Which technique allows multiple operating systems to run on a single host computer?
What is a benefit of virtual client operating systems in protection against virus infections?
A. A virus infection in one operating system will not infect the other operating systems.
B. One virus scanner on a client operating system will protect all other operating systems.
C. The client operating systems are virtual and cannot be infected from outside.
D. The client operating systems can be protected by the virus scanner of the host operating system.
How could presence be used to enhance security in the Cloud?
A. by prohibiting users to access cloud applications, except when on their work place
B. by prohibiting users to access cloud applications at their work place
C. by restricting access to applications, depending on the user’s physical location
D. by using a web cam to identify the user of a cloud application
Why are standards important?
A. Standards provide interoperability.
B. Standards provide legal compliance.
C. Standards provide security.
D. Standards provide the most user-friendly solution.
What is the function of the Web Tier?
A. load balanced databases
B. multiple backend application servers
C. responding to client requests
D. supporting the client requests
What is the purpose of failover?
A. to automatically restart the system in case of a failure
B. to build up a back-up while the system is active
C. to switch over automatically to another system
D. to work on two systems at the same time
What is a major benefit of using applications on mobile devices?
A. Mobile devices are cheaper than personal computers.
B. Mobile devices provide location independence.
C. Mobile devices uniquely identify the user approaching the application
D. Mobile devises are more secure than personal computers.
What is the Pay as You Go Model?
A. a discount for customers changing their network provider
B. a discount for mobile connections based on the distance to the datacenter
C. to pay for a service after ending the contract
D. to pay for services based on their use
What is a difference between XML and HTML?
A. XML is used to format many types of documents and structures; HTML formats the display of content in a web-browser.
B. HTML is used to format many types of documents and structures; XML formats the display of content in a web-browser.
C. HTML can be used to format the display of content in a web-browser, XML cannot.
D. XML can be used to format the display of content in a web-browser, HTML cannot.
What does CaaS represent?
A. combining applications in a single access system
B. communication applications provided by an offsite location service provider
C. computer maintenance services provided by an external service provider
D. computing services provided by an offsite location service provider
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