Web Question Bank 1.What these tags specify in PHP : <php and ?> 2.Can we run PHP from HTML file? If yes, how? 3.Why PHP is known as scripting language? 4.Write a program in PHP to calculate Square Root of a number? 5.How can we create links in PHP pages? 6.What is the function of “foreach” construct in PHP? 7.What is the purpose of “nl2br “string function? 8.Write the name of PHP functions that can be used to build a function that accepts any number of arguments? 9.What is the difference between include and require? 10.Differences between GET and POST methods? 11.What do you mean by Server Side Scripting? 12.Explain all possible types of scope of variable?scope of variable?

1. Web Question Bank
1. What these tags specify in PHP : <php and ?>
2. Can we run PHP from HTML file? If yes, how?
3. Why PHP is known as scripting language?
4. Write a program in PHP to calculate Square Root of a number?
5. How can we create links in PHP pages?
6. What is the function of “foreach” construct in PHP?
7. What is the purpose of “nl2br “string function?
8. Write the name of PHP functions that can be used to build a function that accepts any
number of arguments?
9. What is the difference between include and require?
10. Differences between GET and POST methods?
11. What do you mean by Server Side Scripting?
12. Explain all possible types of scope of variable?
13. Explain with example the use of substring function?
14. Write a program in HTML (Web-Page) having a form with firstname, lastname and a
submit button. On clicking the button form validation should work (Use Javascript for that)
and data entry should be saved in a database (PHP code needed, for insertion of data from
“form” to database). Form should be styled using CSS. (Use any mode- inline, internal or
external)?
15. What do you understand about Numeric array, Associative array and Multidimensional
array?

2. 16. What is the use of strlen() and strpos() functions?
17. Why we use $_REQUEST variable? Write a note on various library functions available in
PHP?
18. What is the function name in PHP, used to delete an element from an array?
19. Write the PHP code for fetching the data from a database to a webpage?
20. What is the purpose of $_PHP_SELF?
21. Explain the use of preg_match(), preg_replace(), preg_split(),ereg() , eregi() ,ereg_replace(),
ereg_match() ,eregi_replace() functions in regular expression?
22. What do you meant by WAMP, LAMP and XAMP?
23. Explain the following:
a. Echo vs Print
b. Super variable
c. Super global operator
d. Literals
e. Ternary operator
f. Break and continue
24. Write about the following built-in functions:
a) Require()
b) Join()
c) Auto_append_file()
d) substr()
e) Include()

3. f) Strcmp()
g) Chop()
h) Strnotcmp()
i) Trim()
j) strlen()
k) nl2br()
l) strchar()
m) strtoupper()
n) stropos()
o) strtolower()
p) strreplace()
q) explode()
r) substr_replace()
25. What does PHP stand for?
26. What is the difference between GET and POST methods in PHP?
27. How do you declare a variable in PHP?
28. What is the purpose of the "echo" statement in PHP?
29. How do you concatenate strings in PHP?
30. What is a conditional statement in PHP? Provide an example.
31. What is a loop in PHP? Provide an example.
32. How do you declare a function in PHP? Provide an example.
33. How do you include an external PHP file in another PHP file?
34. What is a PHP array? Provide an example.

4. 35. What is the difference between an indexed array and an associative array in PHP?
36. How do you sort an array in PHP?
37. What is the purpose of the "explode" function in PHP? Provide an example.
38. What is a PHP session? How do you start a PHP session?
39. What is PHP and what are its advantages?
40. What is the syntax for declaring a variable in PHP?
41. What is the difference between single and double quotes in PHP?
42. What is the purpose of the echo statement in PHP?
43. How do you comment out code in PHP?
44. What is the difference between a function and a method in PHP?
45. How do you create a function in PHP?
46. What is the purpose of the return statement in PHP?
47. What is a PHP session and how do you start one?
48. What is the purpose of the $_SESSION variable in PHP?
49. What is a PHP cookie and how do you set one?
50. How do you upload a file using PHP?
51. What is the purpose of the include_once() function in PHP?
52. How do you connect to a MySQL database using PHP?
53. What is SQL injection and how can it be prevented in PHP?
54. What is PHP?
55. What is the difference between PHP and HTML?

5. 56. What is a variable in PHP?
57. What is the difference between == and === operators in PHP?
58. What is the purpose of the $_GET and $_POST variables in PHP?
59. How do you include external PHP files?
60. What is the purpose of the if-else statement in PHP?
61. How do you create an array in PHP?
62. What is the purpose of the for loop in PHP?
63. What is the difference between include and require in PHP?