1Z0-909 Exam Question 16
Examine this statement which executes successfully:
SET @ir := 2;
Which query updates the value of @r to 0?
SET @ir := 2;
Which query updates the value of @r to 0?
1Z0-909 Exam Question 17
Examine the Test.php script which is numbered for clarity, and its output:

PHP Fatal error: Uncaught Error: call to underined function mysqli_connect () in Test.php:2 Which action will fix this error?

PHP Fatal error: Uncaught Error: call to underined function mysqli_connect () in Test.php:2 Which action will fix this error?
1Z0-909 Exam Question 18
Examine these statement which execute successfully:

Now, examine this desired output:

Which two queries will produce the out?
A)

B)


D)

E)


Now, examine this desired output:

Which two queries will produce the out?
A)

B)


D)

E)

1Z0-909 Exam Question 19
Examine the statement which executes successfully:
SET sql_mode=' NO_ENGINE_SUBSTITTJTION' ;
You try to create a table with a storage engine that is not available. What will happen?
SET sql_mode=' NO_ENGINE_SUBSTITTJTION' ;
You try to create a table with a storage engine that is not available. What will happen?
1Z0-909 Exam Question 20
You are using buffered queries with PHP mysqli in a browser-based web application. Which three are true?