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Ascending order of data hierarchy is

  • bit->byte->record->field->file->database
  • bit->byte->field->record->file->database
  • byte->bit->field->record->file->database
  • byte->bit->field->file->record->database

Answer: Option B

Similar Questions :

1. 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

2. Data item characteristics that are important in data management include

  • punctuation
  • language
  • spelling
  • width

Answer: Option D

3. The distinguishable parts of a record are called

  • files
  • data
  • fields
  • formats

Answer: Option C

4. Data management system may be implemented as

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

Answer: Option D

5. 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

Read more from - Database Question Answers - Chapter 1
Post a comment

  • priyangka 8 years ago

    PDA stands for

    Rav 8 years ago replied

    personal digital assistance

  • Asad Ali Jogi 10 years ago

    which interrupts are initiated by an i/o drive?

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