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. bitwise left shift
substr_count()
wordwrap()
<<
array

2. To assign array element values to individual variables
boolean
list()
echo
isset()

3. equivalence
server-side programing
the period; .
==
Notice

4. _____ is a logical operator
addslashes()
the escape character ''
XOR
predefined

5. Uses two arguments: constant name and constant definition
Magic Constant
trim()
addslashes()
define()

6. To get over quotation marks while using arrays
curly braces
POST
<<
strtok()

7. either hasn't yet been set or is assigned NULL value
1
open source
null
0

8. bitwise XOR
statement
^
client-side programing
$_SESSION[]

9. To refer to an item in an array
$varname[key]
.=
Shebang
boolean

10. This error arises from misusing a function.
Warning
$dbc = mysql_connect(hostname, username, password)
control structure
null

11. Returns a string with backslashes in front of the specified characters
$$
addcslashes()
Shebang
$_POST[]

12. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
superglobal
SGML
Shebang
===

13. a type with two possible values: true and false
control structure
Parse error
$_GET[]
boolean

14. print $_SERVER will _____ work if you use the print function on arrays.
integer
not
Constant
sql

15. Search Engine Optimization
?>
fopen()
SEO
ini_set ('display_errors', 1)

16. To declare a constant
$varname[key]
+= or -= or *= or /=
abs()
define()

17. container of ordered data elements
$_REQUEST
Array
$$
number_format()

18. returns the number of matches found by a given search string under this format...
preg_match()
WYSIWYG
echo
E_STRICT

19. The three types of loops in PHP are: for - while - ____.
foreach
substr_count()
function error_reporting()
predefined

20. Converts a string of ASCII characters to hexadecimal values
ASP
strlen()
bin2hex()
array()

21. To sort values of an array in reversed order
$dbc = mysql_connect(hostname, username, password)
rsort()
server-side programing
underscores

22. To create an array
array()
parentheses
list()
?>

23. Used to remove any white space - spaces or newlines or tabs - from the beginning and end of a string - not the middle.
trim()
preg_replace()
chr()
Magic Constant

24. The ouput of var_export((bool)"NULL");
true
array
the period; .
nl2br()

25. signed floating-point value
float
single quotes
0
Object

26. The order of operations.
$var++ and $var
precedence
parentheses
$$

27. To counter htmlentities()
html_entity_decode()
count()
server-side programing
+

28. Active Server Pages
addcslashes()
isset()
for ($i = 0; $i < count($array); $i++) {statement(s);}
ASP

29. To determine the amount of elements in an array
$_REQUEST
predefined variable
count()
array()

30. Tag to begin a php script
<?php
number_format()
is_numeric()
E_STRICT

31. Shorthand used to increment and decrement
AJAX
for ($i = 0; $i < count($array); $i++) {statement(s);}
null
$var++ and $var

32. To refer to an element in a multidimensional array list the indices in order of _____ to more precise;
PHP
general
floor()
!= inequality

33. The four main error types are:Notice - Warning - ________ and Error.
Hex
Parse error
$_POST[]
substr_count()

34. The syntax for connecting to a database
$dbc = mysql_connect(hostname, username, password)
error_reporting (E_ALL | E_STRICT)
echo
!= inequality

35. An array of variables passed with <input /> data
POST
html_entity_decode()
$_POST[]
Shebang

36. The prefix for a dynamic variable - also known as a variable variable
numbers
+= or -= or *= or /=
$$
decimal

37. Function can you use to format a number with commas
Magic Constant
?>
bin2hex()
number_format()

38. To include files - _______ will give errors and _________ will terminate execution().
mysql_fetch_object()
include() and require()
drop
statement

39. a database which is best supported by PHP
substr_count()
mysql
curly braces
server-side programing

40. allows you to split strings based on more complex rules
isset()
loops
preg_split()
SGML

41. 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)
error_reporting (E_ALL | E_STRICT)
double quotes
crypt()

42. Used to create a substring (referred to as a token) from a larger string
count()
strtok()
ceil()
Constant

43. The name of the #! used to designate the location of the PHP binary
Shebang
SGML
GET
Magic Constant

44. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
nl2br()
indexed array
Magic Constant
switch

45. a line of information that can be stored in a variable or used in a function or statement
+= or -= or *= or /=
ini_set ('display_errors', 1)
int
string

46. collection of binary data
$_GET[]
string
underscores
control structure

47. To remove all HTML and PHP tags.
+
strip_tags()
curly braces
unset()

48. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
$var++ and $var
array_merge()
GET
===

49. To reorganise the array randomly
substr_count()
+= or -= or *= or /=
shuffle()
function error_reporting()

50. ___________ can be used with substr() to count backward
count()
addcslashes()
negative numbers
chop()