Category: Cloud Computing Objective Questions

Cloud Computing Questions and Answers for experienced focuses on “IaaS”.

1. Pods are aggregated into pools within an IaaS region or site called an _________ zone.
a) restricted
b) unavail
c) availability
d) none of the mentioned

Answer: c
Clarification: In very large cloud computing networks, when systems fail, they fail on a pod-by-pod basis, and often on a zone-by-zone basis.

2. Point out the correct statement.
a) WS-+ services carried over XML messages using the SOAP protocol access remote server applications
b) REST stands for Representational State Transfer
c) A transaction following the rules of SOAP is considered to be RESTful
d) All of the mentioned

Answer: b
Clarification: REST assigns a global identifier to a resource so there is a uniform method for accessing information sources.

3. Which of the following is based on the IETF Session Initiation Protocol?
a) WSDL
b) SIMPLE
c) SOAP
d) All of the mentioned

Answer: b
Clarification: SIMPLE is an open standard protocol.

4. Which of the following is a third-party VPN based on Google’s GoogleTalk?
a) Hotspot VPN
b) Gbridge
c) AnchorFree Hotspot Shield
d) All of the mentioned

Answer: b
Clarification: Gbridge is an interesting solution that illustrates the use of VPN over a cloud connection.

5. Point out the wrong statement.
a) Atom is a syndication format that allows for HTTP protocols to create and update information
b) Cloud services span the gamut of computer applications
c) The impact of cloud computing on network communication is to discourage the use of open-network protocols in place of proprietary protocols
d) None of the mentioned

Answer: c
Clarification: Microsoft’s ADO.NET Data Services Framework is another system for transferring data using a RESTful transaction and standard HTTP commands.

6. Which of the following is a classic example of an IaaS service model?
a) AWS
b) Azure
c) Cloudera
d) All of the mentioned

Answer: a
Clarification: AWS has several data centers in which servers run on top of a virtualization platform (Xen).

7. _________ is designed specifically to run connected to the cloud as a dedicated cloud client.
a) Harvera Tablet OS
b) Fedora Netbook OS
c) Jolicloud Netbook OS
d) None of the mentioned

Answer: c
Clarification: Jolicloud concentrates on building a social platform with automatic software updates and installs.

8. Which of the following is the management console in AWS?
a) CSC
b) CCS
c) CSS
d) All of the mentioned

Answer: b
Clarification: Pods are managed by a Cloud Control System (CCS).

9. A group of users within a particular instance is called ______________
a) suser
b) pod
c) superuser
d) all of the mentioned

Answer: b
Clarification: Sizing limitations for pods need to be accounted for if you are building a large cloud-based application.

Cloud Computing Multiple Choice Questions on “PaaS Application Frameworks”.

1. Application frameworks provide a means for creating ________ hosted applications using IDE.
a) PaaS
b) SaaS
c) CaaS
d) All of the mentioned

Answer: b
Clarification: PaaS IDEs run the gamut from a tool that requires a dedicated programming staff to create and run to point-and-click graphical interfaces.

2. Point out the correct statement.
a) Drupal is used in major Web sites and organizes vast amounts of information
b) Fourspace is often associated with blogging tools
c) FourSquare works with photos, imports information from other social tools, and allows very attractive Web sites to be created by average users
d) All of the mentioned

Answer: a
Clarification: Drupal is extensively used and has broad industry impact, and it is a full-strength developer tool.

3. Which of the following is based on the notion of information management and organization?
a) CMS
b) DMS
c) MIS
d) All of the mentioned

Answer: a
Clarification: Notion of a Web site as a CMS adds a number of special features to the concept that includes rich user interaction, multiple data sources and extensive customization.

4. Which of the following environment best describes WorkXpress?
a) 3GL
b) 4GL
c) 5GL
d) None of the mentioned

Answer: c
Clarification: 5GL environments have no programming requirement and you can host your application anywhere.

5. Point out the wrong statement related to the common characteristics of SOA.
a) They separate data-handling from presentation (user interface)
b) They support the incorporation of business rules, logic, and actions
c) They support packaging and deployment of applications
d) None of the mentioned

Answer: d
Clarification: These services differ in which language they use, support for different rendering technologies, and in other features.

6. Which of the following module feature is provided by Drupal CMS?
a) Traffic management
b) OpenID authentication
c) User interface creation tools
d) All of the mentioned

Answer: d
Clarification: The Drupal core by itself contains a number of modules.

7. Which of the following programming language solves problems by acting on constraints and inputs?
a) 3GL
b) 4GL
c) 5GL
d) None of the mentioned

Answer: c
Clarification: Force.com uses a 4GL programming language environment.

8. ___________ PaaS application delivery platform creates SOA applications that work on several different IaaS vendors.
a) AppOne
b) Eccentex AppBase
c) Ez Publish
d) All of the mentioned

Answer: b
Clarification: Eccentex is a Culver City, California, company founded in 2005 that has a PaaS development platform for Web applications.

9. Which of the following AppBase tool allows you to assign access rights to different objects in the system?
a) Security Roles Management
b) Dashboard Designer
c) Report Builder
d) All of the mentioned

Answer: a
Clarification: Security roles can be assigned in groups without users, and users can be added later as the application is deployed.

Cloud Computing Multiple Choice Questions on “Administrating the Clouds”.

1. Which does C in FCAPS stand for?
a) Consistency
b) Contact
c) Configuration
d) None of the mentioned

Answer: c
Clarification: Your management responsibilities depend on the particular service model for your cloud deployment.

2. Point out the wrong statement.
a) Cloud computing deployments must be monitored and managed in order to be optimized for best performance
b) To the problems associated with analyzing distributed network applications, the cloud adds the complexity of virtual infrastructure
c) Cloud management software provides capabilities for managing faults
d) None of the mentioned

Answer: d
Clarification: Framework products are being re-positioned to work with cloud systems.

3. Which of the following aims to deploy methods for measuring various aspects of cloud performance in a standard way?
a) RIM
b) SIM
c) SMI
d) All of the mentioned

Answer: c
Clarification: SMI stands for Service Measurement Index.

4. Which of the following is not the feature of Network management systems?
a) Accounting
b) Security
c) Performance
d) None of the mentioned

Answer: d
Clarification: Most network management packages have one or more of these characteristics.

5. Point out the correct statement.
a) Cloud management includes not only managing resources in the cloud but managing resources on-premises
b) The management of resources in the cloud requires new technology
c) Management of resources on-premises allows vendors to use well-established network management technologies
d) All of the mentioned

Answer: d
Clarification: The lifecycle of a cloud application includes six defined parts, and each must be managed.

6. Which of the following package provides all five elements of FCAPS?
a) FrameIt
b) RackStar
c) Unicenter
d) None of the mentioned

Answer: d
Clarification: No single package provides all five elements of FCAPS.

7. ___________ is a framework tool for managing cloud infrastructure.
a) IBM Tivoli Service Automation Manager
b) Microsoft Tivoli Service Automation Manager
c) Google Service Automation Manager
d) Windows Live Hotmail

Answer: a
Clarification: Tivoli Service Automation Manager lets you create and stage cloud-based servers.

8. Which of the following “cloudly” characteristics that cloud management service must have?
a) Billing is on a pay-as-you-go basis
b) The management service is extremely scalable
c) The management service is ubiquitous
d) All of the mentioned

Answer: d
Clarification: Communication between the cloud and other systems uses cloud networking standards.

9. How many categories need to be monitored for entire cloud computing?
a) 1
b) 2
c) 4
d) None of the mentioned

Answer: d
Clarification: To monitor an entire cloud computing deployment stack, you monitor six different categories.

10. Which of the following is a standard protocol for network monitoring and discovery?
a) SNMP
b) CMDB
c) WMI
d) All of the mentioned

Answer: d
Clarification: WMI stands for Windows Management Instrumentation (WMI).

Cloud Computing Multiple Choice Questions on “Applications in the Clouds”.

1. The properties necessary to guarantee a reliable transaction in databases and other applications is referred to as _____________
a) BASE
b) ACID
c) ATOM
d) All of the mentioned

Answer: b
Clarification: In computer science, ACID (Atomicity, Consistency, Isolation, Durability) is a set of properties that guarantee that database transactions are processed reliably.

2. Point out the wrong statement.
a) In theory, any application can run either completely or partially in the cloud
b) The location of an application or service plays a fundamental role in how the application must be written
c) An application or process that runs on a desktop or server is executed coherently, as a unit, under the control of an integrated program
d) None of the mentioned

Answer: d
Clarification: An action triggers a program call, code executes, and a result is returned and may be acted upon.

3. Which of the following is property of ACID principle?
a) Atomicity
b) Consistency
c) Isolation
d) All of the mentioned

Answer: d
Clarification: The ACID principle is used today by any application that is reading and writing to a stored data set.

4. Which of the following ACID property states that the system must go from one known state to another and that the system integrity must be maintained?
a) Atomicity
b) Consistency
c) Isolation
d) Durability

Answer: b
Clarification: The ACID rules were developed by Jim Gray to apply to database technology in the late 1970s.

5. Point out the wrong statement.
a) Taken as a unit, “Request => Process => Response” is not an atomic transaction
b) A coherent transaction either succeeds and is enacted, or fails and is rolled back
c) When rollback is not possible due to optimistic transaction commitment in a multiuser application, durability requires correcting the condition
d) None of the mentioned

Answer: a
Clarification: Taken as a unit, “Request => Process => Response” is an atomic transaction.

6. Which of the following component is required for both online and local data access in hybrid application?
a) local
b) cloud
c) both local and cloud
d) none of the mentioned

Answer: c
Clarification: If the application needed to access data only when the client was online, then access to cloud-based storage would be the only data store your application would required.

7. Which of the following factors might offset the cost of offline access in hybrid applications?
a) scalability
b) costs
c) ubiquitous access
d) all of the mentioned

Answer: d
Clarification: These factors make the cloud more attractive.

8. An application that needed _______ storage alone might not benefit from a cloud deployment at all.
a) online
b) offline
c) virtual
d) all of the mentioned

Answer: b
Clarification: You could safely conclude that an application that gets the most value from a cloud deployment is one that uses online storage without the need for offline storage.

9. The __________ property states that the system must have a mechanism to recover from committed transactions should that be necessary.
a) Atomicity
b) Consistency
c) Isolation
d) Durability

Answer: d
Clarification: The isolation property states that the system cannot have other transactions operate on data that is currently being processed by a transaction.

10. Which of the following property defines a transaction as something that cannot be subdivided and must be completed or abandoned as a unit?
a) Atomicity
b) Consistency
c) Isolation
d) Durability

Answer: a
Clarification: The isolation property states that the system cannot have other transactions operate on data that is currently being processed by a transaction.

Cloud Computing Multiple Choice Questions on “Cloud Mail Services”.

1. Which of the following application allows you to collect subscriptions and view them all in one site?
a) newsreader
b) wordreader
c) aggreader
d) all of the mentioned

Answer: a
Clarification: The iGoogle customization site is based on RSS and Atom news feeds.

2. Point out the correct statement.
a) Many Webmail services are free, and the rest are generally modestly priced
b) Webmail may be differentiated from hosted email by its access through a Web browser
c) The current generation of Webmail services implements user interfaces based on Ajax
d) All of the mentioned

Answer: d
Clarification: These services also sometimes use POP3 and IMAP, which allows them to be used to feed email into traditional email clients like Outlook and Thunderbird.

3. Browser based hosted mail is the prototypical ________ as a Service application.
a) Software
b) Platform
c) Infrastructure
d) All of the mentioned

Answer: a
Clarification: Webmail is differentiated from hosted email primarily by the use of browser-based client access.

4. Which was the first free hosted Webmail service to the user?
a) Hotmail
b) Yahoo mail
c) Google mail
d) All of the mentioned

Answer: a
Clarification: Microsoft acquired HotMail a year later and rebranded it as MSN Hotmail.

5. Point out the wrong statement.
a) Most of the webmail services use spam and virus detection to eliminate unwanted mail
b) Syndication services are a method for publishing content from Websites
c) RSS content cannot be read in most modern browsers
d) None of the mentioned

Answer: c
Clarification: When you subscribe to an RSS feed, you create a bookmark or favorite that is updated automatically as new content appears.

6. Which of the following is not a Webmail Service?
a) AOL Mail
b) Windows Live Mail
c) Yahoo Mail
d) None of the mentioned

Answer: d
Clarification: A hit can be measured relatively accurately by looking at the DNS server logs at key points in the Internet backbone.

7. Which of the following Webmail service doesn’t have POP3 support?
a) AOL Mail
b) ExciteIAC Search & Media
c) BlueTieBlueTie
d) All of the mentioned

Answer: b
Clarification: BlueTieBlueTie has both IMAP and POP3 support.

8. Which of the following Webmail service do not have free subscription and service?
a) LycosDuam
b) Mail.com
c) AOL Mail
d) All of the mentioned

Answer: a
Clarification: LycosDuam provides 5GB storage space to users.

9. Which of the following Webmail service does not support both POP3 and IMAP?
a) Yahoo! Mail
b) ThinkPost.net
c) EmailRackspace
d) All of the mentioned

Answer: a
Clarification: Yahoo Mail supports POP3 only.

10. Google Mail service became available first in beta in _______ from Google Labs.
a) 2004
b) 2007
c) 2008
d) None of the mentioned

Answer: a
Clarification: In July 2009 Google announced that Gmail and the Google apps were released products.

Cloud Computing Multiple Choice Questions on “Service Discovery”.

1. Which of the following standard is used for publishing a Web service that is used in cloud computing?
a) WSDL
b) SMIL
c) XML
d) None of the mentioned

Answer: a
Clarification: WSDL standard contributes to the Service Oriented Architecture (SOA).

2. Point out the wrong statement.
a) Web services are useful only if they can be discovered by mobile devices
b) If protocols are standard and open, the chances of being able to exchange information are decreased
c) Web services are a form of publishing
d) All of the mentioned

Answer: b
Clarification: If protocols are standard and open, the chances of being able to exchange information is increased.

3. Which of the following service is an open registry of business services?
a) USI
b) UDDI
c) UDDL
d) All of the mentioned

Answer: b
Clarification: UDDI stands for Universa1, Description, Discovery, and Integration.

4. Which of the following page is published by UDDI?
a) Black
b) Yellow
c) Blue
d) All of the mentioned

Answer: b
Clarification: Yellow pages with industry categorization based on standard schema or taxonomies is published by UDDI.

5. Point out the correct statement.
a) In WSDL, the service is described in terms of an endpoint that can be accessed to send information to and get information back from the service
b) Several mechanisms exist for aggregating WSDL documents into a searchable form
c) UDDI is an OASIS standard that is searchable and is in the XML format
d) All of the mentioned

Answer: d
Clarification: Documents stored in UDDI conform to the Web Service Inspection Language (WSIL) format.

6. Which of the following service provides a means for advertising services on small networks using a multicast protocol?
a) WS-Discovery
b) WS-API
c) WS-WCF
d) None of the mentioned

Answer: a
Clarification: Typically, the service is delivered using SOAP over UDP.

7. Which of the following pages IN UDDI specify the service endpoints?
a) White
b) Yellow
c) Gren
d) None of the mentioned

Answer: c
Clarification: White pages contain identification information.

8. Microsoft uses ________ to provision network nodes such as computers, access points, printers, and other network-connected devices.
a) Motorola Rally
b) Windows Rally
c) Sony Rally
d) All of the mentioned

Answer: b
Clarification: WS-Discovery is an OASIS standard and is used as part of network discovery in Windows (WSDAPI).

9. Which of the following standard aims to create a searchable global registry of business services?
a) ebXML
b) eXLST
c) bXML
d) none of the mentioned

Answer: a
Clarification: ebXML stands for Electronic Business using eXtensible Markup Language.

10. Electronic Business using eXtensible Markup Language standard is maintained by ________ initiative.
a) UN
b) freebXM
c) fbXM
d) all of the mentioned

Answer: b
Clarification: Electronic Business using eXtensible Markup Language is a joint standard of OASIS and UN/CEFACT.