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 convert certain HTML tags into their entity versions.
htmlspecialchars()
floor()
is_numeric()
associative array

2. Use ______ when there are no variables in the string
is_numeric()
$_REQUEST
Constant
single quotes

3. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
SGML
bin2hex()
GET
Magic Constant

4. The concatenation assignment operator?
crypt()
^
.=
array_merge()

5. Converts a string of ASCII characters to hexadecimal values
bin2hex()
ini_set ('display_errors', 1)
==
$_REQUEST

6. allows you to split strings based on more complex rules
index
error_reporting (E_ALL | E_STRICT)
preg_split()
isset()

7. signed floating-point value
addcslashes()
+
getrandmax()
float

8. Use _______ for passwords or pages that would not be bookmarked or pages that require security.
preg_split()
superglobal
POST
XOR

9. leading zero: 0100 or 0567
===
chop()
not
octal

10. Returns a string with backslashes in front of the specified characters
addcslashes()
empty()
chop()
<<

11. To create an array
array()
$_GET[]
ASP
chr()

12. Document Type Definitions
PHP
switch
DTD
define()

13. Online applications and resources which are available to the general public with very few restrictions
Array
ini_set ('display_errors', 1)
SGML
open source

14. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
str_word_count()
$_REQUEST
statement
null

15. The array that stores variables specific to a user's visit
$_SESSION[]
error_reporting (0)
associative array
empty()

16. To declare a constant
shuffle()
define()
asort()
XML

17. To counter htmlentities()
$var++ and $var
html_entity_decode()
+= or -= or *= or /=
index

18. To delete a variable or an element of an array
mysql_fetch_object()
strlen()
loops
unset()

19. Hyper Text Transfer Protocol
bin2hex()
define()
HTTP
int

20. To sort the values while maintaining the correlation between each value and its key - in reversed order
error_reporting (E_ALL | E_STRICT)
$_POST[]
arsort()
numbers

21. To refer to an element in a multidimensional array list the indices in order of _____ to more precise;
superglobal
preg_match()
XML
general

22. To assign array element values to individual variables
XML
substr_count()
list()
PHP

23. To close a connection between a database
array()
mysql_close($dbc)
negative numbers
$dbc = mysql_connect(hostname, username, password)

24. The syntax for connecting to a database
error_reporting (E_ALL & -E_NOTICE)
preg_match()
$dbc = mysql_connect(hostname, username, password)
Array

25. the most basic function in PHP used to output information to the page
GET
date()
empty()
echo

26. container of ordered data elements
str_ireplace()
addslashes()
predefined
Array

27. A data structure that can hold a number of items of data of the same type eg. a list of names
array
$array[] = item
addslashes()
$$

28. Hyper Text Markup Language
rand()
mysql
HTML
preg_match()

29. 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 __________.
&
curly braces; ${$total}
SEO
floor()

30. To get time data
XML
foreach loop
date()
str_word_count()

31. Asynchronous Javascript And XML
AJAX
DTD
float
PHP

32. To find how many substrings are in a string
Hex
substr_count()
predefined
round() Function

33. The ouput of var_export((bool)"NULL");
wordwrap()
SEO
true
XML

34. Tag to begin a php script
float
underscores
<?php
server-side programing

35. 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.
numbers
>>
$_GET[]
error_reporting (E_ALL | E_STRICT)

36. When used the value can be passed safely through the URL (GET).
===
urlencode()
Object
$varname[key]

37. An array of variables passed with <input /> data
$_POST[]
boolean
null
getrandmax()

38. The output of var_export((float)array());
defined()
Constant
+
0

39. Search Engine Optimization
ksort()
array
SEO
server-side programing

40. used to round numeric values.
$varname[key]
predefined variable
round() Function
date()

41. Control structures that break exit
if/elseif/else and switch statements
preg_replace()
addcslashes()
PHP

42. This error refers to a variable with no value.
Notice
drop
^
str_ireplace()

43. Returns a string with backslashes in front of predefined characters
preg_match()
error_reporting (E_ALL | E_STRICT)
addslashes()
<?php

44. says 'if' this then do this 'else' do this or 'while' this do this
1
html_entity_decode()
statement
error_reporting (E_ALL | E_STRICT)

45. Tag to end a php script
?>
==
control structure
strtok()

46. To reorganise the array randomly
shuffle()
floor()
function error_reporting()
html_entity_decode()

47. The four main error types are:Notice - Warning - ________ and Error.
statement
Parse error
nl2br()
mysql_fetch_object()

48. bitwise right shift
substr_count()
&
>>
server-side programing

49. $_POST Data sent using POST found is sent to _______
decimal
predefined variable
PHP
if/elseif/else and switch statements

50. print $_SERVER will _____ work if you use the print function on arrays.
POST
not
float
?>