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. returns the number of matches found by a given search string under this format...
XML
floor()
mysql_fetch_array()
preg_match()

2. The order of operations.
precedence
is_numeric()
trim()
sort()

3. addition
crypt()
boolean
+
Object

4. container of ordered data elements
htmlentities()
statement
Array
strtok()

5. This will show all error reporting except for notice errors.
null
count()
HTTP
error_reporting (E_ALL & -E_NOTICE)

6. An array of variables passed with <input /> data
$$
0
$_POST[]
function

7. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
mysql_fetch_object()
floor()
empty()
SGML

8. To close a connection between a database
strlen()
getrandmax()
mysql
mysql_close($dbc)

9. To remove all HTML and PHP tags.
wordwrap()
$var++ and $var
strip_tags()
preg_match()

10. To declare a constant
control structure
define()
htmlspecialchars()
variable

11. The seven main SQL (structured query language) functions are alter - create - delete - _______ - insert - select - update
drop
date()
array()
0

12. To sort values of an array without regard to the keys
true
predefined
sort()
float

13. To word wrap after a certain amount of characters.
wordwrap()
boolean
curly braces
html_entity_decode()

14. Function used to find the absolute value of a number or numeric variable
Parse error
shuffle()
abs()
echo

15. Search Engine Optimization
chr()
SEO
ceil()
urlencode()

16. The concatenation assignment operator?
.=
the period; .
define()
strtok()

17. To get over quotation marks while using arrays
curly braces
is_numeric()
the escape character ''
$_REQUEST

18. Hypertext Preprocessor - a server-side programing language used to create webpages
control structure
crypt()
PHP
curly braces; ${$total}

19. EXtensible Markup Language
octal
XML
drop
the escape character ''

20. Use ______ when a variable contains any amount of variables; in general.
double quotes
array()
E_STRICT
$$

21. To sort the values while maintaining the correlation between each value and its key - in reversed order
arsort()
mysql
sort()
POST

22. An array whose keys are strings; also known as a hash.
Shebang
associative array
fopen()
XOR

23. Used to encrypt values - it is a one-way encryption method
crypt()
GET
HTTP
substr_count()

24. The concatenation operator?
rand()
include() and require()
the period; .
number_format()

25. Control structures that break exit
octal
list()
addslashes()
if/elseif/else and switch statements

26. either hasn't yet been set or is assigned NULL value
null
Magic Constant
XML
foreach

27. Hyper Text Transfer Protocol
HTTP
1
reassign
foreach loop

28. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
ksort()
abs()
E_STRICT
mysql_fetch_array()

29. To determine the amount of elements in an array
SEO
count()
strlen()
&

30. ___________ can be used with substr() to count backward
null
negative numbers
error_reporting (0)
ksort()

31. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
HTTP
define()
nl2br()
$_REQUEST

32. To assign keys to the values in an array
$_REQUEST
define()
integer
array()

33. leading zero: 0100 or 0567
Magic Constant
str_ireplace()
$array[] = item
octal

34. To reset an array _______ the array() function to the array
ini_set ('display_errors', 1)
ASP
reassign
XML

35. The array that stores variables specific to a user's visit
$_SESSION[]
function
XML
preg_match()

36. 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 __________.
client-side programing
true
unset()
curly braces; ${$total}

37. _____ is a logical operator
if/elseif/else and switch statements
is_numeric()
XOR
preg_split()

38. bitwise left shift
$varname[key]
$dbc = mysql_connect(hostname, username, password)
<<
error_reporting (0)

39. Standard Generalized Markup Language
crypt()
strip_tags()
SGML
rsort()

40. used to round numeric values.
HTTP
XOR
round() Function
$_REQUEST

41. a type with two possible values: true and false
isset()
htmlspecialchars()
boolean
predefined

42. signed floating-point value
floor()
loops
string
float

43. function Function used to create a random number
rand()
$varname[key]
open source
crypt()

44. To find how many substrings are in a string
XOR
substr_count()
$_SESSION[]
true

45. Used to check if a variable has a valid numerical value; strings with numerical values pass.
the escape character ''
is_numeric()
defined()
define()

46. allows you to split strings based on more complex rules
sort()
html_entity_decode()
preg_split()
<<

47. container of both data and code
function error_reporting()
decimal
==
Object

48. 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.
control structure
error_reporting (E_ALL | E_STRICT)
count()
boolean

49. Returns an array that corresponds to the fetched row of MySQL data and moves the internal data pointer ahead
mysql_fetch_array()
addslashes()
asort()
arsort()

50. Returns a string with backslashes in front of the specified characters
client-side programing
==
reassign
addcslashes()