Test your basic knowledge |

Php Programming Basics

Subject : it-skills

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
if/elseif/else and switch statements
strip_tags()
Magic Constant
predefined variable

2. To find how many substrings are in a string
substr_count()
$_REQUEST
htmlentities()
GET

3. To sort values of an array without regard to the keys
array()
sort()
index
define()

4. To check if a constant is already declared
error_reporting (E_ALL | E_STRICT)
defined()
general
for ($i = 0; $i < count($array); $i++) {statement(s);}

5. To include files - _______ will give errors and _________ will terminate execution().
array()
include() and require()
loops
double quotes

6. any programing language where the user must support the language the script is written in
if/elseif/else and switch statements
AJAX
shuffle()
client-side programing

7. The three types of loops in PHP are: for - while - ____.
mysql_fetch_object()
html_entity_decode()
+
foreach

8. To determine the amount of elements in an array
error_reporting (0)
crypt()
count()
boolean

9. All variables must begin with _________.
nl2br()
the dollar sign $
client-side programing
empty()

10. Variable names cannot begin with _______
html_entity_decode()
numbers
unset()
server-side programing

11. _____ is a logical operator
Array
XOR
predefined
curly braces; ${$total}

12. The name of the #! used to designate the location of the PHP binary
predefined
Shebang
Array
+

13. a database which is best supported by PHP
mysql
.=
error_reporting (0)
XOR

14. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
predefined
the escape character ''
abs()
$array[] = item

15. Standard Generalized Markup Language
SGML
<<
double quotes
reassign

16. Used to find the amount of words in a string.
predefined variable
isset()
str_word_count()
$var++ and $var

17. To iterate over the values of an array
count()
for ($i = 0; $i < count($array); $i++) {statement(s);}
mysql_fetch_object()
switch

18. The array that stores variables specific to a user's visit
$_SESSION[]
PHP
index
define()

19. TRUE or FALSE
boolean
include() and require()
&
single quotes

20. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
empty()
superglobal
Array
array()

21. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
bin2hex()
is_numeric()
GET
$dbc = mysql_connect(hostname, username, password)

22. To put a dollar sign before a variable like $10 where 10 is the variable's value - you can escape the first dollar sign; $$cost; or you can use __________.
urlencode()
negative numbers
curly braces; ${$total}
shuffle()

23. When used the value can be passed safely through the URL (GET).
urlencode()
str_word_count()
client-side programing
control structure

24. Used to create a substring (referred to as a token) from a larger string
strip_tags()
strtok()
rsort()
predefined

25. Document Type Definitions
DTD
ini_set ('display_errors', 1)
Parse error
array

26. $_POST Data sent using POST found is sent to _______
predefined variable
rand()
strtok()
getrandmax()

27. collection of binary data
$_SESSION[]
string
Array
ini_set ('display_errors', 1)

28. Variable names can begin with __________
preg_match()
Object
$varname[key]
underscores

29. Returns a string with backslashes in front of predefined characters
addslashes()
chr()
bin2hex()
associative array

30. The concatenation operator?
foreach loop
function error_reporting()
ASP
the period; .

31. The seven main SQL (structured query language) functions are alter - create - delete - _______ - insert - select - update
fopen()
^
date()
drop

32. To iterate over the keys and values of an array
reassign
associative array
foreach loop
E_STRICT

33. a line of information that can be stored in a variable or used in a function or statement
string
$array[] = item
$_REQUEST
HTML

34. To counter htmlentities()
$$
curly braces; ${$total}
html_entity_decode()
unset()

35. To sort the values while maintaining the correlation between each value and its key
asort()
addcslashes()
==
strlen()

36. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
statement
POST
drop
$_REQUEST

37. The ouput of var_export((bool)"NULL");
true
indexed array
define()
===

38. Hypertext Preprocessor - a server-side programing language used to create webpages
Shebang
drop
PHP
arsort()

39. Active Server Pages
?>
ASP
error_reporting (E_ALL & -E_NOTICE)
addcslashes()

40. To sort values of an array in reversed order
empty()
include() and require()
rsort()
sql

41. Tag to begin a php script
general
>>
Notice
<?php

42. $_SERVER is a ________ variable.
the dollar sign $
predefined
general
+

43. To close a connection between a database
if/elseif/else and switch statements
function
mysql_close($dbc)
define()

44. An array of variables passed with <input /> data
rsort()
mysql_fetch_object()
$_POST[]
integer

45. signed integer
nl2br()
int
server-side programing
index

46. says 'if' this then do this 'else' do this or 'while' this do this
sql
statement
Notice
the period; .

47. Use ______ when there are no variables in the string
error_reporting (E_ALL)
?>
single quotes
statement

48. This will show all error reporting.
array()
SGML
&
error_reporting (E_ALL)

49. To merge arrays
reassign
$varname[key]
array_merge()
Notice

50. Function used to find the absolute value of a number or numeric variable
array_merge()
abs()
?>
empty()