EXIN Cloud Computing Foundation Set 2

1.

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

2.

In its 2010 Whitepaper the Cloud Security Alliance (CSA) identifies a number of Top threats to Cloud Computing. What is not identified by the CSA as a threat?

abuse and nefarious use of Cloud computing insecure application interfaces lack of good Service level agreements unknown risk profile and account

3.

What is a specific advantage of a Community Cloud?

It is tailored to the needs of a single community. It is more secure than a Private Cloud. It is cheaper than a Public Cloud. It can form a Hybrid Cloud with a Private Cloud.

4.

A network protocol designed to provide strong authentication for client/server applications by using key cryptography. Which protocol is described?

Extensive Messaging and Presence Protocol Kerberos protocol Lightweight Directory Access Protocol Transmission Control Protocol

5.

Failover is the capacity to switch, often automatically, to another system or resource in the event of a failure. How does failover assist in the provision of cloud services?

It assists providers in ensuring continuity of service when there is a problem. It automatically restarts the system in case of a failure. It builds a back-up while the system is active. It provides hidden storage to be used when needed.

6.

Why does a VPN offer more mobility to employees?

It allows employees to work from locations other than their office. It offers more security at home than at the office. It offers a higher network speed at home than at the office. It does not require a network connection.

7.

How might moving to the Cloud have a negative impact on users?

Development is no longer in house and may take longer to be performed. Software licensing is no longer part of operations. Support and maintenance are no longer in house and may take longer to be performed. Uptimes can be guaranteed but not adjusted in a flexible manner.

8.

What is not a staffing benefit of Cloud computing?

Fewer IT-staff Lower employee benefits Lower recruitment costs Lower self-service costs

9.

Which process is an external process for a Cloud data center?

Availability management Capacity management Service continuity management Service level management

10.

What is meant by Virtualization?

Virtualization means that data does not exist anywhere. Virtualization is a method to combine more computing power onto one server. Virtualization is a method to combine multiple computer environments onto one server. Virtualization means that no real computer system is needed to distribute cloud solutions.

EXIN Cloud Computing Foundation Set 2

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EXIN Cloud Computing Foundation Set 2

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