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. Variable names cannot begin with _______
numbers
array_merge()
ceil()
strlen()

2. Operators used to operate and assign
define()
mysql_fetch_array()
+= or -= or *= or /=
^

3. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
GET
str_ireplace()
E_STRICT
$_POST[]

4. To reorganise the array randomly
isset()
shuffle()
$varname[key]
error_reporting (E_ALL)

5. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
arsort()
int
$_REQUEST
integer

6. Define(NAME,value)
sql
include() and require()
Magic Constant
Constant

7. 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.
predefined
is_numeric()
error_reporting (E_ALL | E_STRICT)
preg_split()

8. Used to check if a variable has any value (including 0 or FALSE or an empty string).
define()
>>
isset()
^

9. any programing language where the script is parsed on the server
foreach loop
function
rsort()
server-side programing

10. What You See Is What You Get
if/elseif/else and switch statements
ini_set ('display_errors', 1)
WYSIWYG
mysql

11. To sort by the keys while maintaining the correlation between the key and its value
curly braces; ${$total}
!= inequality
fopen()
ksort()

12. searches the subject for matches to a given pattern replaced with the given replacement text
sort()
number_format()
array()
preg_replace()

13. To create an array
array()
error_reporting (E_ALL | E_STRICT)
+
$_SESSION[]

14. EXtensible Markup Language
foreach loop
XML
GET
curly braces; ${$total}

15. The order of operations.
Error
server-side programing
precedence
trim()

16. To sort values of an array in reversed order
rsort()
function
mysql_close($dbc)
predefined

17. Function used to find the absolute value of a number or numeric variable
ksort()
abs()
client-side programing
numbers

18. This error refers to a variable with no value.
DTD
the escape character ''
Notice
$_REQUEST

19. a storage location in the computer's memory that has a type & a name and a contents
numbers
nl2br()
variable
.=

20. addition
octal
1
+
Magic Constant

21. collection of binary data
reassign
string
addcslashes()
addslashes()

22. ____ or key is referred to for a value within an array.
$varname[key]
trim()
0
index

23. This error arises from misusing a function.
true
Warning
underscores
SGML

24. any programing language where the user must support the language the script is written in
WYSIWYG
predefined
addslashes()
client-side programing

25. equivalence
int
DTD
==
octal

26. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
POST
Shebang
floor()
mysql_fetch_object()

27. Variable names can begin with __________
include() and require()
underscores
WYSIWYG
$array[] = item

28. Creates a pointer to a file with the declared mode (read - write -etc.).
fopen()
boolean
addcslashes()
int

29. A data structure that can hold a number of items of data of the same type eg. a list of names
XML
array
true
<?php

30. used to round numeric values.
1
reassign
trim()
round() Function

31. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
empty()
define()
negative numbers
null

32. Returns a string with backslashes in front of predefined characters
strlen()
arsort()
addslashes()
Object

33. An array of variables passed in the URL
$_GET[]
number_format()
$_POST[]
<<

34. _____ is a logical operator
html_entity_decode()
XOR
Parse error
variable

35. Used to find the amount of words in a string.
predefined
ceil()
boolean
str_word_count()

36. The array that stores variables specific to a user's visit
double quotes
substr_count()
$_SESSION[]
preg_split()

37. $_POST and $_GET are ________ variables.
array()
predefined
integer
substr_count()

38. Converts a string of ASCII characters to hexadecimal values
XOR
trim()
error_reporting (E_ALL)
bin2hex()

39. Tag to begin a php script
Magic Constant
superglobal
<?php
htmlentities()

40. Function used to round up to the highest integer
trim()
ceil()
mysql_fetch_array()
octal

41. The concatenation operator?
XOR
the period; .
rand()
addcslashes()

42. returns the number of matches found by a given search string under this format...
curly braces; ${$total}
preg_match()
===
ceil()

43. To sort values of an array without regard to the keys
sort()
the period; .
parentheses
addslashes()

44. To refer to an item in an array
client-side programing
indexed array
$varname[key]
array

45. To include files - _______ will give errors and _________ will terminate execution().
include() and require()
boolean
empty()
$_GET[]

46. $_POST Data sent using POST found is sent to _______
predefined variable
?>
error_reporting (E_ALL | E_STRICT)
Shebang

47. The syntax for connecting to a database
$dbc = mysql_connect(hostname, username, password)
shuffle()
for ($i = 0; $i < count($array); $i++) {statement(s);}
SEO

48. _________ can be used in conditional statements to set precedence
curly braces; ${$total}
parentheses
define()
getrandmax()

49. The ouput of var_export((bool)"NULL");
reassign
foreach loop
true
AJAX

50. bitwise right shift
indexed array
>>
asort()
mysql_fetch_array()