ITC561 - A1 - Online Quiz - Cloud Basics - Qs&As PDF

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1) __ schemas are created to define the data structure of input and output messages exchanged by services. XML 2) A _________ is a physical or virtual IT-related artifact (software or hardware) that resides within a cloud environment. Cloud-based IT resources 3) One of the following is not a cloud computing characteristic: Unlimited data storage 4) Horizontal scaling out involves allocating: More IT resources of the same type 5) An IT resource not residing in a cloud, but instead residing in an internal IT enterprise environment is considered to be _________. On-premise 6) Which of the following is not a challenge of Cloud Computing: Virtualisation 7) A cluster is a group of independent IT resources that are interconnected to work as a single system. Three of the attributes of a cluster are __, ___ and . ___ Redundancy, failover, synchronisation 8) Internal users access corporate IT services while roaming in external networks through the Cloud provider’s Internet connection. In this case, the IT resources accessed are: Cloud based IT Resources 9) The ___ markup language creates a definition that defines an API for a service. WSDL 10) John is using a Windows desktop. He has downloaded VMware Player software and installed in it a computer using a Linux Operating System. In this case, the Windows Operating System is the: Host operating system

11) The good solution to maximise the use of IT resources based on demand, time and money is: Cloud computing

12) John is using an email service from his work desktop. The email service is installed in one of the local servers. What is John is using to access his email: Local Area Network 13) Vertical scaling out involves allocating More IT resources of higher capacity? 14)

John is using a Windows Desktop. He has downloaded VMware Player software and installed in it a computer using a Linux Operating System. In this case, the Linux Operating System is:

Guest operating system 15) The Quality of Service (QoS) for any network can be determined by __ and __ Bandwidth, latency 16) In one of the following services, the Cloud service user is responsible for creation, maintenance and update. IaaS 17) A _____ application consists of a physical or virtual server hosting an application designed to allow use by multiple different users. Multi-tenant 18)

Multi-tenant applications allow multiple users to access the same application logic simultaneously as separate instances of the software. Three (3) characteristics of a multitenant application are [1], [2] and [3].

Scalability, Data security, recovery, usage isolation, application upgrades, metered usage, data tier isolation,

19)

Elasticity could be defined as the ability of a system to automatically provision or deprovision computing resources on demand as a workload changes

True 20) A _________ can use SOAP headers to carry meta information in its messages. Web service 21) Horizontal scaling-out is more expensive than Vertical scaling-out False

22) Google Sheets is an example of what type of application: SaaS 23) Three of the possible business drivers to move to a Cloud Computing model would include__,__&__ Capacity planning, Business Continuity, Cost reduction, Organisational agility, high availability of services 24) What are the three (3) fundamental elements of the World Wide Web technology architecture: HTML, URL, HTTP 25) A Cloud Auditor works for the Cloud provider. True or False. False 26) A Multi National company is using a CRM application from a Cloud provider. The company is using: SaaS 27) External users access corporate IT services through the corporate Internet connection. In this case, the IT resources accessed are: IaaS 28) A Multi National company has purchased an ERP application from the SAP vendor, installed in their local servers and are deploying it in their organisation. They are using: On-premise IT resources 29) The maximum amount of work that an IT resource is capable of delivering in a fixed period of time is described as it’s Capacity 30) _________ allows physical IT resources to provide multiple virtual images of themselves Virtualisation 31) An event-driven software program without a technical interface can be referred to as a _________. Service agent 32) “Cloud computing is a specialized form of distributed computing…” True

33) The ___ protocol defines a common messaging format for request and response messages. SOAP 34) In one of the following services, the Cloud service provider is responsible for creation, maintenance and update. SaaS 35) Cloud data centres typically used standardised commodity hardware and modular architecture in order to achieve their objectives. Three possible objectives for a cloud data centre are Scalability, growth, rapid hardware replacement...