Tag: sql

Questions Related to sql

sql
  1. SELECT * FROM Persons WHERE FirstName LIKE 'Peter' AND LastName LIKE 'Jackson'

  2. SELECT * FROM Persons WHERE FirstName='Peter' AND LastName='Jackson'

  3. SELECT FirstName='Peter', LastName='Jackson' FROM Persons


Correct Option: B
sql
  1. SELECT LastName>'Hansen' AND LastName

  2. SELECT * FROM Persons WHERE LastName BETWEEN 'Hansen' AND 'Pettersen'

  3. SELECT * FROM Persons WHERE LastName>'Hansen' AND LastName


Correct Option: B
sql
  1. SELECT UNIQUE

  2. SELECT INDENTITY

  3. SELECT DIFFERENT

  4. SELECT DISTINCT


Correct Option: D
sql
  1. SORT BY

  2. ORDER

  3. ORDER BY

  4. SORT


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

  2. SELECT * FROM Persons ORDER BY FirstName DESC

  3. SELECT * FROM Persons ORDER FirstName DESC

  4. SELECT * FROM Persons SORT 'FirstName' DESC


Correct Option: B
sql
  1. INSERT INTO Persons VALUES ('Jimmy', 'Jackson')

  2. INSERT ('Jimmy', 'Jackson') INTO Persons

  3. INSERT VALUES ('Jimmy', 'Jackson') INTO Persons


Correct Option: A

With SQL, how can you insert "Olsen" as the "LastName" in the "Persons" table?

sql
  1. INSERT INTO Persons (LastName) VALUES ('Olsen')

  2. INSERT ('Olsen') INTO Persons (LastName)

  3. INSERT INTO Persons ('Olsen') INTO LastName


Correct Option: A
sql
  1. UPDATE Persons SET LastName='Hansen' INTO LastName='Nilsen'

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

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

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


Correct Option: B
sql
  1. DELETE FROM Persons WHERE FirstName = 'Peter'

  2. DELETE ROW FirstName='Peter' FROM Persons

  3. DELETE FirstName='Peter' FROM Persons


Correct Option: A
sql
  1. SELECT COLUMNS() FROM Persons

  2. SELECT COUNT(*) FROM Persons

  3. SELECT COLUMNS(*) FROM Persons

  4. SELECT COUNT() FROM Persons


Correct Option: B