Cloud Application Test

1. Which of the following factors might offset the cost of offline access in hybrid applications?

all of the mentioned

ubiquitous access

costs

scalability

2. Which of the following is property of ACID principle?

Atomicity

Isolation

All of the mentioned

Consistency

3. An application that needed _______ storage alone might not benefit from a cloud deployment at all.

virtual

all of the mentioned

offline

online

4. Which of the following property defines a transaction as something that cannot be subdivided and must be completed or abandoned as a unit?

Atomicity

Durability

Isolation

Consistency

5. Point out the wrong statement.

In theory, any application can run either completely or partially in the cloud

None of the mentioned

The location of an application or service plays a fundamental role in how the application must be written

An application or process that runs on a desktop or server is executed coherently, as a unit, under the control of an integrated program

6. Which of the following component is required for both online and local data access in hybrid application?

cloud

none of the mentioned

local

both local and cloud

7. Point out the wrong statement.

When rollback is not possible due to optimistic transaction commitment in a multiuser application, durability requires correcting the condition

Taken as a unit, “Request => Process => Response” is not an atomic transaction

A coherent transaction either succeeds and is enacted, or fails and is rolled back

None of the mentioned

8. The __________ property states that the system must have a mechanism to recover from committed transactions should that be necessary.

Consistency

Durability

Isolation

Atomicity

9. The properties necessary to guarantee a reliable transaction in databases and other applications is referred to as _____________

ATOM

BASE

All of the mentioned

ACID

10. Which of the following ACID property states that the system must go from one known state to another and that the system integrity must be maintained?

Isolation

Durability

Atomicity

Consistency