Worksheetssql quiz for class 11 & 12 2022 vaishali lamba
Total questions: 33
Worksheet time: 17mins
Which of the following SQL clauses is used to DELETE tuples from a database table?
DELETE
REMOVE
DROP
CLEAR
If you don’t specify ASC or DESC after a SQL ORDER BY clause, the following is used by default
ASC
DESC
There is no default value
None of the mentioned
With SQL, how do you select all the records from a table named “Persons” where the value of the column “FirstName” ends with an “a”?
SELECT * FROM Persons WHERE FirstName=’a’
SELECT * FROM Persons WHERE FirstName LIKE ‘a%’
SELECT * FROM Persons WHERE FirstName LIKE ‘%a’
SELECT * FROM Persons WHERE FirstName=’%a%’
What does the ALTER TABLE clause do?
The SQL ALTER TABLE clause modifies a table definition by altering, adding, or deleting table columns and/or constraints
The SQL ALTER TABLE clause is used to insert data into database table
THE SQL ALTER TABLE deletes data from database table
The SQL ALTER TABLE clause is used to delete a database table
The UPDATE SQL clause can _____________
update only one row at a time
update more than one row at a time
delete more than one row at a time
delete only one row at a time
How can you change “Hansen” into “Nilsen” in the “LastName” column in the Persons table?
UPDATE Persons SET LastName=’Hansen’ INTO LastName=’Nilsen’
MODIFY Persons SET LastName=’Nilsen’ WHERE LastName=’Hansen’
MODIFY Persons SET LastName=’Hansen’ INTO LastName=’Nilsen’
UPDATE Persons SET LastName=’Nilsen’ WHERE LastName=’Hansen’
SQL query to find all the cities whose humidity is 95.
SELECT city WHERE humidity = 95
SELECT city FROM weather WHERE humidity = 95
SELECT humidity = 89 FROM weather
SELECT city FROM weather
SQL query to find the temperature in increasing order of all cities.
SELECT city FROM weather ORDER BY temperature
SELECT city, temperature FROM weather
SELECT city, temperature FROM weather ORDER BY temperature
SELECT city, temperature FROM weather ORDER BY city
Find the name of those cities with temperature and condition whose condition is either sunny or cloudy but temperature must be greater than 70.
SELECT city, temperature, condition FROM weather WHERE condition = ‘sunny’ AND condition = ‘cloudy’ OR temperature > 70
SELECT city, temperature, condition FROM weather WHERE condition = ‘sunny’ OR condition = ‘cloudy’ OR temperature > 70
SELECT city, temperature, condition FROM weather WHERE condition = ‘sunny’ OR condition = ‘cloudy’ AND temperature > 70
SELECT city, temperature, condition FROM weather WHERE condition = ‘sunny’ AND condition = ‘cloudy’ AND temperature > 70
The command to remove rows from a table ‘CUSTOMER’ is __________________
DROP FROM CUSTOMER
UPDATE FROM CUSTOMER
REMOVE FROM CUSTOMER
DELETE FROM CUSTOMER WHERE
Find the names of these cities with temperature and condition whose condition is neither sunny nor cloudy.
SELECT city, temperature, condition FROM weather WHERE condition NOT IN (‘sunny’, ‘cloudy’)
SELECT city, temperature, condition FROM weather WHERE condition NOT BETWEEN (‘sunny’, ‘cloudy’)
SELECT city, temperature, condition FROM weather WHERE condition IN (‘sunny’, ‘cloudy’)
SELECT city, temperature, condition FROM weather WHERE condition BETWEEN (‘sunny’, ‘cloudy’);
What does "SQL" stand for?
Structured Question Language
Structured Query Language
Simple Query Language
Simple Question Language
Which statement is used to extract data from a database?
Extract
Get
Open
Select
If you were wanting to filter data, which clause would you use?
Where
Order by
From
Select
Using which word allows you to specify that more than one condition must be met in a query?
Also
And
Or
Where
Using which word allows you to specify that only one of a series of conditions needs to be met in a query filter?
And
Maybe
If
Or
Less than or equal to?
>=
=>
=<
<=
Which character returns all the data found in a table?
%
#
*
/
Which word is missing from the following SQL statement?
Select * table_name
With
Where
From
And
What is the correct order of clauses in a SQL statement?
SELECT, FROM, ORDER BY, WHERE
SELECT, FROM, WHERE, ORDER BY
SELECT, WHERE, FROM, ORDER BY
WHERE, FROM, SELECT, ORDER BY
How do we select all rows for the "Designer" table?
SELECT * FROM Designer
SELECT [All] FROM Designer
SELECT Designer.*
SELECT FROM Designer
How would we script a SQL query to select "Description" from the Item table?
SELECT Item.Description
EXTRACT Description FROM Item
SELECT Item FROM Description
SELECT Description FROM Item
Which query would return only the fields DesignerID and Designer?
SELECT * FROM Designers
SELECT DesignerID, Name FROM Designers
SELECT DesignerID AND Designer FROM Designers
SELECT DesignerID, Designer FROM Designers
You are required to update the phone number for only the DesignerID "SMI01" in the "Designer" table. Which of these would successfully do that?
UPDATE Designer SET PhoneNo = '01224123456'
UPDATE Designer (PhoneNo) VALUES ('01224123456')
UPDATE Designer SET PhoneNo = '01224123456' WHERE DesignerID = 'SMI01'
UPDATE PhoneNo = '01224123456' FROM Designer WHERE DesignerID = 'SMI01'
With SQL how can I return all items in the Item table sorted from the lowest priced to the highest priced?
SELECT * FROM Items ORDER BY Price ASCENDING
SELECT * FROM Items ORDER BY Price ASC
SELECT * FROM Items BY Price LOWEST TO HIGHEST
SELECT * FROM Items ORDER BY Price DESC
How would you DELETE records from the Items table with a "Chair" Type?
DELETE 'Chair' FROM Items
DELETE Type FROM Items WHERE Type = 'Chair'
DELETE FROM Items WHERE Type = 'Chair'
DELETE ITEMS WHERE Type = 'Chair'
How would you display Chairs in the Items table that have a Price greater than £50.
SELECT * FROM Items WHERE Type = 'Chair' AND Price > 50
SELECT * FROM Items WHERE Type = 'Chair' OR Price < 100
SELECT * FROM Iterms WHERE Type = 'Chair' AND Price >= 50
SELECT * FROM Items WHERE Price > 50
Which SQL statement would add a record to the database?
INSERT INTO Designer VALUES ('SMI01', 'M Smith', 'mail@msmith.com', '01224123456')
INSERT VALUES ('SMI01', 'M Smith', 'mail@msmith.com', 01224123456') INTO Designer
INSERT ('SMI01', 'M Smith', 'mail@msmith.com', '01224123456') INTO Designer
INSERT Designer INTO VALUES (''SMI01', 'M Smith', 'mail@msmith.com', '01224123456')
Match the following SQL term with a description - SELECT
The fields to display
The table used in the query
The criteria which must be met
The field and order used to sort the results
Match the following SQL term with a description - WHERE
The table used in the query
The fields to display
The field and order used to sort the results
The criteria which must be set
What is a field?
A collection of information
A single item of information
A list of information
A group of records
Which of the following is not a database data type?
text
number
array
date
Which symbol would you use to represent more than 50
= 50
< 50
> 50
# 50
