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Php Programming Basics

Subject : it-skills

Instructions:

Answer 50 questions in 15 minutes.
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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. To reorganise the array randomly
$array[] = item
shuffle()
&
Object

2. To sort values of an array in reversed order
empty()
rsort()
foreach
integer

3. To iterate over the values of an array
for ($i = 0; $i < count($array); $i++) {statement(s);}
strip_tags()
array
bin2hex()

4. used to round numeric values.
round() Function
!= inequality
html_entity_decode()
foreach loop

5. To include files - _______ will give errors and _________ will terminate execution().
error_reporting (0)
sql
include() and require()
drop

6. does a certain action when called upon
&
Hex
function
Shebang

7. print $_SERVER will _____ work if you use the print function on arrays.
not
control structure
mysql_fetch_object()
define()

8. Returns a string with backslashes in front of predefined characters
ksort()
Notice
addslashes()
for ($i = 0; $i < count($array); $i++) {statement(s);}

9. Standard Generalized Markup Language
parentheses
SGML
Shebang
1

10. bitwise XOR
array()
Parse error
>>
^

11. To close a connection between a database
addslashes()
integer
str_word_count()
mysql_close($dbc)

12. To remove all HTML and PHP tags.
true
strip_tags()
predefined variable
define()

13. An array of variables passed with <input /> data
AJAX
strlen()
negative numbers
$_POST[]

14. To iterate over the keys and values of an array
foreach loop
arsort()
&
octal

15. To sort by the keys while maintaining the correlation between the key and its value
single quotes
associative array
ksort()
DTD

16. $_SERVER is a ________ variable.
round() Function
predefined
bin2hex()
true

17. To delete a variable or an element of an array
unset()
null
htmlentities()
precedence

18. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
empty()
floor()
Shebang
superglobal

19. Online applications and resources which are available to the general public with very few restrictions
$_REQUEST
html_entity_decode()
preg_split()
open source

20. Hyper Text Transfer Protocol
HTTP
associative array
true
trim()

21. When used the value can be passed safely through the URL (GET).
Hex
$array[] = item
index
urlencode()

22. Used to create a substring (referred to as a token) from a larger string
string
strtok()
$dbc = mysql_connect(hostname, username, password)
==

23. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
mysql_fetch_object()
for ($i = 0; $i < count($array); $i++) {statement(s);}
html_entity_decode()
$varname[key]

24. This will show all error reporting.
trim()
error_reporting (E_ALL)
define()
0

25. The four main error types are:Notice - Warning - ________ and Error.
boolean
curly braces
Parse error
foreach

26. Use ________ to have multiple quotations in one string
crypt()
superglobal
XOR
the escape character ''

27. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
htmlentities()
defined()
crypt()
Magic Constant

28. signed floating-point value
==
float
boolean
array_merge()

29. Document Type Definitions
urlencode()
DTD
PHP
Parse error

30. To set up error reporting
function error_reporting()
Object
<?php
unset()

31. either hasn't yet been set or is assigned NULL value
strtok()
superglobal
null
mysql_close($dbc)

32. a type with two possible values: true and false
$_GET[]
open source
boolean
XML

33. The syntax for connecting to a database
$dbc = mysql_connect(hostname, username, password)
float
chop()
array()

34. _______ is a comparison operator
1
count()
!= inequality
trim()

35. _____ is a logical operator
general
array
XOR
1

36. Used to convert all HTML tags into their entity versions.
$_SESSION[]
<?php
htmlentities()
E_STRICT

37. searches the subject for matches to a given pattern replaced with the given replacement text
preg_replace()
array
rand()
==

38. Tag to end a php script
loops
$_SESSION[]
indexed array
?>

39. Active Server Pages
curly braces; ${$total}
negative numbers
ASP
null

40. leading zero: 0100 or 0567
mysql_fetch_object()
octal
parentheses
arsort()

41. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
htmlspecialchars()
empty()
fopen()
include() and require()

42. An array whose keys are strings; also known as a hash.
associative array
$dbc = mysql_connect(hostname, username, password)
preg_split()
loops

43. Use ______ when there are no variables in the string
Constant
Magic Constant
underscores
single quotes

44. 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.
mysql_close($dbc)
function error_reporting()
indexed array
error_reporting (E_ALL | E_STRICT)

45. ___________ can be used with substr() to count backward
function error_reporting()
server-side programing
negative numbers
the dollar sign $

46. This error refers to a variable with no value.
Notice
$_REQUEST
mysql
count()

47. To declare a constant
Parse error
define()
mysql_close($dbc)
shuffle()

48. A data structure that can hold a number of items of data of the same type eg. a list of names
superglobal
array
count()
loops

49. standard notation
decimal
?>
$$
octal

50. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
str_word_count()
$_REQUEST
strlen()
Warning

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Php Programming Basics

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