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Database Fundamentals: Data Types, Cursors & Storage

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Multiple Choice

Which of the query will print the output as 'TCS' (single quotes should come in the output)

  1. select ' ' ' || 'TCS' || ' ' ' from dual
  2. select ' ' 'TCS' ' ' from dual
  3. select 'TCS' from dual
  4. select "TCS" from dual
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