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Attribute of one table matching to the primary key of other table, is called as

  • foreign key
  • secondary key
  • candidate key
  • composite key

Answer: Option A

Similar Questions :

1. Related fields in a data base are grouped to form

  • data file
  • data record
  • menu
  • bank

Answer: Option B

2. Physical location of a record in database is determined with the help of

  • B tree file
  • Indexed file
  • Hashed file
  • sequential file

Answer: Option C

3. Secondary index can be related with

  • Function dependency
  • B tree
  • Domain calculus
  • Relational algebric operators

Answer: Option B

4. Database management systems are used to

  • eliminate data redundancy
  • establish relationships among records in different files
  • manage file access
  • none of above

Answer: Option A

5. Which command is used to set a link between two database files

  • JOIN
  • UPDATE
  • BROWSE
  • SET RELATION

Answer: Option D

Read more from - Database Question Answers - Chapter 1
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