Oracle Exam 1Z0-900 Topic 3 Question 103 Discussion

Actual exam question for Oracle's 1Z0-900 exam

Question #: 103
Topic #: 3

[All 1Z0-900 Questions]

What is true about Message-Driven Beans (MDBs)?

AMDBs can participate in transactions.

BMDBs are invoked synchronously.

CEach MDBs can process messages only from a single client.

DMDBs retain data caches between client calls.

Show Suggested Answer

Suggested Answer: A

by Joesph at Apr 04, 2025, 09:28 AM

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Alonso

28 days ago

Ha! Data caches between client calls? That's a good one. MDBs are stateless and don't retain any data between invocations. Option D is clearly wrong.

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Matt

5 days ago

User 3: MDBs are invoked synchronously.

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Selma

9 days ago

User 2: Each MDBs can process messages only from a single client.

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Miriam

17 days ago

User 1: MDBs can participate in transactions.

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Mozell

1 months ago

Option C is incorrect. MDBs can process messages from multiple clients, not just a single one. The question is a bit tricky, but I'm confident in my answer.

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My

1 days ago

B) MDBs are invoked synchronously.

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Monte

2 days ago

A) MDBs can participate in transactions.

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Dalene

2 months ago

I agree with Justine. MDBs are a powerful way to implement message-driven architectures in Java EE applications.

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Michael

9 days ago

Each MDB can process messages only from a single client.

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Benedict

23 days ago

Yes, they can participate in transactions.

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Laurel

1 months ago

MDBs are a powerful way to implement message-driven architectures in Java EE applications.

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Justine

2 months ago

Option A is correct. MDBs are designed to handle messages asynchronously and can participate in transactions to ensure reliable processing.

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Elsa

2 months ago

That's right! MDBs are great for handling messages asynchronously.

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Tien

2 months ago

A) MDBs can participate in transactions.

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Aretha

2 months ago

But wouldn't having MDBs participate in transactions be more beneficial for data consistency?

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Latricia

2 months ago

I disagree, I believe C) Each MDB can process messages only from a single client is true.

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Aretha

2 months ago

I think A) MDBs can participate in transactions is true.

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