Tag: technology

Questions Related to technology

  1. MODIFY Persons SET LastName='Nilsen' WHERE LastName='Hansen'

  2. MODIFY Persons SET LastName='Hansen' INTO LastName='Nilsen

  3. UPDATE Persons SET LastName='Hansen' INTO LastName='Nilsen'

  4. UPDATE Persons SET LastName='Nilsen' WHERE LastName='Hansen'


Correct Option: D
  1. SELECT COUNT(*) FROM Persons

  2. SELECT COLUMNS(*) FROM Persons

  3. SELECT COLUMNS() FROM Persons

  4. SELECT COUNT() FROM Persons


Correct Option: A
  1. SELECT [all] FROM Persons WHERE FirstName LIKE 'Peter'

  2. SELECT * FROM Persons WHERE FirstName<>'Peter'

  3. SELECT [all] FROM Persons WHERE FirstName='Peter'

  4. SELECT * FROM Persons WHERE FirstName='Peter'


Correct Option: D
  1. SELECT * FROM Persons WHERE FirstName LIKE '%a'

  2. SELECT * FROM Persons WHERE FirstName='%a%'

  3. SELECT * FROM Persons WHERE FirstName='a'

  4. SELECT * FROM Persons WHERE FirstName LIKE 'a%'


Correct Option: D
  1. SELECT * FROM Persons SORT BY 'FirstName' DESC

  2. SELECT * FROM Persons SORT 'FirstName' DESC

  3. SELECT * FROM Persons ORDER BY FirstName DESC

  4. SELECT * FROM Persons ORDER FirstName DESC


Correct Option: C