Who is the root element of this XML document?, a) <guest>, b) <personal_info>, c) <guest_relations>, d) <interactions>, How many attributes does the <guest> element have?, a) One, b) Two, c) Three, d) Four, Which element is the direct parent of the <email> element?, a) <guest>, b) <personal_info>, c) <name>, d) <interactions>, How many child elements does the <guest> element have?, a) One, b) Two, c) Three, d) Four, Which two elements are siblings to each other?, a) <name> and <email>, b) <guest> and <personal_info>, c) <subject> and <interactions>, d) <email> and <interaction>, What is the relationship between <interaction> and <subject>?, a) They are sibling elements, b) <interaction> is the child of <subject>, c) <subject> is the child of <interaction>, d) They are both root elements, How many sub-child elements (grandchildren) does the <guest> element have, a) Two, b) Three, c) Four, d) Five, What is the value of the "type" attribute in the <interaction> element?, a) "2023-10-25", b) "complaint", c) "Slow Wi-Fi", d) "premium", Which element has no child elements?, a) <guest_relations_database>, b) <personal_info>, c) <interactions>, d) <subject>, If we added another <guest> element, what would be its relationship to the existing <guest>?, a) Parent-child, b) Siblings, c) Root elements, d) Attributes.

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