Question Detail

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
Similar Questions :

1. 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

2. Which among following is not a relational database

  • dBase IV
  • 4th Dimention
  • FoxPro
  • Reflex

3. If a relation scheme is in BSNF then it is also in

  • First normal form
  • Second normal form
  • Third normal form
  • Not in any normal form

4. The command that adds a new field to an active database is

  • MODIFY LABEL
  • MODIFY COMMAND
  • MODIFY STRUCTURE
  • MODIFY REPORT

5. Network structure

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