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Question-1: What are the characteristics of the structured data?

  1. Data can be co-related with the relationship keys.
  2. They can have define data types.
  3. These data can be easily queried.
  4. It can have well defined schema
  5. All of the above

Answer: E

Exp: Yes, structure data are well defined. You can assume your table in any RDBMS data base is a structured data. Where each column will have data type, schema defined. Even these data can have relationship with other table in database.