24019439
Descrição
Quiz por Craig Willey, atualizado more than 1 year ago
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Criado por Craig Willey
mais de 4 anos atrás
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Questão 1
Questão
The SQL command that enables you to make changes in the data is ____.
Responda
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INSERT
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SELECT
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COMMIT
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UPDATE
Questão 2
Questão
To list all the contents of the PRODUCT table, you would use ____.
Responda
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LIST * FROM PRODUCT;
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SELECT * FROM PRODUCT;
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DISPLAY * FROM PRODUCT;
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SELECT ALL FROM PRODUCT;
Questão 3
Questão
Which command would you use when making corrections to the PRODUCT table?
Responda
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CHANGE PRODUCT SET P_INDATE = '01/18/2004' WHERE P_CODE = '13-Q2/P2';
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ROLLBACK PRODUCT SET P_INDATE = '01/18/2004' WHERE P_CODE = '13-Q2/P2';
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EDIT PRODUCT SET P_INDATE = '01/18/2004' WHERE P_CODE = '13-Q2/P2';
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UPDATE PRODUCT SET P_INDATE = '01/18/2004' WHERE P_CODE = '13-Q2/P2';
Questão 4
Questão
Which command is used to select partial table contents?
Responda
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SELECT <column(s)> FROM <Table name> WHERE <Item>;
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LIST <column(s)> FROM <Table name> WHERE <Conditions>;
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SELECT <column(s)> FROM <Table name> WHERE <Conditions>;
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LIST<column(s)> FROM <Table name> WHERE <Item>;
Questão 5
Questão
Which query will output the table contents when the value of V_CODE is less than or equal to 21344?
Responda
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE <> 21344;
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE <=21344;
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE => 21344;
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE = 21344;
Questão 6
Questão
What is the SQL syntax requirement to list the table contents for either V_CODE = 21344 or V_CODE = 24288?
Responda
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE = 21344 OR V_CODE <= 24288
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE = 21344 OR V_CODE => 24288
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE = 21344 OR V_CODE > 24288
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SELECT P_DESCRIPT, P_INDATE, P_PRICE, V_CODE FROM PRODUCT WHERE V_CODE = 21344 OR V_CODE = 24288
Questão 7
Questão
What is the command used to list the P_CODE, P_DESCRIPT, P_INDATE, and P_PRICE fields from the Product table in ascending order by P_PRICE?
Responda
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SELECT P_CODE, P_DESCRIPT, P_INDATE, P_PRICE FROM PRODUCT SEQUENCE BY P_PRICE;
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SELECT P_CODE, P_DESCRIPT, P_INDATE, P_PRICE FROM PRODUCT LIST BY P_PRICE;
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SELECT P_CODE, P_DESCRIPT, P_INDATE, P_PRICE FROM PRODUCT ORDER BY P_PRICE;
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SELECT P_CODE, P_DESCRIPT, P_INDATE, P_PRICE FROM PRODUCT ASCENDING BY P_PRICE;
Questão 8
Questão
The basic SQL aggregate function that gives the number of rows containing not null values for the given column is ____.
Responda
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COUNT
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MIN
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MAX
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SUM
Questão 9
Questão
What is the command to join the P_DESCRIPT and P_PRICE fields from the PRODUCT table and the V_NAME, V_AREACODE, V_PHONE, and V_CONTACT fields from the VENDOR table where the value of V_CODE match?
Responda
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE <> VENDOR.V_CODE;
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE = VENDOR.V_CODE;
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE <= VENDOR.V_CODE;
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE => VENDOR.V_CODE;
Questão 10
Questão
What is the command to join the P_DESCRIPT and P_PRICE fields from the PRODUCT table and the V_NAME, V_AREACODE, V_PHONE and V_CONTACT fields from the VENDOR table, where the value of V_CODE match and the output is ordered by the Price?
Responda
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE <> VENDOR.V_CODE; ORDER BY P_PRICE;
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE => VENDOR.V_CODE; ORDER BY P_PRICE;
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE <= VENDOR.V_CODE; ORDER BY P_PRICE;
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SELECT P_DESCRIPT, P_PRICE, V_NAME, V_CONTACT, V_AREACODE, V_PHONE FROM PRODUCT, VENDOR WHERE PRODUCT.V_CODE = VENDOR.V_CODE; ORDER BY P_PRICE;
Questão 11
Questão
To delete a row from the PRODUCT table, use the ____ command.
Responda
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KILL
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DELETE
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COMMIT
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ERASE
Questão 12
Questão
ANSI-standard SQL allows the use of special operators in conjunction with the WHERE clause. A special operator used to check whether an attribute value is null is ____.
Responda
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BETWEEN
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IS NULL
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LIKE
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IN
Questão 13
Questão
The ____ command is used to modify the table by deleting a column.
Responda
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DROP
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ALTER
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DELETE
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ERASE
Questão 14
Questão
The ____ function is used to find the highest value in a table column.
Responda
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MAX
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TOTAL
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SUM
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TOP
Questão 15
Questão
UPDATE tablename
*****
[WHERE conditionlist];
What command replaces the ***** in the above statement?
Responda
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SET columnname = expression
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columnname = expression
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expression = columnname
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LET columnname = expression
Questão 16
Questão
If you wish to perform an inner join based on only one common attribute, you might use the ____ clause.
Responda
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OF
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USING
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HAS
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JOIN ON
Questão 17
Questão
In a subquery, which query is executed first?
Responda
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Leftmost
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Rightmost
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Innermost
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Outermost
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