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. This error refers to a variable with no value.
true
===
?>
Notice

2. the most basic function in PHP used to output information to the page
echo
ini_set ('display_errors', 1)
integer
Warning

3. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
GET
Notice
ini_set ('display_errors', 1)
parentheses

4. used to round numeric values.
round() Function
abs()
strip_tags()
drop

5. The prefix for a dynamic variable - also known as a variable variable
str_word_count()
ksort()
$$
abs()

6. Use _______ for passwords or pages that would not be bookmarked or pages that require security.
POST
urlencode()
switch
preg_split()

7. Returns an array that corresponds to the fetched row of MySQL data and moves the internal data pointer ahead
htmlentities()
E_STRICT
mysql_fetch_array()
Notice

8. $_POST and $_GET are ________ variables.
abs()
predefined
<<
int

9. To include files - _______ will give errors and _________ will terminate execution().
HTTP
GET
include() and require()
superglobal

10. The ouput of var_export((bool)"NULL");
indexed array
floor()
string
true

11. The syntax for connecting to a database
switch
$dbc = mysql_connect(hostname, username, password)
not
preg_match()

12. Hyper Text Markup Language
nl2br()
HTML
associative array
Notice

13. $_POST Data sent using POST found is sent to _______
Warning
htmlentities()
curly braces
predefined variable

14. To find how many substrings are in a string
htmlentities()
chop()
wordwrap()
substr_count()

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

16. The name of the #! used to designate the location of the PHP binary
loops
number_format()
preg_match()
Shebang

17. a type with two possible values: true and false
isset()
boolean
mysql
unset()

18. a storage location in the computer's memory that has a type & a name and a contents
empty()
variable
for ($i = 0; $i < count($array); $i++) {statement(s);}
decimal

19. To refer to an item in an array
HTTP
urlencode()
$varname[key]
rsort()

20. Leading 0x: 0x13F or 0xA23
ASP
Magic Constant
str_ireplace()
Hex

21. Variable names can begin with __________
array()
ceil()
underscores
round() Function

22. Used to replace a substring with another string - it is not case-sensitive.
str_ireplace()
variable
Array
indexed array

23. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
negative numbers
XML
Magic Constant
1

24. An array of variables passed with <input /> data
!= inequality
HTTP
$_POST[]
1

25. signed integer
==
sql
int
defined()

26. A conditional or loop is a ________________.
control structure
statement
0
for ($i = 0; $i < count($array); $i++) {statement(s);}

27. A data structure that can hold a number of items of data of the same type eg. a list of names
Error
array
sort()
===

28. identity
$dbc = mysql_connect(hostname, username, password)
loops
===
arsort()

29. Control structures that break exit
chop()
preg_split()
if/elseif/else and switch statements
server-side programing

30. Used to encrypt values - it is a one-way encryption method
rsort()
crypt()
parentheses
$_SESSION[]

31. To sort the values while maintaining the correlation between each value and its key
floor()
asort()
AJAX
array()

32. Function can you use to format a number with commas
function
getrandmax()
error_reporting (E_ALL)
number_format()

33. The array that stores variables specific to a user's visit
$_SESSION[]
HTTP
0
strtok()

34. any programing language where the script is parsed on the server
Constant
ceil()
server-side programing
foreach loop

35. To counter htmlentities()
shuffle()
numbers
$$
html_entity_decode()

36. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
0
arsort()
WYSIWYG
E_STRICT

37. either hasn't yet been set or is assigned NULL value
rsort()
the period; .
mysql_close($dbc)
null

38. $_SERVER is a ________ variable.
count()
predefined
reassign
octal

39. Variable names cannot begin with _______
numbers
switch
floor()
Notice

40. To iterate over the values of an array
asort()
preg_match()
for ($i = 0; $i < count($array); $i++) {statement(s);}
+

41. Document Type Definitions
XOR
&
DTD
$_REQUEST

42. Alias of rtrim()
strip_tags()
mysql
chop()
wordwrap()

43. _________ can be used in conditional statements to set precedence
function error_reporting()
number_format()
client-side programing
parentheses

44. Tag to end a php script
?>
for ($i = 0; $i < count($array); $i++) {statement(s);}
define()
>>

45. any programing language where the user must support the language the script is written in
array_merge()
client-side programing
$_REQUEST
Hex

46. Uses two arguments: constant name and constant definition
curly braces
^
define()
$_REQUEST

47. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
.=
rand()
HTTP
superglobal

48. Returns a string with backslashes in front of the specified characters
strip_tags()
addcslashes()
preg_split()
$array[] = item

49. Used to remove any white space - spaces or newlines or tabs - from the beginning and end of a string - not the middle.
client-side programing
rsort()
trim()
==

50. 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