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. This fatal error arises from memory allocation problem.
curly braces; ${$total}
define()
Error
POST

2. To counter htmlentities()
html_entity_decode()
is_numeric()
Hex
array_merge()

3. $_SERVER is a ________ variable.
decimal
associative array
predefined
$$

4. print $_SERVER will _____ work if you use the print function on arrays.
substr_count()
decimal
not
is_numeric()

5. Shorthand used to increment and decrement
error_reporting (E_ALL | E_STRICT)
indexed array
POST
$var++ and $var

6. The ouput of var_export((bool)"NULL");
Error
true
rand()
trim()

7. Variable names cannot begin with _______
numbers
double quotes
$$
XML

8. leading zero: 0100 or 0567
Array
octal
preg_split()
count()

9. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
mysql_fetch_object()
bin2hex()
function error_reporting()
strip_tags()

10. Function can you use to format a number with commas
boolean
number_format()
mysql
floor()

11. The array that stores variables specific to a user's visit
XOR
round() Function
$_SESSION[]
floor()

12. Define(NAME,value)
open source
Constant
number_format()
define()

13. Function used to round up to the highest integer
>>
chop()
html_entity_decode()
ceil()

14. All variables must begin with _________.
the dollar sign $
Shebang
count()
predefined variable

15. To assign keys to the values in an array
ceil()
array()
list()
Hex

16. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
$_SESSION[]
SEO
superglobal
int

17. To close a connection between a database
control structure
mysql_close($dbc)
GET
isset()

18. Used to replace a substring with another string - it is not case-sensitive.
negative numbers
str_ireplace()
error_reporting (E_ALL)
SGML

19. This will show all error reporting except for notice errors.
$var++ and $var
client-side programing
error_reporting (0)
error_reporting (E_ALL & -E_NOTICE)

20. Function that contains the highest value that rand() can have randomly
predefined
not
getrandmax()
abs()

21. This will show all error reporting.
XML
echo
+= or -= or *= or /=
error_reporting (E_ALL)

22. collection of binary data
the escape character ''
string
date()
htmlentities()

23. does a certain action when called upon
mysql
function
abs()
string

24. Used to check if a variable has a valid numerical value; strings with numerical values pass.
parentheses
is_numeric()
server-side programing
string

25. Hyper Text Markup Language
strtok()
HTML
DTD
array()

26. To reorganise the array randomly
$dbc = mysql_connect(hostname, username, password)
shuffle()
chr()
SEO

27. Hyper Text Transfer Protocol
server-side programing
abs()
define()
HTTP

28. PHP has two conditional: if and ______.
SGML
switch
associative array
PHP

29. Tag to begin a php script
negative numbers
predefined
<?php
addcslashes()

30. Function used to find the absolute value of a number or numeric variable
abs()
predefined variable
parentheses
superglobal

31. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
$_REQUEST
htmlentities()
precedence
preg_match()

32. This will not show error reporting - it will be turned off.
Notice
error_reporting (0)
1
preg_replace()

33. To sort values of an array in reversed order
rsort()
predefined
precedence
$_POST[]

34. 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.
arsort()
error_reporting (E_ALL | E_STRICT)
$$
ini_set ('display_errors', 1)

35. Control structures that break exit
if/elseif/else and switch statements
htmlentities()
XOR
substr_count()

36. To sort values of an array without regard to the keys
boolean
sort()
Notice
$dbc = mysql_connect(hostname, username, password)

37. $_POST and $_GET are ________ variables.
HTML
fopen()
trim()
predefined

38. Returns a string with backslashes in front of predefined characters
array()
ceil()
loops
addslashes()

39. Document Type Definitions
$_SESSION[]
ksort()
DTD
round() Function

40. To sort the values while maintaining the correlation between each value and its key
asort()
^
$dbc = mysql_connect(hostname, username, password)
html_entity_decode()

41. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
E_STRICT
drop
round() Function
octal

42. identity
$_SESSION[]
predefined variable
===
number_format()

43. The order of operations.
?>
precedence
array
htmlspecialchars()

44. EXtensible Markup Language
Error
XML
underscores
fopen()

45. signed floating-point value
<<
float
array()
WYSIWYG

46. A conditional or loop is a ________________.
control structure
predefined
htmlspecialchars()
strip_tags()

47. The output of var_export((float)array(0));
1
floor()
fopen()
the period; .

48. Used to convert all HTML tags into their entity versions.
htmlentities()
rsort()
reassign
SEO

49. This error refers to a variable with no value.
Notice
addslashes()
foreach loop
fopen()

50. The name of the #! used to designate the location of the PHP binary
rsort()
open source
Warning
Shebang