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. a positive or negative number
$_REQUEST
integer
server-side programing
Parse error

2. Variable names can begin with __________
$dbc = mysql_connect(hostname, username, password)
the escape character ''
underscores
round() Function

3. An array whose keys are numbers.
Parse error
nl2br()
Array
indexed array

4. print $_SERVER will _____ work if you use the print function on arrays.
float
not
string
$_SESSION[]

5. Online applications and resources which are available to the general public with very few restrictions
open source
asort()
Magic Constant
array_merge()

6. This fatal error arises from memory allocation problem.
==
preg_split()
AJAX
Error

7. _______ is a comparison operator
!= inequality
array
for ($i = 0; $i < count($array); $i++) {statement(s);}
Object

8. Define(NAME,value)
Constant
preg_split()
$_REQUEST
server-side programing

9. The three types of loops in PHP are: for - while - ____.
float
foreach
XOR
defined()

10. container of ordered data elements
shuffle()
mysql
Array
count()

11. Uses two arguments: constant name and constant definition
define()
string
list()
the escape character ''

12. _________ can be used in conditional statements to set precedence
rand()
parentheses
crypt()
int

13. The concatenation assignment operator?
.=
wordwrap()
single quotes
Error

14. Creates a pointer to a file with the declared mode (read - write -etc.).
fopen()
round() Function
error_reporting (E_ALL | E_STRICT)
$array[] = item

15. To reorganise the array randomly
error_reporting (0)
bin2hex()
shuffle()
$_SESSION[]

16. searches the subject for matches to a given pattern replaced with the given replacement text
POST
general
preg_replace()
the escape character ''

17. either hasn't yet been set or is assigned NULL value
null
WYSIWYG
nl2br()
list()

18. To assign keys to the values in an array
$varname[key]
asort()
array()
addslashes()

19. Used to find the length of a string
SGML
strlen()
Warning
AJAX

20. This will show all error reporting.
Magic Constant
underscores
foreach loop
error_reporting (E_ALL)

21. Active Server Pages
variable
ASP
crypt()
GET

22. To find how many substrings are in a string
define()
substr_count()
===
date()

23. 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.
the escape character ''
error_reporting (E_ALL & -E_NOTICE)
error_reporting (E_ALL | E_STRICT)
Constant

24. Function that contains the highest value that rand() can have randomly
$_REQUEST
precedence
statement
getrandmax()

25. Control structures that break exit
$_GET[]
if/elseif/else and switch statements
curly braces
Magic Constant

26. Used to find the amount of words in a string.
index
XOR
str_word_count()
associative array

27. function Function used to create a random number
preg_match()
AJAX
function error_reporting()
rand()

28. Converts a string of ASCII characters to hexadecimal values
Shebang
array()
$_GET[]
bin2hex()

29. To iterate over the keys and values of an array
addcslashes()
foreach loop
Warning
fopen()

30. 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 __________.
addslashes()
array()
curly braces; ${$total}
the escape character ''

31. Use ______ when a variable contains any amount of variables; in general.
index
Notice
superglobal
double quotes

32. To set up error reporting
function error_reporting()
function
html_entity_decode()
predefined variable

33. equivalence
foreach
^
==
mysql

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

35. Leading 0x: 0x13F or 0xA23
Hex
server-side programing
abs()
octal

36. The array that stores variables specific to a user's visit
html_entity_decode()
$$
reassign
$_SESSION[]

37. A data structure that can hold a number of items of data of the same type eg. a list of names
decimal
array
SEO
Magic Constant

38. bitwise right shift
>>
number_format()
mysql_close($dbc)
!= inequality

39. The syntax for connecting to a database
is_numeric()
variable
$dbc = mysql_connect(hostname, username, password)
mysql_fetch_object()

40. To delete a variable or an element of an array
&
error_reporting (0)
unset()
underscores

41. To sort by the keys while maintaining the correlation between the key and its value
function
not
PHP
ksort()

42. Returns a character from a specified ASCII value
HTTP
chr()
floor()
preg_split()

43. To close a connection between a database
predefined variable
mysql_close($dbc)
Notice
true

44. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
fopen()
$array[] = item
abs()
==

45. ____ or key is referred to for a value within an array.
unset()
error_reporting (0)
index
HTML

46. identity
define()
str_word_count()
===
the escape character ''

47. Function used to find the absolute value of a number or numeric variable
numbers
abs()
define()
crypt()

48. bitwise XOR
Parse error
^
int
Hex

49. The four main error types are:Notice - Warning - ________ and Error.
Object
Parse error
curly braces; ${$total}
not

50. Used to create a substring (referred to as a token) from a larger string
strtok()
float
0
str_ireplace()