Java J2EE Interview Questions for Senior Developers 2020-2021 - 2

Question: 6

What is transaction attribute?

A value is specified in an enterprise bean’s deployment descriptor that is used by the EJB container to control the transaction scope when the enterprise bean’s methods are invoked. A transaction attribute can have the following values: Required, RequiresNew, Supports, NotSupported, Mandatory, or Never.

Question: 7

What is container managed persistence?

The mechanism whereby data transfer between an entity bean’s variables and a resource manager is managed by the entity bean’s container.

Question: 8

What is a thin client?

A thin client is a lightweight interface to the application that does not have such operations like query databases, execute complex business rules, or connect to legacy applications.

Question: 9

What is content?

In an XML document, the part that occurs after the prolog, including the root element and everything it contains.

Question: 10

What is RDF schema?

A standard for specifying consistency rules that apply to the specifications contained in an RDF.

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