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Introduction to Cloud Computing Technology

Description: This test consists of questions related to Cloud computing technology, which are useful to computer science and gate aspirants.
Number of Questions: 15
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Tags: cs gate cloud data Information Technology
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Which of the following is/are true about the hybrid clouds deployment types in cloud computing?

  1. These clouds are the mixture of the private and public cloud infrastructures.

  2. These clouds are restricted to the local infrastructures.

  3. These clouds provides their own services to outside of the enterprise.

  4. All of the above

  5. Both (1) and (3)


Correct Option: E
Explanation:

These are correct statements.

Which of the following is/are false about community clouds deployment types?

  1. Community clouds are used when there is need to meet strict security or compliance requirements.

  2. In these clouds, the infrastructure is shared by several organizations.

  3. These clouds provides security demands, compliance requirements, etc.

  4. None of the above

  5. Both (2) and (3)


Correct Option: E
Explanation:

These are correct statement about Community clouds.

Which of the following is/are the obvious choice(s) for using public clouds?

  1. When the application is shared by multiple resources.

  2. When there is an ad-hoc software development project using a Platform as a Service (PaaS) offering cloud.

  3. When the SaaS (Software as a Service) applications executing with well-implemented security strategy.

  4. When there is a need of collaboration projects.

  5. All of the above


Correct Option: E
Explanation:

All are the correct statements about the public clouds.

Which of the following is a false statement about the private clouds?

  1. These clouds provides paramount security to the applications.

  2. These clouds make enough to run a next generation cloud data center efficiently and effectively on its own.

  3. These clouds maintain the cost savings for the organizations.

  4. These clouds provide with a virtual private network (VPN) for additional security.

  5. None of the above


Correct Option: D
Explanation:

These services are offered by the hybrid clouds.

Which of the following is/are true about cloud compute services?

  1. The elastic infrastructure supports the dynamic allocation of resources.

  2. The elastic infrastructure provides support to all the cloud models.

  3. The elastic infrastructures are built upon virtualized environments.

  4. All of the above

  5. Both (2) and (3)


Correct Option: D
Explanation:

All are the correct statements.

Which of the following is/are false about message-oriented middleware in cloud computing?

  1. These services are used in distributed environment.

  2. The communication partners do not need to know the message format while communications.

  3. These services provide unreliable messaging.

  4. In message oriented middleware, there are components that route messages between channels to intended receivers as well as handle message format transformation.

  5. Both (3) and (4)


Correct Option: C
Explanation:

This is false statement as message oriented middleware provides exact one delivery for the messages and hence produce reliability.

Which of the following is/are correct statement(s) about Blob storage in cloud computing?

  1. This storage is the most suitable for large data storage.

  2. This storage is used mostly in distributed applications.

  3. Blob storage also establishes access control mechanisms for the data elements.

  4. All of the above

  5. Both (1) and (3)


Correct Option: D
Explanation:

All are the correct statements.

Which of the following statements is/are applicable for the NoSQL storage in cloud computing storage services?

  1. This storage provides data structure alteration frequently.

  2. NoSQL storage allows the database schema to be distributed among very many resources.

  3. This storage is a better choice for complex applications.

  4. All of the above

  5. Both (1) and (2)


Correct Option: E
Explanation:

These are the correct statements.

Which of the following is an incorrect statement about cloud storage services?

  1. Infrastructure as a Service (IaaS) uses Blob storage to store data.

  2. Platform as a Service (PaaS) does not use Blob storage to store data.

  3. The message oriented middleware is often used for enterprise application integration.

  4. The Block storage offers data elements in a central storage which are accessed by distributed servers and integrate them as local drives.

  5. None of the above


Correct Option: E
Explanation:

All of the above are the correct statements.

Which of the following services is/are included in low availability computing node in cloud computing?

  1. This node is useful for the services those are not critical.

  2. In this mode, large number of virtual servers are used that provide the required performance and the extraction of monitoring information.

  3. Low Availability Computing Node is more often used for public cloud components.

  4. The virtual commodity servers is monitored so that a server failure can be detected in this computation mode.

  5. All of the above


Correct Option: E
Explanation:

All are the correct statements.

Which of the following issues are analysed while using strict consistency service?

  1. The availability of the storage solution can be increased when required.

  2. In this service, the subsets of the available replicas are accessed during read and write operations..

  3. Strict consistency is guaranteed through the size of the subsets of replicas that are read or written.

  4. The critical information can be retrieved following strict consistency by this service.

  5. All of the above


Correct Option: E
Explanation:

All are the correct statements.

Which of the following is not a service provided by 'Platform as a Service'(Paas)?

  1. PaaS provides add-on development facilities.

  2. PaaS provides stand alone environment for SaaS applications.

  3. PaaS services do not require development, debugging and testing capability.

  4. PaaS allows SaaS applications to be customized.

  5. None of the above


Correct Option: E
Explanation:

All of the above are the correct statements.

Which of the following cloud computing groups is referred as Software as a Service (SaaS)?

  1. The group of networks, computer processing, storage and computer power.

  2. The group of programmers which can be reached by internet without installation on the user's computer.

  3. The web based platform to deploy the applications.

  4. The web based software to handle user credentials.

  5. None of the above


Correct Option: B
Explanation:

This is called Software as a Service (SaaS). The information can be reached in the form of networking medium.

Which of the following is/are false about the eventual consistency in cloud computing service?

  1. The 'Eventual Consistency' is used to analyse the service behaviour of the distributed applications.

  2. In this service, a storage offering usually consists of multiple replicas to ensure fault tolerance.

  3. It assures consistency among many (geographically distributed) replicas that reduces the availability of the storage.

  4. This service does not increase data availability.

  5. Both (3) and (4)


Correct Option: D
Explanation:

This is false statement as it provides high degree of data availability.

Which of the following is/are true about relational data store in cloud storage service?

  1. In this service, an application uses a central database for storing data elements and performs complex queries on them.

  2. In this service, the applications access the database remotely.

  3. This service describes relationships between data elements and verifies consistency of these relationships during data element modification.

  4. All of the above

  5. Both (2) and (3)


Correct Option: D
Explanation:

These are the correct statements.

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