Database Question Answers - Chapter 1

• 8. Embedded pointer provides

  1. a secondary access path
  2. a physical record key
  3. an inverted index
  4. all of above

  Answer And Explanation

  Answer: Option A

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• 9. Network structure

  1. is a physical representation of data
  2. is conceptually simple
  3. allows many to many relationships
  4. none of above

  Answer And Explanation

  Answer: Option C

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• 10. File record length

  1. should always be fixed
  2. should always be variable
  3. should be chosen to match the data character
  4. depends upon the size of file

  Answer And Explanation

  Answer: Option D

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• 11. Data management system may be implemented as

  1. system software
  2. application software
  3. computer program
  4. all of above

  Answer And Explanation

  Answer: Option D

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• 12. RAID configurations of a disk are used to provide

  1. fault tolerance
  2. high speed
  3. high data density
  4. none of above

  Answer And Explanation

  Answer: Option A

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• 13. Which among following is an approach for standardizing storing of data

  1. MIS
  2. Structured programming
  3. CODASYL specifications
  4. None of above

  Answer And Explanation

  Answer: Option C

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• 14. Which among following contains a complete record of all activity that affected the contents of a database during a creation period of time

  1. report writer
  2. query language
  3. DML
  4. transaction log

  Answer And Explanation

  Answer: Option D

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