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. To close a connection between a database
htmlentities()
$var++ and $var
mysql_close($dbc)
error_reporting (E_ALL)

2. Operators used to operate and assign
strtok()
curly braces
+= or -= or *= or /=
error_reporting (E_ALL & -E_NOTICE)

3. Used to remove any white space - spaces or newlines or tabs - from the beginning and end of a string - not the middle.
Hex
POST
ASP
trim()

4. Function used to find the absolute value of a number or numeric variable
open source
abs()
$$
$varname[key]

5. container of ordered data elements
Array
isset()
wordwrap()
general

6. signed integer
$_SESSION[]
int
asort()
error_reporting (E_ALL)

7. What You See Is What You Get
reassign
ksort()
substr_count()
WYSIWYG

8. To declare a constant
curly braces
define()
nl2br()
XOR

9. identity
Array
===
substr_count()
define()

10. bitwise right shift
POST
$_POST[]
>>
string

11. To iterate over the keys and values of an array
statement
wordwrap()
foreach loop
isset()

12. An array whose keys are strings; also known as a hash.
E_STRICT
associative array
mysql
switch

13. The array that stores variables specific to a user's visit
reassign
$_SESSION[]
predefined variable
wordwrap()

14. Converts a string of ASCII characters to hexadecimal values
HTML
strtok()
for ($i = 0; $i < count($array); $i++) {statement(s);}
bin2hex()

15. The order of operations.
bin2hex()
precedence
Array
Warning

16. To refer to an item in an array
$varname[key]
not
.=
chr()

17. Control structures that break exit
if/elseif/else and switch statements
boolean
addslashes()
addcslashes()

18. To find how many substrings are in a string
Array
mysql_fetch_object()
substr_count()
statement

19. a storage location in the computer's memory that has a type & a name and a contents
double quotes
variable
control structure
+

20. To include files - _______ will give errors and _________ will terminate execution().
strtok()
foreach
echo
include() and require()

21. Used to convert certain HTML tags into their entity versions.
define()
ceil()
foreach
htmlspecialchars()

22. ___________ can be used with substr() to count backward
$_SESSION[]
error_reporting (E_ALL | E_STRICT)
negative numbers
!= inequality

23. To word wrap after a certain amount of characters.
wordwrap()
<<
count()
negative numbers

24. any programing language where the user must support the language the script is written in
str_word_count()
client-side programing
indexed array
bin2hex()

25. This will show all error reporting except for notice errors.
mysql_fetch_object()
int
error_reporting (E_ALL & -E_NOTICE)
PHP

26. Standard Generalized Markup Language
superglobal
error_reporting (E_ALL & -E_NOTICE)
negative numbers
SGML

27. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
superglobal
E_STRICT
PHP
unset()

28. $_POST Data sent using POST found is sent to _______
predefined variable
boolean
curly braces
error_reporting (0)

29. bitwise left shift
^
<<
loops
general

30. $_POST and $_GET are ________ variables.
parentheses
predefined
AJAX
<<

31. This will not show error reporting - it will be turned off.
wordwrap()
associative array
error_reporting (0)
int

32. either hasn't yet been set or is assigned NULL value
null
negative numbers
array
general

33. This error refers to a variable with no value.
server-side programing
mysql_close($dbc)
Notice
===

34. The concatenation operator?
associative array
server-side programing
the period; .
number_format()

35. To set up error reporting
negative numbers
true
function error_reporting()
chop()

36. Creates a pointer to a file with the declared mode (read - write -etc.).
fopen()
unset()
Array
asort()

37. To sort the values while maintaining the correlation between each value and its key
array()
asort()
addcslashes()
nl2br()

38. The output of var_export((float)array());
GET
0
wordwrap()
integer

39. standard notation
htmlspecialchars()
function
decimal
strlen()

40. All variables must begin with _________.
empty()
the dollar sign $
open source
indexed array

41. Tag to begin a php script
<?php
count()
.=
Warning

42. Leading 0x: 0x13F or 0xA23
array()
<?php
Hex
urlencode()

43. Use ________ to have multiple quotations in one string
Array
mysql_fetch_object()
the escape character ''
$_SESSION[]

44. _______ is a comparison operator
!= inequality
general
rsort()
octal

45. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
strtok()
floor()
index
empty()

46. Used to check if a variable has any value (including 0 or FALSE or an empty string).
isset()
foreach
precedence
associative array

47. collection of binary data
string
mysql_fetch_array()
?>
Constant

48. Shorthand used to increment and decrement
float
$var++ and $var
E_STRICT
Hex

49. function Function used to create a random number
the dollar sign $
mysql_fetch_object()
string
rand()

50. bitwise AND
isset()
indexed array
parentheses
&