Arcitura Education S90.19 Exam - Topic 3 Question 30 Discussion

Actual exam question for Arcitura Education's S90.19 exam

Question #: 30
Topic #: 3

Within a service composition, two Web services are using certificates in order to ensure message integrity and sender's authenticity. The certificates are included with every message exchange. Recently, the performance of these message exchanges has degraded. How can the performance be improved without compromising message integrity and message authenticity?

AUse WS-Trust based SAML tokens by introducing an authentication broker

BUse WS-Secure-Conversation security context tokens that make use of session keys and symmetric cryptography

CBecause the services are part of the same service composition, there are no message integrity or message authenticity requirements. Therefore, the certificates can be removed

DNone of the above

Show Suggested Answer

Suggested Answer: B

by Lai at May 03, 2022, 02:16 PM

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Coleen

4 months ago

I agree with B, it balances performance and security perfectly!

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Janine

4 months ago

D seems like a safe choice if none of the options fit well.

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Stacey

4 months ago

Wait, C suggests removing certificates? That sounds risky!

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Phil

4 months ago

I think A could work too, but not as efficient as B.

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Reita

5 months ago

B is definitely the way to go! Session keys are a game changer.

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Maile

5 months ago

Hmm, I'm not sure about this one. I know dial-up accounts can be a challenge, but I'm not totally clear on the reason why. I'll have to think this through a bit more.

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Lavelle

5 months ago

This looks like a straightforward question about XML schema design. I'll need to carefully review the original schema and the options to determine which one uses the required "xsd" prefix while retaining the original meaning.

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Elfriede

5 months ago

I'm pretty sure AI is used in IBM Spectrum Scale, but I'll double-check the other options just to be sure.

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