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File record length

  • should always be fixed
  • should always be variable
  • should be chosen to match the data character
  • depends upon the size of file

Answer: Option D

Similar Questions :

1. Secondary index can be related with

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

Answer: Option B

2. Large collection of files are called

  • fields
  • Records
  • Database
  • Sectors

Answer: Option C

3. Which normal form is considered adequate for normal relational database design

  • 2NF
  • 5NF
  • 3NF
  • 4NF

Answer: Option C

4. 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

5. Network structure

  • is a physical representation of data
  • is conceptually simple
  • allows many to many relationships
  • none of above

Answer: Option C

Read more from - Database Question Answers - Chapter 1
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