测试您的 PHP 水平的题目
2024-05-04 22:13:13
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在 Unix Review 上看到这个很有意思的测试，和大家共享。
UnixReview.com
May 2007
Test Your Knowledge of PHP
by Emmett Dulaney
From: http://www.unixreview.com/documents/s=10130/ur0705d/
Increasingly, PHP seems to be the tool/language that is used to make Web sites dynamic. While it is far from the only open source scripting language available, PHP's abilities and features are quickly making it not only a must-have in the Web world but also a topic on many certification exams. Following are fifty questions on PHP at the knowledge level found on beginning/intermediate certification exams. Good luck (answers are at the end of the article)!
1. What is the closing tag used by a PHP-driven web page?
A. />
B. #>
C. ?>
D. .>
2. Which PHP conditional operator means the values are equal AND of the same data type?
A. ==
B. ||
C. ===
D. ==?
3. Which of the following statements is true regarding variables in PHP (choose two)?
A. Variable names in PHP are case sensitive.
B. Variable names in PHP are not case sensitive.
C. PHP variables need to be declared before they can be used.
D. PHP variables do not need to be declared before they can be used.
4. You are evaluating a script written by a previous employee. That script contains a require statement that causes the script to exit when an error occurs. You want to change this so the script will generate a warning when such an error occurs, but keep on running. What should you replace require with?
A. involve
B. need
C. include
D. call_for
5. Which of the following does not represent a comment in a PHP script?
A. // This is a comment
B. <?comment This is a comment />
