Question No 7
• If the metering tool supports multi-tenancy and
  integrates with the cloud portal, what should be
  considered?
• A. Only permit local user access for security
  reasons
• B. Metering tool should not integrate with tenant
  authentication
• C. Metering server access should be allowed for
  all tenants
• D. Role-based access for security reasons
• Answer D

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IBM E20-020 Questions Answers

• Question No 8
• An organization uses Microsoft Active Directory
  (AD) for service authentication in their private
  cloud. They want to use the same authentication
  source for services in the public cloud. External
  employees access services in both clouds and need
  to authenticate with
• AD. The organization wants to minimize and secure
  network traffic. Which solution will address
  these requirements?
• A. Connect the two clouds through IPsec VPNPlace
  AD controllers in the private cloud only
• B. Connect the two clouds through IPsec VPNPlace
  AD controllers in the private and public clouds
• C. Configure perimeter firewalls to allow AD
  traffic Place AD controllers in the private and
  public clouds
• D. External users connect with IPsec VPNPlace AD
  controllers in the private cloud only
• Answer B

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IBM E20-020 Questions Answers

• Question No 9
• An organization wants to build a pilot cloud for
  developers to learn and practice cloudnative
  application design. The organization expects that
  the cloud will host many tiny instances that will
  use few resources. What accurately describes the
  optimal CPU and memory configuration?
• A. High CPU core count and high memory capacity
• B. High CPU core count and moderate memory
  capacity
• C. Moderate CPU core count and moderate memory
  capacity
• D. Moderate CPU core count and high memory
  capacity
• Answer C

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IBM E20-020 Questions Answers

• Question No 10
• A cloud architect is evaluating an organizations
  need to support thousands of virtual
• machine instances and some form of encryption.
  Which encryption type should be selected
• and why?
• A. Storage array encryption to provide
  centralized management
• B. Full file systems encryption to simplify key
  management
• C. Network-based encryption to increase security
  at the cost of server overhead
• D. Self-encrypting storage devices to increase
  security at the cost of increased overhead
• Answer B

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