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Introduction to SQL

Introduction to SQL
If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators.

True
False

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Introduction to SQL
The ADD command is used to enter one row of data or to add multiple rows as a result of a query.

False
True

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Introduction to SQL
Select the right statement to insert values to the student table.

INSERT VALUES (
INSERT VALUES INTO student (
INSERT INTO student VALUES (
INSERT student VALUES (

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Introduction to SQL
Table Employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM Employee WHERE SALARY > ANY (SELECT SALARY FROM EMPLOYEE);prints

9
0
10
5

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Introduction to SQL
Which command undo all the updates performed by the SQL in the transaction?

ROLLBACK
COMMIT
DELETE
TRUNCATE

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Introduction to SQL
Which of the following is the original purpose of SQL?

To define the data structures
To specify the syntax and semantics of SQL manipulation language
To specify the syntax and semantics of SQL data definition language
All of these

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