Every table in relational database contain a field or combination of fields that can uniquely identify each records it is called

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Question:
Every table in relational database contain a field or combination of fields that can uniquely identify each records it is called

1.Foreign key

2.Native key

3.Composite key

4. Primary key

Posted Date:-2021-02-12 15:27:44

More MCQS Questions and answers

  1. A composite key is
  2. An Access database object that is used to enter view or edit records
  3. Both conditions display on the same row in the design grid when ___operator is in use
  4. If you write criteria values vertically (one in a row) it will mean
  5. Queries in Access can be used as
  6. Which of the following statement is true
  7. A database can be best described as
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  9. A part of database that stores only one type of data is
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  11. A search value can be an exact value or it can be
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  16. Every table in relational database contain a field or combination of fields that can uniquely identify each records it is called
  17. How can you link a table with another so that a field in current table will display values in drop down box from another table while entering data
  18. If I create ‘Student’ field in ‘Fees’ table to store ‘student_id’ of ‘Students’ table then this ‘Student’ field in ‘Fees’ table is called
  19. If you need to edit a relationship
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  25. Microsoft Access is a
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  36. What is the difference between ‘Open’ and ‘Open Exclusively’?
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  38. Which field type can store photos?
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  42. Which of the following is not a database object in MS Access?
  43. Which of the following may not be a database?
  44. Which of the following statement is true?
  45. Which of the following store command to retrieve data from database?
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