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. Used to find the amount of words in a string.
str_word_count()
strlen()
mysql_fetch_object()
strip_tags()

2. collection of binary data
precedence
$_POST[]
error_reporting (E_ALL | E_STRICT)
string

3. Function that contains the highest value that rand() can have randomly
0
getrandmax()
round() Function
array

4. To sort values of an array without regard to the keys
Object
sort()
foreach
ini_set ('display_errors', 1)

5. The ouput of var_export((bool)"NULL");
true
mysql
decimal
===

6. To find how many substrings are in a string
$_POST[]
curly braces
substr_count()
function error_reporting()

7. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
parentheses
mysql_fetch_array()
Parse error
crypt()

8. function Function used to create a random number
abs()
1
rand()
Notice

9. Returns a string with backslashes in front of the specified characters
addcslashes()
unset()
ASP
define()

10. Document Type Definitions
the period; .
DTD
not
function error_reporting()

11. $_POST Data sent using POST found is sent to _______
boolean
chr()
predefined variable
int

12. To close a connection between a database
mysql_close($dbc)
error_reporting (E_ALL)
array()
preg_split()

13. To iterate over the keys and values of an array
AJAX
Notice
numbers
foreach loop

14. Used to convert all HTML tags into their entity versions.
E_STRICT
$varname[key]
htmlentities()
>>

15. To assign array element values to individual variables
Notice
list()
boolean
strip_tags()

16. The syntax for connecting to a database
associative array
define()
$dbc = mysql_connect(hostname, username, password)
0

17. All variables must begin with _________.
null
open source
list()
the dollar sign $

18. standard notation
Object
decimal
addcslashes()
urlencode()

19. Function used to round down to the lowest integer
DTD
define()
floor()
string

20. container of ordered data elements
statement
date()
Array
strip_tags()

21. This error refers to a variable with no value.
function
Notice
mysql_fetch_array()
Constant

22. Use _______ for passwords or pages that would not be bookmarked or pages that require security.
foreach
POST
list()
fopen()

23. This will not show error reporting - it will be turned off.
asort()
error_reporting (0)
mysql_fetch_array()
predefined variable

24. Returns an array that corresponds to the fetched row of MySQL data and moves the internal data pointer ahead
chr()
$var++ and $var
mysql_fetch_array()
==

25. print $_SERVER will _____ work if you use the print function on arrays.
if/elseif/else and switch statements
empty()
+
not

26. a line of information that can be stored in a variable or used in a function or statement
Error
string
htmlspecialchars()
htmlentities()

27. says 'if' this then do this 'else' do this or 'while' this do this
decimal
chr()
if/elseif/else and switch statements
statement

28. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
HTML
$varname[key]
DTD
Magic Constant

29. An array of variables passed with <input /> data
$_POST[]
abs()
chop()
htmlspecialchars()

30. Tag to begin a php script
GET
<?php
echo
foreach

31. container of both data and code
Object
+
html_entity_decode()
error_reporting (E_ALL)

32. the most basic function in PHP used to output information to the page
boolean
error_reporting (E_ALL & -E_NOTICE)
echo
for ($i = 0; $i < count($array); $i++) {statement(s);}

33. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
nl2br()
Hex
Parse error
negative numbers

34. To sort values of an array in reversed order
rsort()
addcslashes()
rand()
$array[] = item

35. To sort the values while maintaining the correlation between each value and its key - in reversed order
isset()
foreach
arsort()
array_merge()

36. To assign keys to the values in an array
$$
asort()
+= or -= or *= or /=
array()

37. _______ is a comparison operator
define()
$array[] = item
!= inequality
drop

38. Shorthand used to increment and decrement
mysql_fetch_object()
$var++ and $var
foreach loop
string

39. Used to find the length of a string
htmlspecialchars()
strlen()
ASP
Object

40. To get over quotation marks while using arrays
count()
trim()
curly braces
null

41. The output of var_export((float)array(0));
asort()
1
drop
wordwrap()

42. This will show all error reporting except for notice errors.
ini_set ('display_errors', 1)
error_reporting (E_ALL & -E_NOTICE)
$$
index

43. EXtensible Markup Language
the escape character ''
XML
getrandmax()
Array

44. Active Server Pages
ASP
$var++ and $var
$dbc = mysql_connect(hostname, username, password)
string

45. identity
open source
underscores
===
Shebang

46. Function used to round up to the highest integer
integer
chop()
ceil()
server-side programing

47. Used to display errors in a particular script - should be placed at top of script.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

48. This will show all errors that fall under E_ALL or E_STRICT - the pipe | is used for 'or' so that errors that fall under either will be shown.
+= or -= or *= or /=
urlencode()
error_reporting (E_ALL | E_STRICT)
bin2hex()

49. This error arises from misusing a function.
empty()
Warning
ksort()
Constant

50. The array that stores variables specific to a user's visit
associative array
$_SESSION[]
list()
error_reporting (E_ALL)