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DBMS external LAB VIVA VOCE

Authored by kameswara rao M

Computers

University

Used 3+ times

DBMS external  LAB VIVA VOCE
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20 questions

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1.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

The command which changes the structure of a table is _____________________

2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

DDL means

3.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

DML

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" is "Peter"?

SELECT * FROM Persons WHERE FirstName<>'Peter'

SELECT * FROM Persons WHERE FirstName LIKE 'Peter'

SELECT * FROM Persons WHERE FirstName='Peter'

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

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a valid SQL type?

DECIMAL

NUMERIC

FLOAT

CHARACTER

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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"?

SELECT LastName>'Hansen' AND LastName<'Pettersen' FROM Persons

SELECT * FROM Persons WHERE LastName>'Hansen' AND LastName<'Pettersen'

SELECT [all] FROM Persons WHERE LastName>'Hansen' AND LastName<'Pettersen'

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

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

True

False

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