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. says 'if' this then do this 'else' do this or 'while' this do this
statement
rand()
crypt()
if/elseif/else and switch statements

2. This error refers to a variable with no value.
isset()
Notice
XML
null

3. leading zero: 0100 or 0567
octal
wordwrap()
null
XOR

4. The array that stores variables specific to a user's visit
$_REQUEST
$_SESSION[]
superglobal
numbers

5. Operators used to operate and assign
bin2hex()
+= or -= or *= or /=
htmlspecialchars()
string

6. Tag to end a php script
?>
Parse error
null
parentheses

7. Function used to round down to the lowest integer
function error_reporting()
floor()
float
rsort()

8. Hyper Text Transfer Protocol
number_format()
WYSIWYG
predefined
HTTP

9. Returns a character from a specified ASCII value
htmlentities()
array()
WYSIWYG
chr()

10. container of ordered data elements
htmlspecialchars()
ceil()
Array
preg_split()

11. A conditional or loop is a ________________.
double quotes
date()
control structure
integer

12. Online applications and resources which are available to the general public with very few restrictions
function
mysql_fetch_array()
predefined
open source

13. Variable names cannot begin with _______
+
predefined
numbers
curly braces

14. To close a connection between a database
mysql_close($dbc)
round() Function
number_format()
Object

15. An array of variables passed with <input /> data
Magic Constant
Hex
$_POST[]
+= or -= or *= or /=

16. Used to check if a variable has any value (including 0 or FALSE or an empty string).
isset()
error_reporting (0)
$array[] = item
drop

17. function Function used to create a random number
DTD
rand()
parentheses
error_reporting (E_ALL & -E_NOTICE)

18. a type with two possible values: true and false
==
str_ireplace()
boolean
associative array

19. 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

20. Used to convert all HTML tags into their entity versions.
Notice
chop()
drop
htmlentities()

21. Used to find the length of a string
isset()
strlen()
$_POST[]
decimal

22. Control structures that break exit
control structure
if/elseif/else and switch statements
getrandmax()
ini_set ('display_errors', 1)

23. An array whose keys are strings; also known as a hash.
str_ireplace()
Parse error
associative array
ceil()

24. addition
+
$varname[key]
mysql_close($dbc)
variable

25. Standard Generalized Markup Language
asort()
Parse error
SGML
==

26. Function can you use to format a number with commas
unset()
substr_count()
number_format()
Shebang

27. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
mysql_fetch_object()
echo
Parse error
date()

28. Used to encrypt values - it is a one-way encryption method
str_ireplace()
switch
crypt()
HTML

29. To determine the amount of elements in an array
error_reporting (E_ALL)
strlen()
count()
$dbc = mysql_connect(hostname, username, password)

30. To get time data
Object
ASP
date()
HTML

31. The ouput of var_export((bool)"NULL");
empty()
sql
true
associative array

32. Leading 0x: 0x13F or 0xA23
statement
Hex
addslashes()
array()

33. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
.=
error_reporting (E_ALL & -E_NOTICE)
superglobal
HTML

34. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
$_REQUEST
Parse error
<?php
double quotes

35. To sort the values while maintaining the correlation between each value and its key
error_reporting (0)
the escape character ''
asort()
error_reporting (E_ALL | E_STRICT)

36. Hypertext Preprocessor - a server-side programing language used to create webpages
PHP
precedence
HTTP
include() and require()

37. To assign keys to the values in an array
POST
mysql_close($dbc)
array()
list()

38. To check if a constant is already declared
DTD
?>
defined()
htmlspecialchars()

39. The three types of loops in PHP are: for - while - ____.
$_POST[]
date()
foreach
control structure

40. signed floating-point value
reassign
&
float
Notice

41. This will show all error reporting except for notice errors.
error_reporting (E_ALL & -E_NOTICE)
XOR
general
decimal

42. TRUE or FALSE
boolean
Shebang
if/elseif/else and switch statements
Object

43. To create an array
str_word_count()
rsort()
array()
HTTP

44. standard notation
array()
decimal
&
^

45. 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.
$_REQUEST
&
error_reporting (E_ALL | E_STRICT)
Parse error

46. To find how many substrings are in a string
1
substr_count()
mysql_fetch_object()
<<

47. a database which is best supported by PHP
preg_replace()
control structure
mysql
wordwrap()

48. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
empty()
rsort()
foreach
precedence

49. Document Type Definitions
E_STRICT
DTD
urlencode()
===

50. To declare a constant
statement
define()
Warning
ceil()