Question Detail

RAID configurations of a disk are used to provide

  • fault tolerance
  • high speed
  • high data density
  • none of above

Answer: Option A
Similar Questions :

1. 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

2. Two basic types of record access methods are

  • sequential and random
  • direct and immediate
  • sequential and indexed
  • online and real time

Answer: Option A

3. 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

4. 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

5. Which command is used to set a link between two database files

  • JOIN
  • UPDATE
  • BROWSE
  • SET RELATION

Answer: Option D

Read more from - Database Question Answers - Chapter 1