Data Center Management and Virtualization

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Questions and Answers

What is a drawback of a classic data center?

  • It requires downtime for maintenance and upgrades (correct)
  • It allows for easy maintenance and upgrades
  • It is a type of virtualization technique
  • It is a type of cloud infrastructure

What is the main purpose of virtualization in a data center?

  • To create multiple physical servers
  • To only manage virtual machines
  • To create multiple virtual machines on a single server (correct)
  • To manage physical resources only

What can you run on a virtual machine (VM)?

  • Only web applications
  • Only Windows applications
  • Only Linux applications
  • Programs and deploy apps (correct)

What is an advantage of virtualization?

<p>It helps to create several virtual machines on a single server (D)</p>
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What is a virtual machine (VM)?

<p>A software-based compute resource (D)</p>
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Why is virtualization useful for IT resource allocation?

<p>Because it helps to manage and isolate computers and virtual machines (A)</p>
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What is the primary benefit of cloud computing in terms of resource allocation?

<p>Automatic scaling of resources according to demand (B)</p>
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Which cloud deployment model is typically owned and managed by a single organization?

<p>Private Cloud (B)</p>
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What is the guaranteed uptime of cloud providers according to their SLAs?

<p>99.9% (D)</p>
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What is the primary benefit of cloud computing in terms of cost?

<p>Paying only for used services (B)</p>
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What is the key characteristic of cloud computing that enables access to resources from anywhere?

<p>Broad Network Access (D)</p>
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What is the primary difference between private and public cloud deployment models?

<p>Ownership and management of infrastructure (D)</p>
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What is the primary characteristic of a hybrid cloud infrastructure?

<p>It combines a private cloud with a public cloud (C)</p>
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Which cloud service model provides the most control over logical infrastructure?

<p>Infrastructure as a Service (IaaS) (A)</p>
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What is the main difference between IaaS and PaaS?

<p>IaaS provides control over logical infrastructure, while PaaS does not (C)</p>
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Which cloud service model is the most popularly used?

<p>Software as a Service (SaaS) (A)</p>
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What is the primary benefit of using a hybrid cloud infrastructure?

<p>Sharing of data and applications between private and public clouds (B)</p>
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Which cloud service model is the most expensive compared to the rest?

<p>Infrastructure as a Service (IaaS) (B)</p>
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Flashcards

Drawback of a classic data center?

Requires downtime for maintenance and upgrades.

Purpose of virtualization?

To create multiple virtual machines on a single server.

What can you run on a VM?

Programs and deploy apps

Advantage of virtualization?

Helps to create several virtual machines on a single server.

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What is a Virtual Machine (VM)?

A software-based compute resource.

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Why use virtualization?

Helps to manage and isolate computers and virtual machines.

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Benefit of cloud computing?

Automatic scaling of resources according to demand.

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Cloud owned by single org?

Private Cloud

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Cloud providers uptime?

99.9%

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Cloud computing cost?

Paying only for used services

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Key cloud characteristic?

Broad Network Access

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Private vs. Public Cloud?

Ownership and management of infrastructure

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Hybrid cloud infrastructure?

It combines a private cloud with a public cloud

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Most control over infrastructure?

Infrastructure as a Service (IaaS)

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IaaS vs. PaaS?

IaaS provides control over logical infrastructure, while PaaS does not

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Most popularly used cloud model?

Software as a Service (SaaS)

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Primary benefit of Hybrid Cloud?

Sharing of data and applications between private and public clouds

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Most expensive cloud service?

Infrastructure as a Service (IaaS)

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