Free Cloud Technology Concepts Exam C90.02 Exam Practice Test

With cloud-based security groups, a separation of network segments is performed. Each IT resource then becomes a member of security group(s).Select the correct answer.

• logical, only one
• physical, only one
• logical, one or more
• physical, one or more

F1. Encryption is a security mechanism used to realize .

• availability
• authentication
• confidentiality
• None of the above.

Which of the following technologies can be used to build cloud services?

• Web services
• REST services
• components
• All of the above.

With cloud storage, consumers only pay for the actual storage they use.

• True
• False

Messages being sent from a cloud service consumer to a cloud service are intercepted and maliciously altered by an intermediary service. This is an example of which cloud security threat?

• denial of service
• insufficient authorization
• virtualization attack
• None of the above.

A cloud service can be hosted by a physical server or a virtual server. When using the failover system mechanism, the same cloud service cannot be hosted by more than one physical server.

• True
• False

Two redundantly deployed cloud services need to be configured so that they are kept in sync with each other. Which of the following roles would be most suitable for this task?

• cloud service consumer
• cloud service owner
• cloud resource administrator
• None of the above.

Which of the following security mechanisms enables one cloud service consumer to be authenticated by a security broker, so that its security context is persisted when accessing other cloud services?

• digital certificates
• certificate authority
• single sign-on
• None of the above.

Where is the automated scaling listener in a cloud bursting architecture most commonly deployed?

• on-premise with the cloud consumer
• in the cloud that hosts the cloud-based IT resources being scaled
• in a separate cloud from the cloud-based IT resources being scaled
• None of the above.

Which of the following are primary areas of testing a cloud service in relation to information published in its service level agreement?

• availability
• reliability
• performance
• All of the above.