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. does a certain action when called upon
bin2hex()
precedence
predefined variable
function

2. Uses two arguments: constant name and constant definition
nl2br()
1
define()
SEO

3. To delete a variable or an element of an array
unset()
HTTP
boolean
+

4. To assign array element values to individual variables
reassign
list()
===
associative array

5. returns the number of matches found by a given search string under this format...
preg_match()
array_merge()
variable
str_ireplace()

6. Used to find the amount of words in a string.
variable
curly braces
associative array
str_word_count()

7. says 'if' this then do this 'else' do this or 'while' this do this
E_STRICT
===
POST
statement

8. Function that contains the highest value that rand() can have randomly
getrandmax()
array_merge()
Warning
true

9. Use _______ for passwords or pages that would not be bookmarked or pages that require security.
^
POST
null
rand()

10. A data structure that can hold a number of items of data of the same type eg. a list of names
$$
array
===
DTD

11. Operators used to operate and assign
===
count()
error_reporting (E_ALL | E_STRICT)
+= or -= or *= or /=

12. Returns a string with backslashes in front of the specified characters
addcslashes()
XML
foreach loop
indexed array

13. Tag to begin a php script
0
rand()
<?php
define()

14. The output of var_export((float)array());
$var++ and $var
error_reporting (E_ALL | E_STRICT)
0
GET

15. Returns an array that corresponds to the fetched row of MySQL data and moves the internal data pointer ahead
predefined variable
fopen()
mysql_fetch_array()
statement

16. To close a connection between a database
mysql_close($dbc)
defined()
rsort()
$_SESSION[]

17. searches the subject for matches to a given pattern replaced with the given replacement text
<<
preg_replace()
indexed array
single quotes

18. To reorganise the array randomly
unset()
preg_replace()
shuffle()
$_REQUEST

19. identity
fopen()
error_reporting (0)
^
===

20. leading zero: 0100 or 0567
rand()
getrandmax()
preg_split()
octal

21. Creates a pointer to a file with the declared mode (read - write -etc.).
the dollar sign $
fopen()
mysql_fetch_array()
===

22. The prefix for a dynamic variable - also known as a variable variable
strip_tags()
loops
$$
drop

23. The concatenation operator?
$_GET[]
shuffle()
the period; .
nl2br()

24. equivalence
fopen()
curly braces
==
Parse error

25. Leading 0x: 0x13F or 0xA23
float
Hex
+= or -= or *= or /=
null

26. 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

27. Asynchronous Javascript And XML
AJAX
nl2br()
$_REQUEST
Object

28. To sort the values while maintaining the correlation between each value and its key - in reversed order
arsort()
bin2hex()
if/elseif/else and switch statements
Constant

29. An array of variables passed in the URL
mysql
$_GET[]
1
control structure

30. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
addcslashes()
abs()
strtok()
$array[] = item

31. This error arises from misusing a function.
Warning
ksort()
decimal
floor()

32. The order of operations.
float
&
precedence
reassign

33. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
the escape character ''
strip_tags()
for ($i = 0; $i < count($array); $i++) {statement(s);}
empty()

34. To merge arrays
loops
HTTP
array_merge()
<?php

35. a language in which to make querys to a database with
strtok()
precedence
sql
predefined

36. This error refers to a variable with no value.
Notice
Array
1
E_STRICT

37. Used to create a substring (referred to as a token) from a larger string
==
curly braces
superglobal
strtok()

38. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
E_STRICT
fopen()
Magic Constant
include() and require()

39. Online applications and resources which are available to the general public with very few restrictions
open source
$array[] = item
?>
foreach

40. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
Parse error
Error
arsort()
integer

41. The ouput of var_export((bool)"NULL");
true
numbers
Constant
ASP

42. Used to check if a variable has any value (including 0 or FALSE or an empty string).
isset()
function
preg_split()
abs()

43. Tag to end a php script
?>
nl2br()
foreach loop
number_format()

44. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
boolean
Magic Constant
GET
numbers

45. a type with two possible values: true and false
getrandmax()
preg_split()
XML
boolean

46. Used to convert all HTML tags into their entity versions.
htmlentities()
the dollar sign $
ini_set ('display_errors', 1)
numbers

47. Shorthand used to increment and decrement
$var++ and $var
octal
array
defined()

48. the most basic function in PHP used to output information to the page
echo
strip_tags()
predefined
foreach loop

49. To remove all HTML and PHP tags.
str_word_count()
strip_tags()
indexed array
null

50. To assign keys to the values in an array
$_GET[]
array()
curly braces; ${$total}
XML