Database Question Answers - Chapter 1

  • 15. The logical structure with one to many relationships is a

    1. network
    2. tree
    3. chain
    4. relational
    Answer And Explanation

    Answer: Option B

  • 16. Which normal form is considered adequate for normal relational database design

    1. 2NF
    2. 5NF
    3. 3NF
    4. 4NF
    Answer And Explanation

    Answer: Option C

  • 17. Transaction processing was made possible by the development of

    1. direct access storage
    2. magnetic tape
    3. cash register input
    4. minicomputers
    Answer And Explanation

    Answer: Option A

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

    1. B tree file
    2. Indexed file
    3. Hashed file
    4. sequential file
    Answer And Explanation

    Answer: Option C

  • 19. Modify operation is likely to be done after

    1. Delete
    2. Lookup
    3. Indexing
    4. Insertion
    Answer And Explanation

    Answer: Option B

  • 20. Which among following is not a relational database

    1. dBase IV
    2. 4th Dimention
    3. FoxPro
    4. Reflex
    Answer And Explanation

    Answer: Option D

  • 21. Fragmentation of a file system

    1. Can always be prevented
    2. occurs only is file is not used properly
    3. Can be temporarily removed by compaction
    4. None of above
    Answer And Explanation

    Answer: Option C