In this article, we’ll see PHP Interview Question 1.
Preparing for a PHP interview questions? Don’t worry, we’ve got you covered! PHP interviews can be exciting opportunities to showcase your skills and passion for web development.
We’ll walk you through some commonly asked PHP interview questions in a friendly and approachable manner. Whether you’re a beginner or a seasoned developer, our goal is to help you feel confident and well-prepared. Let’s dive in and unlock the secrets to acing your PHP interview questions
PHP is a widely-used server-side scripting language that is designed to create dynamic and interactive web pages. It has been around for more than two decades and is still considered one of the most popular programming languages in the world.
As a result, PHP developers are in high demand, and interviews for PHP developer roles can be challenging. We will cover some of the most commonly asked PHP interview questions.
PHP Interview Question
See below for a list of PHP Interview Questions with answers
PHP: 8.2 / November 24, 2022
Apache: 2.4.46 April 2021
MySQL: 8.0.32 / January 17, 2023
E_ERROR: A fatal error that causes script termination
E_WARNING: Run-time warning that does not cause script termination
E_ALL: Catches all errors and warnings
E_PARSE: Compile time parse error.
E_NOTICE: Run time notice caused due to error in code
E_USER_WARNING: User-generated warning message.
E_USER_ERROR: User-generated error message.
E_USER_NOTICE: User-generated notice message.
E_STRICT: Run-time notices.
E_RECOVERABLE_ERROR: Catchable fatal error indicating a dangerous error
Depend on the Operating System
Multipurpose Internet Mail Extensions.
WWW ability to recognize and handle files of different types is largely dependent on the use of the MIME (Multipurpose Internet Mail Extensions) standard. The standard provides for a system of registration of file types with information about the applications needed to process them.
A persistent cookie is a cookie that is permanently stored on the user’s computer in a cookie file. They are used for tracking the user information of users who have been browsing for a very long time. They also have the drawback of being insecure, as users can see the cookies which are saved on the computer.
There is no special way to set persistent cookies. Setting Cookies with an expiration date become persistent cookie.
setcookie( "cookieName", 'cookieValue', strtotime( '+30 days' ) );
| Compared URL | Outcome | Reason |
|---|---|---|
| httpː//www.example.com/dir/page2.html | Success | Same protocol and host |
| httpː//www.example.com/dir2/other.html | Success | Same protocol and host |
| httpː//www.example.com:81/dir/other.html | Failure | Same protocol and host but different port |
| https://www.example.com/dir/other.html | Failure | Different protocol |
| http://en.example.com/dir/other.html | Failure | Different host |
| http://example.com/dir/other.html | Failure | Different host (exact match required) |
| http://v2.www.example.com/dir/other.html | Failure | Different host (exact match required) |
| httpː//www.example.com:80/dir/other.html | Don’t use | Port explicit. Depends on implementation in browser. |
var query = location.href.split('#');
document.cookies = 'hasValue=' + query[1];
array_combine give an array by combining two arrays($keyArray, $valueArray) and both $keyArray & $valueArray must have same number of elements. $keyArrays become keys of returning Array, $valueArray become values of returning Arrays.
array_merge gives an array by merging two array ($array1, $array2) and both can have different number of elements. $array1 and $array2 are added in returning array.
Cookies are stored on the client side (e.g. Browser) whereas Sessions are stored on the server side (tmp file of the web server). A cookie can be added/update/delete from the browser but the session can’t delete from the browser.
The session is dependent on cookies. For example: When the user login in website the session is created in the webserver. To communicate the web server with the user, a cookie is created by the application. with use of this cookie-key, Server get to know that user is login OR not.
CRYPT(), MD5()
move_uploaded_file( string filename, string destination)
The mysql_error() message will tell us what was wrong with our mysql query.
Congratulations on making it through our PHP interview question journey! We hope you feel more confident and ready to tackle your PHP interview head-on.
Remember, it’s not just about knowing the answers but also demonstrating your enthusiasm and problem-solving skills. Keep practicing, stay curious, and embrace continuous learning in the dynamic world of PHP.
You’ve got this – go out there, shine bright, and secure that PHP developer dream job!
I hope this article helps in PHP Interview Question
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I have a question,
In Angular 2, How can we get the user name of the logged in user.
I log in to the windows computer with the network credentials. So how can i get the user name in angular application. If we can directly get user name in angular2. what is the application solution to implement using angular2.
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Many Thanks,
Rachana