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. addition
$array[] = item
+
mysql_close($dbc)
$_SESSION[]

2. Used to replace a substring with another string - it is not case-sensitive.
control structure
ksort()
fopen()
str_ireplace()

3. An array whose keys are strings; also known as a hash.
$_GET[]
GET
associative array
Error

4. The syntax for connecting to a database
index
asort()
$dbc = mysql_connect(hostname, username, password)
^

5. To include files - _______ will give errors and _________ will terminate execution().
null
include() and require()
substr_count()
the dollar sign $

6. PHP has two conditional: if and ______.
floor()
switch
mysql_fetch_object()
wordwrap()

7. $_POST and $_GET are ________ variables.
boolean
parentheses
count()
predefined

8. a storage location in the computer's memory that has a type & a name and a contents
$_GET[]
addslashes()
1
variable

9. When used the value can be passed safely through the URL (GET).
urlencode()
function
DTD
$_REQUEST

10. The prefix for a dynamic variable - also known as a variable variable
preg_split()
$$
foreach
urlencode()

11. Returns a string with backslashes in front of predefined characters
wordwrap()
$array[] = item
isset()
addslashes()

12. bitwise XOR
^
shuffle()
ini_set ('display_errors', 1)
asort()

13. ___________ can be used with substr() to count backward
Object
<<
PHP
negative numbers

14. Used to create a substring (referred to as a token) from a larger string
E_STRICT
SEO
strtok()
curly braces; ${$total}

15. Hyper Text Transfer Protocol
client-side programing
predefined variable
HTTP
number_format()

16. signed floating-point value
float
open source
AJAX
function error_reporting()

17. The output of var_export((float)array());
predefined variable
Warning
0
POST

18. To refer to an item in an array
str_ireplace()
chop()
Notice
$varname[key]

19. bitwise left shift
precedence
<<
Parse error
$_POST[]

20. To set up error reporting
===
function error_reporting()
SEO
XOR

21. Used to convert all HTML tags into their entity versions.
htmlentities()
general
Object
error_reporting (E_ALL & -E_NOTICE)

22. Converts a string of ASCII characters to hexadecimal values
the escape character ''
bin2hex()
float
preg_match()

23. _______ is a comparison operator
!= inequality
foreach
floor()
chop()

24. Used to find the length of a string
strlen()
isset()
rsort()
crypt()

25. The concatenation operator?
the period; .
drop
wordwrap()
function

26. searches the subject for matches to a given pattern replaced with the given replacement text
addcslashes()
list()
preg_replace()
Warning

27. To iterate over the values of an array
for ($i = 0; $i < count($array); $i++) {statement(s);}
superglobal
foreach
strip_tags()

28. Function used to round down to the lowest integer
floor()
!= inequality
substr_count()
html_entity_decode()

29. An array whose keys are numbers.
htmlspecialchars()
HTML
indexed array
mysql_fetch_object()

30. The three types of loops in PHP are: for - while - ____.
for ($i = 0; $i < count($array); $i++) {statement(s);}
superglobal
rand()
foreach

31. To assign array element values to individual variables
array
urlencode()
<?php
list()

32. To get over quotation marks while using arrays
abs()
AJAX
predefined variable
curly braces

33. To check if a constant is already declared
defined()
server-side programing
html_entity_decode()
mysql

34. To iterate over the keys and values of an array
floor()
ini_set ('display_errors', 1)
addslashes()
foreach loop

35. All variables must begin with _________.
number_format()
index
negative numbers
the dollar sign $

36. To find how many substrings are in a string
Parse error
fopen()
$varname[key]
substr_count()

37. EXtensible Markup Language
crypt()
the dollar sign $
XML
negative numbers

38. The seven main SQL (structured query language) functions are alter - create - delete - _______ - insert - select - update
>>
sort()
true
drop

39. Shorthand used to increment and decrement
the escape character ''
$var++ and $var
abs()
chop()

40. equivalence
==
XOR
echo
date()

41. To merge arrays
precedence
==
octal
array_merge()

42. To word wrap after a certain amount of characters.
wordwrap()
strip_tags()
Magic Constant
round() Function

43. identity
===
variable
underscores
!= inequality

44. Uses two arguments: constant name and constant definition
trim()
decimal
floor()
define()

45. function Function used to create a random number
htmlspecialchars()
predefined variable
rand()
trim()

46. does a certain action when called upon
preg_match()
function
wordwrap()
round() Function

47. This fatal error arises from memory allocation problem.
drop
array()
$_SESSION[]
Error

48. Online applications and resources which are available to the general public with very few restrictions
wordwrap()
error_reporting (E_ALL & -E_NOTICE)
open source
0

49. This error arises from misusing a function.
server-side programing
if/elseif/else and switch statements
$$
Warning

50. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
empty()
Constant
^
+= or -= or *= or /=