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Transaction processing was made possible by the development of

  • direct access storage
  • magnetic tape
  • cash register input
  • minicomputers

Answer: Option A

Similar Questions :

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

  • punctuation
  • language
  • spelling
  • width

Answer: Option D

2. 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

3. Data dictionary is a special file that contains

  • the names of all fields in all files
  • the data types of all fields of all files
  • Both of above
  • None of above

Answer: Option B

4. 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

5. In order to use a DBMS, it is important to understand

  • the physical schema
  • all subschemas
  • one sub schema
  • none of above

Answer: Option C

Read more from - Database Question Answers - Chapter 1
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