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Network structure

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

1. Network structure

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

2. Transaction processing was made possible by the development of

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

3. Which among following SQL commands is used to add a row

  • UPDATE
  • TRUNCATE
  • INSERT
  • ADD

4. Which is a type of DBMS software

  • utilities
  • query language
  • report writer
  • All of above

5. 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
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