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OpenStack Multiple-Choice Questions (MCQs)
OpenStack is a free, open standard cloud computing platform. It is mostly deployed as infrastructure-as-a-service in both public and private clouds where virtual servers and other resources are made available to users.
OpenStack MCQs: This section contains multiple-choice questions and answers on the various topics of OpenStack. Practice these MCQs to test and enhance your skills on OpenStack.
List of OpenStack MCQs
1. An open-source cloud operating system called OpenStack controls a data center's large pool of ____.
- Computing
- Storage
- Networking resources
- All of the above
Answer: D) All of the above
Explanation:
An open-source cloud operating system called OpenStack controls a data center's large pool of computing, storage, and networking resources.
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2. A cloud computing system stores and manipulates data and programs over the ____ rather than on the computer's hard drive.
- File
- Internet
- Browser
- Website
Answer: B) Internet
Explanation:
A cloud computing system stores and manipulates data and programs over the internet rather than on the computer's hard drive.
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3. A cloud computing service is a delivery of computing services over the internet or in the cloud, such as ____, analytics, intelligence, and databases.
- Servers
- Software
- Networks
- All of the above
Answer: D) All of the above
Explanation:
A cloud computing service is a delivery of computing services over the internet or in the cloud, such as servers, software, networks, analytics, intelligence, and databases.
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4. How many types of cloud computing are there?
- 2
- 3
- 4
- 5
Answer: B) 3
Explanation:
There are 3 types of cloud computing.
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5. Which of the following is/are the type(s) of cloud computing?
- IaaS
- PaaS
- SaaS
- All of the above
Answer: D) All of the above
Explanation:
The following are the types of cloud computing -
- IaaS
- PaaS
- SaaS
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6. What is the full form of IaaS?
- Intranet as a Service
- Internet as a Service
- Infrastructure as a Service
- Infrared as a Service
Answer: C) Infrastructure as a Service
Explanation:
The full form of IaaS is Infrastructure as a Service.
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7. A cloud service that provides automation services, virtual machines, load balancers, and firewalls is an ____.
- IaaS
- PaaS
- SaaS
- None
Answer: A) IaaS
Explanation:
A cloud service that provides automation services, virtual machines, load balancers, and firewalls is an IaaS (infrastructure as a service).
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8. As part of an on-demand service, IaaS includes everything from operating systems to ____.
- Servers
- Storage
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
As part of an on-demand service, IaaS includes everything from operating systems to servers and storage.
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9. Which of the following is/are examples of IaaS?
- IBM Cloud
- AWS
- Microsoft Azure
- All of the above
Answer: D) All of the above
Explanation:
The following are examples of IaaS -
- IBM Cloud
- AWS
- Microsoft Azure
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10. What is the full form of PaaS?
- Pointer as a Service
- Platform as a Service
- Packets as a Service
- Protool as a Service
Answer: B) Platform as a Service
Explanation:
The full form of PaaS is Platform as a Service.
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11. Software application development, management, testing, and distribution are all offered through ____, a cloud computing service.
- IaaS
- PaaS
- SaaS
- None
Answer: B) PaaS
Explanation:
Software application development, management, testing, and distribution are all offered through PaaS, a cloud computing service.
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12. PaaS services eliminate the need to manage ____, and database infrastructure in order to develop applications.
- Server
- Network
- Storage
- All of the above
Answer: D) All of the above
Explanation:
PaaS services eliminate the need to manage the server, network, storage, and database infrastructure in order to develop applications.
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13. Which of the following is/are the example(s) of PaaS?
- Google App Engine
- Salesforce.com
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
The following are examples of PaaS -
- Google App Engine
- Salesforce.com
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14. ____ is a way of disseminating web applications (web services) over the Internet through computer applications (web services).
- IaaS
- PaaS
- SaaS
- RaaS
Answer: C) SaaS
Explanation:
SaaS is a way of disseminating web applications (web services) over the Internet through computer applications (web services).
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15. Cloud computing is essentially performed with OpenStack as an ____.
- IaaS
- PaaS
- SaaS
- None
Answer: A) IaaS
Explanation:
Cloud computing is essentially performed with OpenStack as an IaaS.
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16. OpenStack is a software platform for creating and managing ____ clouds using pooled virtual resources.
- Private
- Public
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
OpenStack is a software platform for creating and managing private and public clouds using pooled virtual resources.
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17. What is/are the basic principle(s) of OpenStack?
- Open Source
- Open Design
- Open Development
- All of the above
Answer: D) All of the above
Explanation:
The basic principles of OpenStack are -
- Open Source
- Open Design
- Open Development
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18. Component(s) of OpenStack is/are -
- Compute (Nova)
- Object Storage (Swift)
- Block Storage (Cinder)
- All of the above
Answer: D) All of the above
Explanation:
Components of OpenStack are -
- Compute (Nova)
- Object Storage (Swift)
- Block Storage (Cinder)
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19. Virtualized environments use ____ controllers to manage resources.
- Compute
- Object Storage
- Block Storage
- Networking
Answer: A) Compute
Explanation:
Virtualized environments use compute controllers to manage resources.
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20. Server disk space can be added, removed, or created with ____.
- Swift
- Cinder
- Neutron
- Horizon
Answer: B) Cinder
Explanation:
Server disk space can be added, removed, or created with Cinder.
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21. With Neutron, you can manage everything related to your network, including ____, firewalls, VPNs, etc.
- IP Addresses
- Routers
- Subnets
- All of the above
Answer: D) All of the above
Explanation:
With Neutron, you can manage everything related to your network, including IP addresses, routers, subnets, firewalls, VPNs, etc.
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22. In order to access other backend services, Horizon provides the ____.
- Database
- User Interface (UI)
- Data Structure
- Functionality
Answer: B) User Interface (UI)
Explanation:
In order to access other backend services, Horizon provides the user interface (UI).
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23. Users and their permissions are stored centrally in ____ for all OpenStack services.
- Keystone
- Glance
- Ceilometer
- Heat
Answer: A) Keystone
Explanation:
Users and their permissions are stored centrally in Keystone for all OpenStack services.
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24. ____ are managed by the Keystone component.
- AWS Styles ( Amazon Web Services) logins
- Token-based systems
- Other credentials (username and password)
- All of the above
Answer: D) All of the above
Explanation:
AWS Styles (Amazon Web Services) logins, token-based systems, and other credentials (username and password) are managed by the Keystone component.
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25. OpenStack's individual users receive usage reports via ____.
- Ceilometer
- Heat
- Manila
- Sahara
Answer: A) Ceilometer
Explanation:
OpenStack's individual users receive usage reports via Ceilometer.
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26. ____ provides developers with the ability to store all of the necessary resources in a file for a cloud application, so that they can access them easily for development.
- Glance
- Heat
- Manila
- Sahara
Answer: B) Heat
Explanation:
Heat provides developers with the ability to store all of the necessary resources in a file for a cloud application so that they can access them easily for development.
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27. Through the ____, the Heat component organizes many complex applications of the cloud.
- Local OpenStack REST API
- Query API
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
Through the local OpenStack REST API and query API, the Heat component organizes many complex applications of the cloud.
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28. In addition to providing the users with a simple way to preplan Hadoop clusters, the ____ component also provides them with options such as the Hadoop version, topology of the cluster, and hardware information for nodes.
- Elastic Map-reduce
- Sahara
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
In addition to providing the users with a simple way to preplan Hadoop clusters, the Elastic Map-reduce or Sahara component also provides them with options such as the Hadoop version, topology of the cluster, and hardware information for nodes.
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29. OpenStack can be installed via ___Stack on a PC, laptop, or server.
- Dep
- Dev
- Open
- Dot
Answer: B) Dev
Explanation:
OpenStack can be installed via DevStack on a PC, laptop, or server.
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30. What is/are the hardware requirement(s) to install OpenStack in your system?
- 2 Core of Processor
- 8GB of Memory
- At Least 60GB of Hard Drive
- All of the above
Answer: D) All of the above
Explanation:
The hardware requirements to install OpenStack in our system are -
- 2 Core of Processor
- 8GB of Memory
- At Least 60GB of Hard Drive
- At Least 2 NICs
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31. OpenStack Architecture is formed by the component(s) -
- Nova
- Neuron
- Glance
- All of the above
Answer: D) All of the above
Explanation:
OpenStack Architecture is formed by the components Nova, Neuron, Glance, etc.
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32. Nova is written in the ____ language.
- Java
- C
- C++
- Python
Answer: D) Python
Explanation:
Nova is written in Python language.
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33. Which of the following is/are the correct functionality/ies of Nova?
- End users make requests and receive responses through the Nova-api.
- A Nova instance is generated and removed upon submission of a request.
- In Glace Registry, the image information is stored along with the metadata.
- All of the above
Answer: D) All of the above
Explanation:
The following are the correct functionalities of Nova -
- End users make requests and receive responses through the Nova-api.
- A Nova instance is generated and removed upon submission of a request.
- In Glace Registry, the image information is stored along with the metadata.
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34. OpenStack is composed of ____v, which are a series of commands.
- Writeups
- Commands
- Scripts
- Setup
Answer: C) Scripts
Explanation:
OpenStack is composed of scripts, which are a series of commands.
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35. Most ____ businesses use Amazon Web Services, which is a public cloud because they cannot afford or do not want to spend money on server infrastructure.
- Small
- Medium
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
Most small and medium businesses use Amazon Web Services, which is a public cloud because they cannot afford or do not want to spend money on server infrastructure.
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36. Which of the following is/are the service(s) of AWS?
- To authenticate several services, IAM is used.
- Elastic Beanstalk is Amazon's cloud app deployment and management service.
- There is a separate, stand-alone directory for Amazon Web Services provided by Amazon director services.
- All of the above
Answer: D) All of the above
Explanation:
The following are the services of AWS -
- To authenticate several services, IAM is used.
- Elastic Beanstalk is Amazon's cloud app deployment and management service.
- There is a separate, stand-alone directory for Amazon Web Services provided by Amazon director services.
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37. What is the full form of IAM?
- Interpret Access Management
- Identify Access Management
- Identify Alter Management
- Interpret Access Management
Answer: B) Identify Access Management
Explanation:
Full form of IAM is Identify Access Management.
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38. What is the full form of KMS?
- Key Management Services
- Key Master Services
- Key Management Sorting
- Key Master Sorting
Answer: A) Key Management Services
Explanation:
The full form of KMS is Key Management Services.
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39. ____ provide encryption key management or development services.
- Amazon Cloud Watch
- Key Management Services (KMS)
- Amazon beta
- None of the above
Answer: B) Key Management Services (KMS)
Explanation:
Key Management Services (KMS) provide encryption key management or development services.
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40. What is the full form of SES?
- Simple Email Service
- Simple Email Sort
- Sort Email Service
- Simple Ethernet Service
Answer: A) Simple Email Service
Explanation:
The full form of SES is a Simple Email Service.
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41. Our own ____ can be created and configured using OpenStack.
- System
- Internet
- Cloud
- Browser
Answer: C) Cloud
Explanation:
Our own cloud can be created and configured using OpenStack.
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42. OpenStack has the -
- Mistral - Workflow Service
- Simple Workflow Service
- Both A and B
- None of the above
Answer: A) Mistral - Workflow Service
Explanation:
OpenStack has the Mistral - Workflow Service.
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43. Lambda is classified as a ____ by Amazon Web Services.
- PaaS
- IaaS
- SaaS
- None
Answer: A) PaaS
Explanation:
Lambda is classified as a PaaS (Platform as a Service) by Amazon Web Services.
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44. In Amazon Web Services, images are handled by AMIs (____).
- Amazon Machine Iteration
- Amazon Mapping Images
- Amazon Machine Images
- Amazon Mapping Iteration
Answer: C) Amazon Machine Images
Explanation:
In Amazon Web Services, images are handled by AMIs (Amazon Machine Images).
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45. Load balancing is handled by OpenStack's ____.
- IaaS
- PaaS
- SaaS
- LBaaS
Answer: D)LBaaS
Explanation:
Load balancing is handled by OpenStack's LBaaS.
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46. Traffic from the services is automatically distributed to EC2 instances by the ELB (____)
- Elastic Load Battle
- Engine Load Balancer
- Engine Load Battle
- Elastic Load Balancer
Answer: D) Elastic Load Balancer
Explanation:
Traffic from the services is automatically distributed to EC2 instances by the ELB (Elastic Load Balancer).
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47. The IP Addresses are allocated by DHCP in -
- OpenStack
- AWS
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
The IP Addresses are allocated by DHCP in both OpenStack as well as AWS.
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48. ____ are used by AWS users.
- MySQL
- Oracle 11g
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
MySQL or Oracle 11g are used by AWS users.
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49. What is the full form of VPC?
- Virtual Private Control
- Virtual Private Cloud
- Virtual Private Content
- Virtual Private Circle
Answer: B) Virtual Private Cloud
Explanation:
The full form of VPC is Virtual Private Cloud.
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50. What is the full form of EMR?
- Elastic Machine Reduce
- Elastic Map Reduce
- Elastic Meta Reduce
- Elastic Machine Report
Answer: A) Elastic Machine Reduce
Explanation:
The full form of EMR is Elastic Machine Reduce.
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