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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

Similar Questions :

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

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

Answer: Option C

2. Data management system may be implemented as

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

Answer: Option D

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

  • UPDATE
  • TRUNCATE
  • INSERT
  • ADD

Answer: Option C

4. 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

5. Large collection of files are called

  • fields
  • Records
  • Database
  • Sectors

Answer: Option C

Read more from - Database Question Answers - Chapter 1