Physics Basic Php Interview Questions And Answers For Freshers Pdf


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PHP Faqs PDF Download Last week I met one of my old friend. He want to know the job opportunities in PHP. He had done a course in PHP from one local. REAL TIME INTERVIEW QUESTIONS & ANSWERS PHP has many frameworks and cms for creating a non technical person hidden features like you can image for games, create files, GTK . Today we are going to discuss the basic questionnaire for freshers. When you are going for interview these below questions and answers are.

Basic Php Interview Questions And Answers For Freshers Pdf

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+ PHP Interview Questions for Freshers – In this list I am sharing the top asked + interview questions with answers for php freshers who will going. Contains Important PHP Interview Questions with Answers and PHP FAQs helpful for For Freshers | PHP Interview Questions and Answers for Experienced | PHP PDF | Online Interview Questions for PHP | PHP Tutorial | PHP Basics. PHP Interview Questions - Here are some of the best PHP Interview Questions with Answers. This is a PDF generated by PHPKB Knowledge Base Script.

What types of loops exist in PHP? How do you display the output directly to the browser? Describe which programming language does PHP parallel to? How to create a MySQL connection? How to select a database? What is PEAR? It extends PHP and gives a higher level of programming for all web developers. In PHP, Ksort has used to sort an array by key in reverse order.

What are the data types of PHP?

Which PHP version is actually used today? Nowadays, PHP 7 is the actually used version. In my opinion, this will define how good a… Click To Tweet What is NULL? If you need any variable to set NULL, just assign it. What is the use of Constant Function? A constant function is used to return the constant value. What is the correct way to start and complete a PHP block of code? There is the two most common and correct ways to start and complete a PHP script.

What is a numeric array?

The values are stored and accessed in a linear fashion. Does PHP support multiple inheritances? PHP supports only single level of inheritance.

PHP Interview Questions and Answers For Freshers

It introduces new functions which are not found in PHP4. In PHP 5, you have to name your constructors. In PHP 5, interfaces are introduced. What are tags used? They allow making the result of the expression between the tags directly to the browser response.

What is the difference between explode and split functions? Split function splits a string into array by regular expression.

Explode splits a string into array by string. Is PHP supports multiple inheritance? What is the use of count function in MySQL?

How to send a mail in PHP? Explain what the meaning of a final class and a final method is? How can you break PHP script? I can use exit function for that. What is the default page in web server? Most of the times it will be index page. Explain how a comparison of objects done in PHP 5 is? What are the different types of errors in PHP? There are 4 basically types of error in PHP. Parse Error — Commonly caused due to syntax mistakes in codes.

Fatal Error — These are basically runtime errors which are caused when you try to access what cannot be done. Warning Error — This error occurs when you try to include a file that is not present. Notice Error — This error occurs when you try to utilize a variable that has not been declared.

What is session and why do we use it? A session is a super global variable that preserves data across subsequent pages.

Interview Question Answers

Session uniquely defines all users with a session ID. So it supports building a customized web application where user tracking is required. Explain which type of operation is required when passing values into an URL? To pass values by an URL, then you require to encode and to decode them applying urlencode and htmlspecialchars.

What is cookie and why do we use it? A cookie is a small piece of information stored in a client browser. It is a technique utilized to identify a user using the information stored in their browser. What function do we use to find length of string, and length of array? For finding a length of string we apply strlen function and for array we use count function. Describe how PHP and Javascript can interact? How can we modify the value of a constant?

We cannot alter the value of a constant. What is the difference between unset and unlink function? Explain which is required to be able to utilize image function? The GD library is required to be able to do image functions.

It also helps to execute more image functions. The difference between an ID and Class is that an ID can be utilized to identify one element, whereas a class can be used to identify more than one.

What is AJAX? Data is exchanged asynchronously in a small amount of data with the server. What is jQuery? It is an easy-to-use API. It makes things like HTML document traversal and manipulation, animation, event handling and Ajax much simpler across a more number of browsers. What is the difference between SQL and Mysql? Mysql is an open source, relational database management System.

Describe what the functions to be utilized to get the image properties Height, Width, and Size are? There are three functions are used to get image properties. That functions are: imagesy for getting image height. What are the different types of join?

It is performed whenever two or more tables are joined in a SQL statement. In PHP, echo is used to print data on the webpage.

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Explain how failures in execution are worked with include and require functions? There are some failures when using functions include and require. But, the include function provides a warning, and the PHP script proceeds to perform. How to include a file to a PHP page? If the file is not found by require , it will cause a fatal error and stop the execution of the script.

If the file is not found by include , a warning will be issued, but execution will continue. Describe how you can display information of a variable and readable through a human with PHP? How to declare an array in PHP? It is not actually a real function, it is a language construct. So you can utilize without parentheses with its argument list.

This error is a PHP syntax error which is revealing that trouble at the line x stops parsing and performing the program. How to Retrieve a Cookie Value?

After seeing his endless thinking, I started to answer. H stands for Hypertext and P stands for Preprocessor. Next I told him, you need to remember one name always as like your father. He really surprised and asked what. So obviously he should be the real person behind you job.

What are the different methods to pass data for a form submission? But never stop your answer by saying these two names. You should start telling about the difference between them. GET method simply send the data with url as query strings and it will be visible. But POST method will hide the passing data.

So POST method will be suitable for submitting secure data like passwords and all.How to define a constant in PHP? Which PHP version is actually used today? The above FOUR questions you should know before go to this topic.

What is the meaning of Open Source Software? Answer: getimagesize — It is used to get the image size. What is a PHP developer do? Three are three types of errors in php : 1.