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What are the interview questions for PHP developer?

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What are the interview questions for PHP developer?

PHP Interview Questions For Freshers

  • Differentiate between variables and constants in PHP.
  • What is a session in PHP?
  • What does PEAR stands for?
  • Explain the difference between $message and $$message.
  • Is PHP a case-sensitive language?
  • What are the different types of variables present in PHP?

What is session in PHP interview questions?

PHP sessions are the simple way to store data for individual users/client against a unique session ID. Session IDs are normally sent to the browser via session cookies and the ID is used to retrieve existing session data, if session id is not present on server PHP creates a new session, and generate a new session ID.

How do you crack a problem interview question?

Starts here19:125 Problem Solving Tips for Cracking Coding Interview QuestionsYouTubeStart of suggested clipEnd of suggested clip57 second suggested clipLet’s just assume that the two given arrays. Always have the same length. So let’s think about thisMoreLet’s just assume that the two given arrays. Always have the same length. So let’s think about this problem. Okay.

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What are cookies in PHP?

PHP cookie is a small piece of information which is stored at client browser. It is used to recognize the user. Cookie is created at server side and saved to client browser. Each time when client sends request to the server, cookie is embedded with request. Such way, cookie can be received at the server side.

How do big companies crack interviews?

SOME DO’S AND DON’TS FOR INTERVIEWS:

  1. Do research the position that you are interviewing for.
  2. Don’t search the internet for answers (on a telephonic interview).
  3. Be gracious and presentable.
  4. Don’t be late for the interview.
  5. Do ask your questions and doubts.
  6. Don’t lie.
  7. Be confident.

What is DP problem?

Dynamic Programming (commonly referred to as DP) is an algorithmic technique for solving a problem by recursively breaking it down into simpler subproblems and using the fact that the optimal solution to the overall problem depends upon the optimal solution to it’s individual subproblems.

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What is PHP vs JavaScript?

PHP is server-side scripting language whereas Javascript is a client-side scripting language. PHP doesn’t execute within browser whereas Javascript executes within browser. PHP supports database whereas Javascript doesn’t support databases. PHP accepts both upper case and lower case variables while Javascript doesn’t.