The requirement for an online shopping application are: It must support millions of customers. The invocations must be transactional. The shopping cart must be persistent. Which technology is required to support these requirements?

The requirement for an online shopping application are:
It must support millions of customers. The invocations must be transactional. The shopping cart must be persistent. Which technology is required to support these requirements? 




a. JNI
b. JMS
c. EJB
d. JMX







Answer: C


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