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. bitwise AND
string
chr()
&
the period; .

2. Returns a character from a specified ASCII value
chr()
array
XML
+= or -= or *= or /=

3. a line of information that can be stored in a variable or used in a function or statement
define()
string
integer
?>

4. Used to create a substring (referred to as a token) from a larger string
chop()
single quotes
strtok()
Hex

5. This fatal error arises from memory allocation problem.
preg_split()
reassign
Error
boolean

6. allows you to split strings based on more complex rules
substr_count()
preg_split()
shuffle()
$dbc = mysql_connect(hostname, username, password)

7. The three types of loops in PHP are: for - while - ____.
array
foreach
0
Object

8. To assign keys to the values in an array
number_format()
array_merge()
array()
if/elseif/else and switch statements

9. Used to convert all HTML tags into their entity versions.
htmlentities()
?>
$$
sort()

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

11. Function used to find the absolute value of a number or numeric variable
echo
abs()
numbers
GET

12. a storage location in the computer's memory that has a type & a name and a contents
variable
unset()
Warning
array

13. To set up error reporting
asort()
&
function error_reporting()
Shebang

14. identity
===
foreach
true
define()

15. To get time data
date()
statement
server-side programing
trim()

16. returns the number of matches found by a given search string under this format...
preg_match()
HTTP
XML
rsort()

17. To sort the values while maintaining the correlation between each value and its key
true
asort()
Hex
XML

18. To check if a constant is already declared
if/elseif/else and switch statements
defined()
+= or -= or *= or /=
client-side programing

19. Used to check if a variable has any value (including 0 or FALSE or an empty string).
Notice
isset()
$_GET[]
SEO

20. To refer to an item in an array
array()
number_format()
array
$varname[key]

21. To delete a variable or an element of an array
abs()
date()
unset()
defined()

22. Define(NAME,value)
Magic Constant
predefined
WYSIWYG
Constant

23. To iterate over the values of an array
general
>>
for ($i = 0; $i < count($array); $i++) {statement(s);}
error_reporting (0)

24. To find how many substrings are in a string
server-side programing
error_reporting (0)
substr_count()
html_entity_decode()

25. signed floating-point value
float
preg_replace()
substr_count()
indexed array

26. Used to replace a substring with another string - it is not case-sensitive.
foreach loop
===
str_ireplace()
>>

27. To declare a constant
rand()
count()
client-side programing
define()

28. To close a connection between a database
integer
switch
wordwrap()
mysql_close($dbc)

29. _______ is a comparison operator
XML
defined()
arsort()
!= inequality

30. To word wrap after a certain amount of characters.
if/elseif/else and switch statements
sort()
wordwrap()
$array[] = item

31. An array of variables passed with <input /> data
curly braces
$_POST[]
strtok()
Notice

32. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
reassign
GET
index
the dollar sign $

33. print $_SERVER will _____ work if you use the print function on arrays.
0
isset()
general
not

34. When used the value can be passed safely through the URL (GET).
SGML
urlencode()
list()
isset()

35. This error arises from misusing a function.
strtok()
preg_match()
===
Warning

36. An array whose keys are numbers.
strlen()
Parse error
error_reporting (E_ALL)
indexed array

37. ____ or key is referred to for a value within an array.
foreach loop
loops
HTML
index

38. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
strtok()
Hex
empty()
HTML

39. collection of binary data
array()
if/elseif/else and switch statements
boolean
string

40. $_POST and $_GET are ________ variables.
unset()
error_reporting (0)
predefined
HTTP

41. a positive or negative number
include() and require()
integer
^
echo

42. Standard Generalized Markup Language
str_word_count()
SGML
Array
associative array

43. searches the subject for matches to a given pattern replaced with the given replacement text
decimal
preg_replace()
wordwrap()
array

44. This will show all error reporting.
echo
preg_replace()
error_reporting (E_ALL)
floor()

45. container of ordered data elements
Array
numbers
date()
the period; .

46. bitwise XOR
superglobal
^
float
integer

47. either hasn't yet been set or is assigned NULL value
shuffle()
null
Warning
crypt()

48. Variable names cannot begin with _______
>>
indexed array
numbers
substr_count()

49. The prefix for a dynamic variable - also known as a variable variable
htmlspecialchars()
$$
negative numbers
E_STRICT

50. Use ______ when a variable contains any amount of variables; in general.
define()
strlen()
is_numeric()
double quotes