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350-801 · Question #173
350-801 Question #173: Real Exam Question with Answer & Explanation
The correct answer is C: type. In XMPP (Extensible Messaging and Presence Protocol), iq, message, and presence are the three core XML stanza elements. The type field, however, is a common attribute within these stanzas, used to specify their specific purpose or subtype.
Protocols and Endpoints
Question
Which attribute contains an XMPP stanza?
Options
- Aiq
- Bmessage
- Ctype
- Dpresence
Explanation
In XMPP (Extensible Messaging and Presence Protocol), iq, message, and presence are the three core XML stanza elements. The type field, however, is a common attribute within these stanzas, used to specify their specific purpose or subtype.
Common mistakes.
- A. iq is one of the three core XMPP stanza elements, not an attribute that contains a stanza.
- B. message is one of the three core XMPP stanza elements, used for instant messages, not an attribute.
- D. presence is one of the three core XMPP stanza elements, used for communicating user availability, not an attribute.
Concept tested. XMPP stanza structure and attributes
Reference. https://xmpp.org/rfcs/rfc6120.html
Topics
#XMPP#Stanza#Protocol syntax#Collaboration messaging
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