Feb 13th, 2014 at 03:07 AM

IDB-BISEW Descriptive Questions on PHP

1. What are the general language features of php? 2. Between echo () and print () functions which one is the faster and why? 3. What are type casting and juggling? 4. What is constant? How can you declare a constant? 5. Which functions are used to add file in a script? 6. What are passing arguments by reference and passing arguments by value? 7. What is recursive function? 8. What are the types of key of array? 9. What are class and object? 10. What is property overloading? 11. What are constructor and destructor? 12. What is object cloning? 13. What type of inheritance that PHP supports? 14. What are the abstract class and interface? 15. Define exceptions? 16. What is regular expression? 17. How many ways you can read a file? 18. How many ways you can write into a file? 19. What is the functionality of the function strstr and stristr? 20. What is the difference between ereg_replace() and eregi_replace()? 21. What are the different functions in sorting an array?Discuss them? 22. Difference between get and post method? 23. What is super global variable? Write name of some superglobal variable? 24. What is the difference between print and printf? 25. Discuss five predefined subscript of of $_FILES super global variable? 26. Why substr() is used? 27. Why explode() is used? 28. Difference between array_merge() and array_slice()? 29. What are the advantages of object-oriented programming? 30. Which functions are used to add and remove array elements? 31. What are the four configuration Directive scopes? 32. What are the two regular expression syntaxes? 33. What are the PHP’s authentication variables? 34. What are the benefits of using PEAR? 35. What are the five items of the $_FILES Array? 36. How many ways you can upload file using PHP? 37. What are the difference among public, private, protected, static, transient, final and volatile. 38. Difference are the between heredoc and nowdoc syntax? 39 What is DNS? 40 Mention five Internet services? 41 Explain the parameters of PHP’s mail function. 42 Why HTTP is called stateless protocol? 43 How many ways session handling can be done? 44 What are web services? 45 What are the benefits of using web services? 46 What is RSS feed? 47 What is data encryption?