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Q18. An encrypted message is rendered unreadable except by those in possession of a _______. Select the correct answer.
A. decrypted message
B. buffer
C. security group
D. secret
Answer: D
Q19. We exported data from our on-premise relational database to a cloud-based non-relational database. After the export, we noticed that the size of the cloud-based database was significantly larger than our on-premise database. What is the likely reason that the database size increased? Select the correct answer.
A. The transmission of the data over a wide area network resulted inthe accumulation of additionalmeta data from HTTP headers that was stored in the non-relational database, resulting in the increase in data received by the cloud.
B. The data in the relational database was normalized and became denormalized after being exported into a non-relational database.
C. In order to support higher levels of scalability, the cloud-based database is required to add state data to the non-relational data it stores. This state data is used to synchronize instances of the database tables during runtime usage, but also increases the size of the overall database.
D. All of the above.
Answer: B
Q20. The encryption security mechanism can help mitigate which of the following security threats? Select the correct answer.
A. malicious intermediary
B. insufficient authorization
C. overlapping trust boundary
D. All of the above.
Answer: D
Q21. A human working for a cloud consumer can access a virtual server to set up or maintain a cloud service that belongs to the cloud consumer. Select the correct answer.
A. True
B. False
Answer: A
Q22. Assuming a cloud service is configured to support on-demand usage, which of the following cloud computing mechanisms would the cloud provider need to use in order to keep track of what to charge cloud consumers? Select the correct answer.
A. on-demand usage listener
B. multi-device broker
C. resource billing replicator
D. None of the above.
Answer: D
Q23. Cloud computing is a specialized form of ________ computing based on _______ access to IT resources. Select the correct answer.
A. legacy, local
B. batch, remote
C. distributed, remote
D. centralized, local
Answer: C
Q24. Which of the following are data storage levels used by cloud-based storage mechanisms? Select the correct answer.
A. dataset
B. files
C. block
D. All of the above.
Answer: D
Q25. With cloud storage, consumers only pay for the actual storage they use. Select the correct answer.
A. True
B. False
Answer: A
Q26. In a cloud bursting environment, cloud-based IT resources typically remain idle until an actual cloud burst occurs. Select the correct answer.
A. True
B. False
Answer: A
Q27. __________ represents the ability of a cloud platform to keep track of the usage of its IT resources by cloud consumers, and is therefore directly related to the __________ mechanism. Select the correct answer.
A. Replicated usage, cloud monitor
B. Measured usage, pay-for-use monitor
C. Agent usage, on-premise monitor
D. None of the above.
Answer: B
Q28. Which of the following are established industry standards used with SOAP-based Web services? SELECT ALL THAT APPLY
A. WADL/JSON
B. SOAP
C. XML Schema
D. WSDL
Answer: B,C,D
Q29. Which of the following security threats is classified as a data-oriented threat? Select the correct answer.
A. insufficient authorization
B. malicious intermediary
C. overlapping trust boundary
D. virtualization attack
Answer: B
Q30. A cloud service consumer can access a cloud-based relational database via a cloud service. Select the correct answer.
A. True
B. False
Answer: A
Q31. Which of the following can be the result of a successful malicious intermediary attack? SELECT ALL THAT APPLY
A. The confidentiality of a message is comprised.
B. The integrity of a message is comprised.
C. Private or sensitive data within a message is accessed by the attacker.
D. Harmful data is inserted into a message.
Answer: A,B,C,D
Q32. A malicious cloud service consumer circumvents the authentication enforced by the virtual server and manages to attack the underlying hardware directly. This is an example of which cloud security threat? Select the correct answer.
A. denial of service
B. insufficient authorization
C. information leakage
D. None of the above.
Answer: D
Q33. The _______ mechanism is directly associated with the realization of the ubiquitous access cloud characteristic. Select the correct answer.
A. resource replication
B. state management database
C. multi-device broker
D. automated scaling listener
Answer: C
Q34. In a denial of service attack, the attacker can cause increased loads on a physical server by overloading it with communication requests. Alternatively, the attacker can engage the physical server in tasks that result in excessive memory usage. Select the correct answer.
A. True
B. False
Answer: A