NPTEL-CLOUD COMPUTING-PRACTICE TEST-2

________ computing refers to applications and services that run on a distributed network using virtualized resources.

• Cloud

• Fog

• Distributed

• Parallel

In which cloud service model, Applications are provisioned?

• SaaS

• PaaS

• IaaS

• None of these

Cloud computing is an abstraction based on the notion of pooling physical resources and presenting them as a ________ resource.

• real

• virtual

• cloud

• none of the mentioned

Amazon’s Elastic Compute Cloud (EC2) is a well known ______.

• Virtual machine

• Cloud Storage

• PaaS

• SoA

________ describes a distribution model in which applications are hosted by a service provider and made available to users.

• SaaS

• PaaS

• IaaS

• None of these

Web Services are not used to _____

• Reuse application-components

• Solve the interoperability problem

• Connect existing software

• Implement client-server paradigm

Virtual Machines (VMs) are offered in cloud by ________

• SaaS

• PaaS

• IaaS

• None of these

Coefficient of variation (Cv) is defined as ________

• Absolute value of mean / Standard deviation

• Standard deviation / Absolute value of mean

• Absolute value of mean * Standard deviation

• None of the above

Which of the following OpenStack component is used for compute services?

• Swift

• Keystone

• Nova

• Cinder

SQL Azure is a cloud-based relational database service that is based on

• Oracle

• SQL Server

• MySQL

• None