1) What does SQL stand for?
a) Strong Question Language
b) Structured Question Language
c) Structured Query Language
2) Which SQL statement is used to extract data from a database?
a) GET
b) OPEN
c) EXTRACT
d) SELECT
e) QUERY
3) Which SQL statement is used to update data in a database?
a) UPDATE
b) SAVE AS
c) MODIFY
d) SAVE
4) Which SQL statement is used to delete data from a database?
a) TRUNCATE
b) DELETE
c) REMOVE
5) Which SQL statement is used to insert new data in a database?
a) ADD RECORD
b) ADD INTO
c) INSERT
d) ADD NEW
6) With SQL, how do you select a column named "FirstName" from a table named "Persons"?
a) EXTRACT FirstName FROM Persons
b) SELECT FirstName FROM Persons
c) SELECT Persons.FirstName
7) With SQL, how do you select all the columns from a table named "Persons"?
a) SELECT [all] FROM Persons
b) SELECT All Persons
c) SELECT *.Persons
d) SELECT * FROM Persons
8) With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" is "Peter"?
a) SELECT [all] FROM Persons WHERE FirstName='Peter'
b) SELECT * FROM Persons WHERE FirstName LIKE 'Peter'
c) SELECT [all] FROM Persons WHERE FirstName LIKE 'Peter'
d)SELECT * FROM Persons WHERE FirstName='Peter'
9) With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" starts with an "a"?
a) SELECT * FROM Persons WHERE FirstName='%a%'
b) SELECT * FROM Persons WHERE FirstName LIKE '%a'
c) SELECT * FROM Persons WHERE FirstName='a'
d) SELECT * FROM Persons WHERE FirstName LIKE 'a%'
e) SELECT * FROM Persons WHERE FirstName='a'"
10) The OR operator displays a record if ANY conditions listed are true. The AND operator displays a record if ALL of the conditions listed are true
a) True
b) False
11) With SQL, how do you select all the records from a table named "Persons" where the "FirstName" is "Peter" and the "LastName" is "Jackson"?
a) SELECT * FROM Persons WHERE FirstName LIKE 'Peter' AND LastName LIKE 'Jackson'
b) SELECT * FROM Persons WHERE FirstName='Peter' AND LastName='Jackson'
c) SELECT FirstName='Peter', LastName='Jackson' FROM Persons
12) With SQL, how do you select all the records from a table named "Persons" where the "LastName" is alphabetically between (and including) "Hansen" and "Pettersen"?
a) SELECT LastName>'Hansen' AND LastName<'Pettersen' FROM Persons
b) SELECT * FROM Persons WHERE LastName BETWEEN 'Hansen' AND 'Pettersen'
c) SELECT * FROM Persons WHERE LastName>'Hansen' AND LastName<'Pettersen'
13) Which SQL statement is used to return only different values?
a) SELECT UNIQUE
b) SELECT INDENTITY
c) SELECT DIFFERENT
d) SELECT DISTINCT
14) Which SQL keyword is used to sort the result-set?
a) SORT BY
b) ORDER
c) ORDER BY
d) SORT
15) With SQL, how can you return all the records from a table named "Persons" sorted descending by "FirstName"?
a) SELECT * FROM Persons SORT BY 'FirstName' DESC
b) SELECT * FROM Persons ORDER BY FirstName DESC
c) SELECT * FROM Persons ORDER FirstName DESC
d) SELECT * FROM Persons SORT 'FirstName' DESC
16) With SQL, how can you insert a new record into the "Persons" table?
a) INSERT INTO Persons VALUES ('Jimmy', 'Jackson')
b) INSERT ('Jimmy', 'Jackson') INTO Persons
c) INSERT VALUES ('Jimmy', 'Jackson') INTO Persons
17) With SQL, how can you insert "Olsen" as the "LastName" in the "Persons" table?
a) INSERT INTO Persons (LastName) VALUES ('Olsen')
b) INSERT ('Olsen') INTO Persons (LastName)
c) INSERT INTO Persons ('Olsen') INTO LastName
18) How can you change "Hansen" into "Nilsen" in the "LastName" column in the Persons table?
a) UPDATE Persons SET LastName='Hansen' INTO LastName='Nilsen'
b) UPDATE Persons SET LastName='Nilsen' WHERE LastName='Hansen'
c) MODIFY Persons SET LastName='Hansen' INTO LastName='Nilsen
d) MODIFY Persons SET LastName='Nilsen' WHERE LastName='Hansen'
19) With SQL, how can you delete the records where the "FirstName" is "Peter" in the Persons Table?
a) DELETE FROM Persons WHERE FirstName = 'Peter'
b) DELETE ROW FirstName='Peter' FROM Persons
c) DELETE FirstName='Peter' FROM Persons
20) With SQL, how can you return the number of records in the "Persons" table?
a) SELECT COLUMNS() FROM Persons
b) SELECT COUNT(*) FROM Persons
c) SELECT COLUMNS(*) FROM Persons
d) SELECT COUNT() FROM Persons
21) Given an employees table as follows: empid name managerid a1 bob NULL b1 jim a1 B2 tom a1 What value will select count(*) from employees return?
a) 1
b) 2
c) 3
d) none of the above
22) The result of a SELECT statement can contain duplicate rows.
a) True
b) False
23) Sometimes the expression "select count(*)" will return fewer rows than the expression "select count(value)".
a) True
b) False
24) What type of lock will deny users any access to a table?
a) EXPLICIT
b) IMPLICIT
c) EXCLUSIVE
d) SHARED
e)READ ONLY
25) Which of the following is the correct SQL statement to use to remove rows from a table?
a) DROP
b) REMOVE ROW
c) DELETE
d) DELETE ROW
26) The only way to join two tables is by using standard, ANSI syntax.
a) True
b) False
27) A NULL value is treated as a blank or 0.
a) True
b) False
28) The left outer join is one type of outer join. Another one is the.
a) right
b) full
c) right outer
d) full outer
e)all of the above
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1) What does SQL stand for?
a) Strong Question Language
b) Structured Question Language
c)Structured Query Language - correct answer
2) Which SQL statement is used to extract data from a database?
a) Strong Question Language
b) Structured Question Language
c)Structured Query Language - correct answer
2) Which SQL statement is used to extract data from a database?
a) GET
b) OPEN
c) EXTRACT
d)SELECT - correct answer
e)QUERY
3) Which SQL statement is used to update data in a database?
a) UPDATE - correct answer
b) SAVE AS
c) MODIFY
d) SAVE
4) Which SQL statement is used to delete data from a database?
a) TRUNCATE
b) DELETE - correct answer
c) REMOVE
5) Which SQL statement is used to insert new data in a database?
a) ADD RECORD
b) ADD INTO
c) INSERT - correct answer
d) ADD NEW
6) With SQL, how do you select a column named "FirstName" from a table named "Persons"?
a) EXTRACT FirstName FROM Persons
b) SELECT FirstName FROM Persons - correct answer
c) SELECT Persons.FirstName . Posted by odesk test answer
7) With SQL, how do you select all the columns from a table named "Persons"?
a) SELECT [all] FROM Persons
b) SELECT All Persons
c) SELECT *.Persons
d) SELECT * FROM Persons - correct answer
8) With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" is "Peter"?
a) SELECT [all] FROM Persons WHERE FirstName='Peter'
b) SELECT * FROM Persons WHERE FirstName LIKE 'Peter'
c) SELECT [all] FROM Persons WHERE FirstName LIKE 'Peter'
d)SELECT * FROM Persons WHERE FirstName='Peter' - correct answer
9) With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" starts with an "a"?
a) SELECT * FROM Persons WHERE FirstName='%a%'
b) SELECT * FROM Persons WHERE FirstName LIKE '%a'
c) SELECT * FROM Persons WHERE FirstName='a'
d) SELECT * FROM Persons WHERE FirstName LIKE 'a%' - correct answer
e) SELECT * FROM Persons WHERE FirstName='a'"
10) The OR operator displays a record if ANY conditions listed are true. The AND operator displays a record if ALL of the conditions listed are true
a) True - correct answer
b) False
11) With SQL, how do you select all the records from a table named "Persons" where the "FirstName" is "Peter" and the "LastName" is "Jackson"?
a) SELECT * FROM Persons WHERE FirstName LIKE 'Peter' AND LastName LIKE 'Jackson'
b) SELECT * FROM Persons WHERE FirstName='Peter' AND LastName='Jackson' - correct answer
c) SELECT FirstName='Peter', LastName='Jackson' FROM Persons
12) With SQL, how do you select all the records from a table named "Persons" where the "LastName" is alphabetically between (and including) "Hansen" and "Pettersen"?
a) SELECT LastName>'Hansen' AND LastName<'Pettersen' FROM Persons
b) SELECT * FROM Persons WHERE LastName BETWEEN 'Hansen' AND 'Pettersen' - correct answer
c) SELECT * FROM Persons WHERE LastName>'Hansen' AND LastName<'Pettersen'
13) Which SQL statement is used to return only different values?
a) SELECT UNIQUE
b) SELECT INDENTITY
c) SELECT DIFFERENT
d) SELECT DISTINCT - correct answer
14) Which SQL keyword is used to sort the result-set?
b) OPEN
c) EXTRACT
d)SELECT - correct answer
e)QUERY
3) Which SQL statement is used to update data in a database?
a) UPDATE - correct answer
b) SAVE AS
c) MODIFY
d) SAVE
4) Which SQL statement is used to delete data from a database?
a) TRUNCATE
b) DELETE - correct answer
c) REMOVE
5) Which SQL statement is used to insert new data in a database?
a) ADD RECORD
b) ADD INTO
c) INSERT - correct answer
d) ADD NEW
6) With SQL, how do you select a column named "FirstName" from a table named "Persons"?
a) EXTRACT FirstName FROM Persons
b) SELECT FirstName FROM Persons - correct answer
c) SELECT Persons.FirstName . Posted by odesk test answer
7) With SQL, how do you select all the columns from a table named "Persons"?
a) SELECT [all] FROM Persons
b) SELECT All Persons
c) SELECT *.Persons
d) SELECT * FROM Persons - correct answer
8) With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" is "Peter"?
a) SELECT [all] FROM Persons WHERE FirstName='Peter'
b) SELECT * FROM Persons WHERE FirstName LIKE 'Peter'
c) SELECT [all] FROM Persons WHERE FirstName LIKE 'Peter'
d)SELECT * FROM Persons WHERE FirstName='Peter' - correct answer
9) With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" starts with an "a"?
a) SELECT * FROM Persons WHERE FirstName='%a%'
b) SELECT * FROM Persons WHERE FirstName LIKE '%a'
c) SELECT * FROM Persons WHERE FirstName='a'
d) SELECT * FROM Persons WHERE FirstName LIKE 'a%' - correct answer
e) SELECT * FROM Persons WHERE FirstName='a'"
10) The OR operator displays a record if ANY conditions listed are true. The AND operator displays a record if ALL of the conditions listed are true
a) True - correct answer
b) False
11) With SQL, how do you select all the records from a table named "Persons" where the "FirstName" is "Peter" and the "LastName" is "Jackson"?
a) SELECT * FROM Persons WHERE FirstName LIKE 'Peter' AND LastName LIKE 'Jackson'
b) SELECT * FROM Persons WHERE FirstName='Peter' AND LastName='Jackson' - correct answer
c) SELECT FirstName='Peter', LastName='Jackson' FROM Persons
12) With SQL, how do you select all the records from a table named "Persons" where the "LastName" is alphabetically between (and including) "Hansen" and "Pettersen"?
a) SELECT LastName>'Hansen' AND LastName<'Pettersen' FROM Persons
b) SELECT * FROM Persons WHERE LastName BETWEEN 'Hansen' AND 'Pettersen' - correct answer
c) SELECT * FROM Persons WHERE LastName>'Hansen' AND LastName<'Pettersen'
13) Which SQL statement is used to return only different values?
a) SELECT UNIQUE
b) SELECT INDENTITY
c) SELECT DIFFERENT
d) SELECT DISTINCT - correct answer
14) Which SQL keyword is used to sort the result-set?
a) SORT BY
b) ORDER
c) ORDER BY - correct answer
d) SORT
15) With SQL, how can you return all the records from a table named "Persons" sorted descending by "FirstName"?
a) SELECT * FROM Persons SORT BY 'FirstName' DESC
b) SELECT * FROM Persons ORDER BY FirstName DESC - correct answer
c) SELECT * FROM Persons ORDER FirstName DESC
d) SELECT * FROM Persons SORT 'FirstName' DESC
16) With SQL, how can you insert a new record into the "Persons" table?
a) INSERT INTO Persons VALUES ('Jimmy', 'Jackson') - correct answer
b) INSERT ('Jimmy', 'Jackson') INTO Persons
c) INSERT VALUES ('Jimmy', 'Jackson') INTO Persons
17) With SQL, how can you insert "Olsen" as the "LastName" in the "Persons" table?
a) INSERT INTO Persons (LastName) VALUES ('Olsen') - correct answer
b) INSERT ('Olsen') INTO Persons (LastName)
c) INSERT INTO Persons ('Olsen') INTO LastName
18) How can you change "Hansen" into "Nilsen" in the "LastName" column in the Persons table? a) UPDATE Persons SET LastName='Hansen' INTO LastName='Nilsen' b) UPDATE Persons SET LastName='Nilsen' WHERE LastName='Hansen' - correct answer c) MODIFY Persons SET LastName='Hansen' INTO LastName='Nilsen d) MODIFY Persons SET LastName='Nilsen' WHERE LastName='Hansen'
19) With SQL, how can you delete the records where the "FirstName" is "Peter" in the Persons Table?
a) DELETE FROM Persons WHERE FirstName = 'Peter' - correct answer
b) DELETE ROW FirstName='Peter' FROM Persons
c) DELETE FirstName='Peter' FROM Persons
20) With SQL, how can you return the number of records in the "Persons" table?
a) SELECT COLUMNS() FROM Persons
b) SELECT COUNT(*) FROM Persons - correct answer
c) SELECT COLUMNS(*) FROM Persons
d) SELECT COUNT() FROM Persons
21) Given an employees table as follows: empid name managerid a1 bob NULL b1 jim a1 B2 tom a1 What value will select count(*) from employees return?
a) 1
b) 2
c) 3 - correct answer
d) none of the above
22) The result of a SELECT statement can contain duplicate rows.
a) True - correct answer
b) False
23) Sometimes the expression "select count(*)" will return fewer rows than the expression "select count(value)".
a) True
b) False - correct answer
24) What type of lock will deny users any access to a table?
a) EXPLICIT
b) IMPLICIT
c) EXCLUSIVE - correct answer
d) SHARED
e)READ ONLY
25) Which of the following is the correct SQL statement to use to remove rows from a table?
a) DROP
b) REMOVE ROW
c) DELETE - correct answer
d) DELETE ROW
26) The only way to join two tables is by using standard, ANSI syntax.
a) True
b) False - correct answer
27) A NULL value is treated as a blank or 0.
a) True
b) False - correct answer
28) The left outer join is one type of outer join. Another one is the.
a) right
b) full
c) right outer
d) full outer
e)all of the above - correct answer
b) ORDER
c) ORDER BY - correct answer
d) SORT
15) With SQL, how can you return all the records from a table named "Persons" sorted descending by "FirstName"?
a) SELECT * FROM Persons SORT BY 'FirstName' DESC
b) SELECT * FROM Persons ORDER BY FirstName DESC - correct answer
c) SELECT * FROM Persons ORDER FirstName DESC
d) SELECT * FROM Persons SORT 'FirstName' DESC
16) With SQL, how can you insert a new record into the "Persons" table?
a) INSERT INTO Persons VALUES ('Jimmy', 'Jackson') - correct answer
b) INSERT ('Jimmy', 'Jackson') INTO Persons
c) INSERT VALUES ('Jimmy', 'Jackson') INTO Persons
17) With SQL, how can you insert "Olsen" as the "LastName" in the "Persons" table?
a) INSERT INTO Persons (LastName) VALUES ('Olsen') - correct answer
b) INSERT ('Olsen') INTO Persons (LastName)
c) INSERT INTO Persons ('Olsen') INTO LastName
18) How can you change "Hansen" into "Nilsen" in the "LastName" column in the Persons table? a) UPDATE Persons SET LastName='Hansen' INTO LastName='Nilsen' b) UPDATE Persons SET LastName='Nilsen' WHERE LastName='Hansen' - correct answer c) MODIFY Persons SET LastName='Hansen' INTO LastName='Nilsen d) MODIFY Persons SET LastName='Nilsen' WHERE LastName='Hansen'
19) With SQL, how can you delete the records where the "FirstName" is "Peter" in the Persons Table?
a) DELETE FROM Persons WHERE FirstName = 'Peter' - correct answer
b) DELETE ROW FirstName='Peter' FROM Persons
c) DELETE FirstName='Peter' FROM Persons
20) With SQL, how can you return the number of records in the "Persons" table?
a) SELECT COLUMNS() FROM Persons
b) SELECT COUNT(*) FROM Persons - correct answer
c) SELECT COLUMNS(*) FROM Persons
d) SELECT COUNT() FROM Persons
21) Given an employees table as follows: empid name managerid a1 bob NULL b1 jim a1 B2 tom a1 What value will select count(*) from employees return?
a) 1
b) 2
c) 3 - correct answer
d) none of the above
22) The result of a SELECT statement can contain duplicate rows.
a) True - correct answer
b) False
23) Sometimes the expression "select count(*)" will return fewer rows than the expression "select count(value)".
a) True
b) False - correct answer
24) What type of lock will deny users any access to a table?
a) EXPLICIT
b) IMPLICIT
c) EXCLUSIVE - correct answer
d) SHARED
e)READ ONLY
25) Which of the following is the correct SQL statement to use to remove rows from a table?
a) DROP
b) REMOVE ROW
c) DELETE - correct answer
d) DELETE ROW
26) The only way to join two tables is by using standard, ANSI syntax.
a) True
b) False - correct answer
27) A NULL value is treated as a blank or 0.
a) True
b) False - correct answer
28) The left outer join is one type of outer join. Another one is the.
a) right
b) full
c) right outer
d) full outer
e)all of the above - correct answer
