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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. Non procedural query language can be related with

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

Answer: Option C

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. Allocation map

  • Used to store program data
  • specifies which blocks are used by which file
  • is updated by application programs
  • allow programs to erase files

Answer: Option B

4. Data management system may be implemented as

  • system software
  • application software
  • computer program
  • all of above

Answer: Option D

5. 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

Read more from - Database Question Answers - Chapter 1