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. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
!= inequality
nl2br()
===
floor()

2. Uses two arguments: constant name and constant definition
single quotes
nl2br()
define()
Parse error

3. bitwise right shift
drop
mysql_fetch_array()
define()
>>

4. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
fopen()
.=
E_STRICT
define()

5. To refer to an item in an array
int
include() and require()
error_reporting (E_ALL | E_STRICT)
$varname[key]

6. standard notation
list()
decimal
foreach
shuffle()

7. Function can you use to format a number with commas
number_format()
bin2hex()
parentheses
chop()

8. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
indexed array
echo
$array[] = item
===

9. Used to find the amount of words in a string.
floor()
str_word_count()
addslashes()
Warning

10. Returns a string with backslashes in front of the specified characters
echo
decimal
Parse error
addcslashes()

11. To reorganise the array randomly
mysql_close($dbc)
shuffle()
reassign
precedence

12. a language in which to make querys to a database with
reassign
array_merge()
$dbc = mysql_connect(hostname, username, password)
sql

13. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
$dbc = mysql_connect(hostname, username, password)
$_REQUEST
fopen()
html_entity_decode()

14. bitwise left shift
underscores
error_reporting (E_ALL)
$_REQUEST
<<

15. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
sort()
associative array
WYSIWYG
empty()

16. Used to check if a variable has any value (including 0 or FALSE or an empty string).
htmlspecialchars()
null
isset()
mysql_close($dbc)

17. Variable names can begin with __________
trim()
underscores
fopen()
<<

18. _________ can be used in conditional statements to set precedence
htmlspecialchars()
parentheses
defined()
sql

19. The ouput of var_export((bool)"NULL");
XOR
true
E_STRICT
drop

20. signed integer
Parse error
int
htmlentities()
predefined variable

21. a positive or negative number
decimal
integer
number_format()
client-side programing

22. used to round numeric values.
GET
$_POST[]
htmlspecialchars()
round() Function

23. To declare a constant
switch
define()
strtok()
double quotes

24. Variable names cannot begin with _______
numbers
open source
predefined
floor()

25. Tag to end a php script
number_format()
Constant
?>
$var++ and $var

26. Use ________ to have multiple quotations in one string
isset()
count()
decimal
the escape character ''

27. Used to find the length of a string
strlen()
Constant
^
boolean

28. Define(NAME,value)
Constant
echo
not
integer

29. either hasn't yet been set or is assigned NULL value
if/elseif/else and switch statements
Constant
null
htmlentities()

30. collection of binary data
string
curly braces; ${$total}
chop()
preg_match()

31. Operators used to operate and assign
+= or -= or *= or /=
$varname[key]
Parse error
POST

32. The concatenation operator?
if/elseif/else and switch statements
the period; .
parentheses
$_REQUEST

33. function Function used to create a random number
$_POST[]
rand()
Parse error
error_reporting (E_ALL | E_STRICT)

34. 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 __________.
function error_reporting()
curly braces; ${$total}
error_reporting (E_ALL & -E_NOTICE)
error_reporting (E_ALL)

35. An array of variables passed in the URL
chop()
date()
$_GET[]
floor()

36. container of ordered data elements
error_reporting (E_ALL | E_STRICT)
Object
Array
double quotes

37. ____ or key is referred to for a value within an array.
function error_reporting()
Shebang
foreach loop
index

38. To sort by the keys while maintaining the correlation between the key and its value
reassign
ksort()
Object
$array[] = item

39. To check if a constant is already declared
if/elseif/else and switch statements
SGML
defined()
$var++ and $var

40. any programing language where the user must support the language the script is written in
client-side programing
server-side programing
error_reporting (E_ALL | E_STRICT)
Error

41. Function used to find the absolute value of a number or numeric variable
bin2hex()
function error_reporting()
abs()
precedence

42. $_POST Data sent using POST found is sent to _______
predefined variable
server-side programing
>>
strip_tags()

43. To find how many substrings are in a string
substr_count()
boolean
$_REQUEST
$_SESSION[]

44. Used to check if a variable has a valid numerical value; strings with numerical values pass.
AJAX
is_numeric()
if/elseif/else and switch statements
WYSIWYG

45. To iterate over the values of an array
^
for ($i = 0; $i < count($array); $i++) {statement(s);}
control structure
urlencode()

46. An array whose keys are strings; also known as a hash.
associative array
error_reporting (E_ALL)
XOR
$_REQUEST

47. An array of variables passed with <input /> data
wordwrap()
crypt()
$_POST[]
array()

48. searches the subject for matches to a given pattern replaced with the given replacement text
fopen()
underscores
preg_replace()
ceil()

49. ___________ can be used with substr() to count backward
negative numbers
the dollar sign $
trim()
superglobal

50. EXtensible Markup Language
==
the escape character ''
XML
parentheses