Tag: databases

Questions Related to databases

  1. Superkey

  2. Candidate key

  3. Primary key

  4. Composite key


Correct Option: A,B,C,D
  1. FIRST()

  2. AVG()

  3. LAST()

  4. COUNT()

  5. None of these


Correct Option: E
  1. Failed to validate subquery

  2. Failed to validate CASE expression

  3. Failed to validate column list

  4. Failed to validate foreign key.


Correct Option: A
  1. Failed to validate IN predicate

  2. Failed to validate HAVING clause

  3. Failed to validate CASE expression

  4. None of these


Correct Option: B
  1. SOCKET WRITE ERROR

  2. SESSION TIMEOUT

  3. SOCKET READ ERROR

  4. HEADER NOT FOUND


Correct Option: C
  1. HEADER TOO LONG

  2. HEADER NOT FOUND

  3. SOCKET READ ERROR

  4. SOCKET WRITE ERROR


Correct Option: D
  1. SESSION TIMEOUT

  2. INVALID SESSION TICKET

  3. SOCKET WRITE ERROR

  4. FAILED TO EXECUTE GRANT COMMAND


Correct Option: A