PHP Interview Questions

40. How many ways can we get the value of current session id?

41. How can we destroy the session, how can we unset the variable of a session?

42. How can we destroy the cookie?

43. How many ways we can pass the variable through the navigation between the pages?

44. What is the difference between ereg_replace() and eregi_replace()?

45. What are the different functions in sorting an array?

46. How can we know the count/number of elements of an array?

47. What is the PHP predefined variable that tells the What types of images that PHP supports?

48. How can I know that a variable is a number or not using a JavaScript?

49. List out some tools through which we can draw E-R diagrams for mysql

50. How can I retrieve values from one database server and store them in other database server using PHP?

51. List out the predefined classes in PHP?

52. How can I make a script that can be bilanguage (supports English, German)?

53. What are the difference between abstract class and interface?

54. How can we send mail using JavaScript?