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L. C.

About these flashcards

This flashcard set provides an overview of cloud computing concepts tailored for secondary school students. It covers key topics like cloud services, data management, security protocols, and the benefits of different cloud models. The flashcards explore the roles of cloud providers and users, the importance of standards like ISO/IEC 20000, and the operational and environmental advantages of cloud computing. This set is ideal for students looking to understand the fundamentals of cloud technology and its practical applications.

Flashcards

112

Students

Language

English

Cartes-fiches

What does the integrity of information mean?

It means that the access to the information is limited.

. It means that the information can be accessed by those users who are allowed to access it.

It means that the information is accurate

It means that the information is protected.

What is a main challenge for enterprises in using cell phones for collaboration?

Applications for collaboration are limited

Collaborative applications are complicated

Employees want to use their private cell phones.

Separating business data from personal data

What is the principal function of the Hypervisor?

identity management

responding to client requests

scheduling the sharing of resources

virus protection

How can a protocol analyzer be used?

to analyze errors in the protocol syntax used in a failed message

to distribute messages according to the addressing protocol they use

. to measure the bandwidth required for different types of transactions

to prevent virus infections in the network software

What is specific for public cloud?

It is a client computer connected to a network

It uses both local and remote services in its implementation

It uses services provided by an external service provider.

The services are shared in the organization.

Why is a thin client called 'thin'?

because it has a thin monitor

because it has limited functionality

. because it has no memory

because it has no processor

Providing a user access to an application in the Cloud requires several steps. In which step are the user's permissions determined?

during the auditing phase

during the authentication phase

during the authorization phase

during the verification phase

What was a serious drawback in the early development of networks?

A. computers being dedicated to one function

computers were too complicated to be connected

the low speed of the network

vendors developing their own network communication protocols

Why is text messaging in automobiles outlawed in many countries?

for financial reasons

for safety reasons

for security reasons

for synchronization reasons

In evaluating a Cloud service provider, which security issue is important?

how the service provider implements and maintains security

the compatibility of the virus scanners used by the vendor and in your organization

the protection provided by your organization's firewall

the security protocols used by other customers of the services

What is the main tool for users accessing the Cloud?

remote desktop

. the firewall

the web-browser

. the web-server

What is the most important feature of a virtualized environment?

Multiple applications can be used by a single user

. Multiple computers can be connected to a single network

Multiple operating systems can be used on a single hardware platform

Multiple users can be active on a single network.

What is a main benefit of a Thin Client?

Access to suspicious web sites can be locked.

Access to web applications can easily be restricted.

Users can login from any location they want.

Users cannot install unauthorized or risky software.

What is an example of the implementation of federation?

driver's license

fingerprint

. information card

iris scan

Why can virus scanning software not run directly on the hypervisor?

. because the hypervisor is hidden software

because the hypervisor only guests other operating systems

. because the hypervisor runs on a serve

because the hypervisor starts up before the virus scanning software

What is Web-based Enterprise Management (WBEM)?

a management system for distributed computer environments

a protocol to manage all web-based applications of an enterprise

a set of management standards based on Internet standards

a web-based application to manage the enterprise resources

What is the implication on storage availability of moving to a Cloud environment?

storage capability can be easily added

storage capability is expensive

storage capability is limited

storage capability needs to be integrated

What is the single point of truth in a Claim-based identity management solution?

the cloud application

the Hypervisor

the identity provider

the server hosting the application

What are the functions supported by HTTP?

Command Fill Add Use

Get Post Put Delete

Order Retrieve Send Replace

Receive View Select Send

What is a key advantage of a content management system?

It distributes content to users.

It is a management system for distributed computer environments

. It provides the possibility to connect to multiple web-sites without using a password.

. It reduces repetitive duplicate input.

What is an important environment related benefit of Cloud?

fewer requirements for power capabilities

highly protected data

independency from the Internet

small bandwidth

What is an important limitation of Cloud computing?

actuality of data

inflexibility

regulatory concerns

volume of waste

Which technique allows multiple operating systems to run on a single host computer?

client

Hypervisor

sandboxing

server

What is a benefit of virtual client operating systems in protection against virus infections?

A virus infection in one operating system will not infect the other operating systems.

One virus scanner on a client operating system will protect all other operating systems.

The client operating systems are virtual and cannot be infected from outside

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?

. by prohibiting users to access cloud applications, except when on their work place

by prohibiting users to access cloud applications at their work place

by restricting access to applications, depending on the user's physical location

by using a web cam to identify the user of a cloud application

Why are standards important?

Standards provide interoperability.

Standards provide legal compliance.

Standards provide security

Standards provide the most user-friendly solution.

What is the function of the Web Tier?

oad balanced databases

multiple backend application servers

responding to client requests

supporting the client requests

What is the purpose of failover?

. to automatically restart the system in case of a failure

to build up a back-up while the system is active

to switch over automatically to another system

to work on two systems at the same time

What is a major benefit of using applications on mobile devices?

Mobile devices are cheaper than personal computers

Mobile devices provide location independence

Mobile devices uniquely identify the user approaching the application

Mobile devises are more secure than personal computers.

What is the Pay as You Go Model?

a discount for customers changing their network provider

a discount for mobile connections based on the distance to the datacenter

to pay for a service after ending the contract

to pay for services based on their use

What is a difference between XML and HTML?

XML is used to format many types of documents and structures; HTML formats the display of content in a web-browser

HTML is used to format many types of documents and structures; XML formats the display ofcontent in a web-browser

HTML can be used to format the display of content in a web-browser, XML cannot.

XML can be used to format the display of content in a web-browser, HTML cannot.

What does CaaS represent?

combining applications in a single access system

communication applications provided by an offsite location service provider

computer maintenance services provided by an external service provider

computing services provided by an offsite location service provide

How can moving to Cloud Computing reduce capital expenses?

One can reduce the number of applications in use within the enterprise

One can reduce the number of IT staff in the datacenter

One needs less client computers to access the enterprise applications in the Cloud

One pays for the use of hardware, not for the value of the hardware at the time of purchase

What is the intended result of a Distributed Denial of Service (DDOS) attack on a web site?

To change the content of the site to prevent it from providing further services

To distribute the content of the site to users who are denied access to its service

To infect the site to distribute a virus to users, which denies them access to further services

To lock users out of the site by exhausting the sites resources

What does 'loosely coupled' mean?

An object implementing only a single method or function

The application from one organization can use the service of another organization

The services in the cloud can be ordered when needed

The thin clients can be disconnected anytime

What is the benefit of replication of data center sites?

data protection

disaster recovery

. extended data storage

increased response rate

How can backups be generated without interrupting ongoing processes?

by using Network Attached Storage (NAS)

by using replicated data

by using storage in the cloud

. by using storage virtualization

What is one of the requirements for successfully using a Web-based application?

ample client storage capacity

. control of user identity

Service level agreements (SLAs)

sufficient bandwidth

Which language can be used for running programs on the client side during web access?

HTML

Java

Javascript

XML

What does the total cost of Application Ownership (TCAO) consist of?

The total annual costs of ownership including hardware support plus some amortization costs

The total annual costs of ownership including all platform costs, staffing and other internal costs

The total costs of ownership including hardware support plus some amortization costs

The total costs of ownership including software, hardware and services

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