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. To sort values of an array in reversed order
server-side programing
associative array
rsort()
0

2. searches the subject for matches to a given pattern replaced with the given replacement text
predefined
ceil()
preg_replace()
abs()

3. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
superglobal
nl2br()
E_STRICT
foreach

4. $_POST and $_GET are ________ variables.
ini_set ('display_errors', 1)
predefined
getrandmax()
superglobal

5. Asynchronous Javascript And XML
preg_split()
AJAX
control structure
mysql_close($dbc)

6. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
$_POST[]
&
error_reporting (E_ALL & -E_NOTICE)
Parse error

7. The array that stores variables specific to a user's visit
ceil()
$_SESSION[]
define()
?>

8. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
crypt()
define()
empty()
preg_split()

9. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
sort()
client-side programing
str_ireplace()
nl2br()

10. Returns a string with backslashes in front of the specified characters
double quotes
addcslashes()
preg_match()
function

11. To check if a constant is already declared
rand()
defined()
date()
define()

12. bitwise right shift
$_SESSION[]
HTTP
strtok()
>>

13. a positive or negative number
associative array
list()
integer
error_reporting (E_ALL | E_STRICT)

14. To determine the amount of elements in an array
number_format()
ASP
server-side programing
count()

15. To refer to an item in an array
unset()
string
$varname[key]
null

16. container of ordered data elements
preg_replace()
Array
SEO
HTML

17. To close a connection between a database
preg_split()
function
wordwrap()
mysql_close($dbc)

18. Online applications and resources which are available to the general public with very few restrictions
variable
open source
0
PHP

19. used to round numeric values.
round() Function
asort()
preg_match()
getrandmax()

20. ___________ can be used with substr() to count backward
for ($i = 0; $i < count($array); $i++) {statement(s);}
negative numbers
<?php
$_SESSION[]

21. Used to find the length of a string
strlen()
client-side programing
$var++ and $var
precedence

22. The concatenation assignment operator?
.=
octal
for ($i = 0; $i < count($array); $i++) {statement(s);}
$dbc = mysql_connect(hostname, username, password)

23. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
GET
strlen()
$array[] = item
is_numeric()

24. Variable names can begin with __________
underscores
<?php
negative numbers
is_numeric()

25. Alias of rtrim()
==
function
reassign
chop()

26. Used to create a substring (referred to as a token) from a larger string
strtok()
define()
0
E_STRICT

27. To reorganise the array randomly
shuffle()
SEO
date()
?>

28. To get over quotation marks while using arrays
html_entity_decode()
E_STRICT
DTD
curly braces

29. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
foreach
if/elseif/else and switch statements
mysql_fetch_object()
variable

30. Leading 0x: 0x13F or 0xA23
parentheses
Hex
precedence
boolean

31. 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

32. The concatenation operator?
preg_split()
rand()
the period; .
POST

33. A conditional or loop is a ________________.
control structure
ksort()
echo
client-side programing

34. An array whose keys are numbers.
echo
client-side programing
indexed array
$$

35. To get time data
unset()
date()
preg_match()
E_STRICT

36. 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 __________.
mysql_fetch_object()
foreach loop
curly braces; ${$total}
predefined

37. When used the value can be passed safely through the URL (GET).
ceil()
urlencode()
!= inequality
ksort()

38. The output of var_export((float)array(0));
1
strip_tags()
general
str_word_count()

39. collection of binary data
urlencode()
integer
htmlentities()
string

40. This error refers to a variable with no value.
Notice
client-side programing
error_reporting (0)
getrandmax()

41. addition
+
define()
HTTP
error_reporting (E_ALL | E_STRICT)

42. The output of var_export((float)array());
0
single quotes
PHP
$var++ and $var

43. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
E_STRICT
underscores
abs()
true

44. The order of operations.
precedence
HTML
arsort()
error_reporting (E_ALL)

45. A data structure that can hold a number of items of data of the same type eg. a list of names
array
XOR
true
shuffle()

46. Used to find the amount of words in a string.
abs()
include() and require()
Error
str_word_count()

47. Function that contains the highest value that rand() can have randomly
getrandmax()
$array[] = item
Notice
POST

48. _____ is a logical operator
AJAX
Object
XOR
preg_split()

49. The prefix for a dynamic variable - also known as a variable variable
<?php
1
$$
Error

50. Tag to end a php script
chop()
?>
mysql_fetch_object()
trim()