Zend PHP Certification Study Guide

Appendix . Practice Exam Questions

1.	Which of the following strings are not valid modes for the fopen() function? a+b b+a at w x+
2.	Consider the following piece of code: <?php $arr = array(3 => "First", 2=> "Second", 1=> "Third"); list (, $result) = $arr; ?> After running it, the value of $result would be First Second Third This piece of code will not run, but fail with a parse error.
3.	In standard SQL-92, which of these situations do not require or cannot be handled through the use of an aggregate SQL function? (Choose 2) Calculating the sum of all the values in a column. Determining the minimum value in a result set. Grouping the results of a query by one or more fields. Calculating the sum of all values in a column and retrieving all the values of another column ...