📊 MySQL
Q. The search mode that uses natural language search as a subroutine is _______
  • (A) Query expansion
  • (B) Cross mode
  • (C) Boolean mode
  • (D) Natural language
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✅ Correct Answer: (A) Query expansion

Explanation: The query expansion search occurs in two phases. The natural language search is applied in the first phase. Query expansion search is one of the three modes of fulltext searching.

Explanation by: Nitin Gupta
The query expansion search occurs in two phases. The natural language search is applied in the first phase. Query expansion search is one of the three modes of fulltext searching.

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