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. Function used to round up to the highest integer
not
negative numbers
ceil()
E_STRICT

2. TRUE or FALSE
numbers
substr_count()
boolean
Constant

3. This error refers to a variable with no value.
superglobal
Notice
empty()
PHP

4. When used the value can be passed safely through the URL (GET).
urlencode()
$var++ and $var
server-side programing
wordwrap()

5. signed floating-point value
parentheses
float
indexed array
null

6. Hyper Text Transfer Protocol
define()
superglobal
HTTP
string

7. identity
+= or -= or *= or /=
the dollar sign $
define()
===

8. Returns a character from a specified ASCII value
chr()
number_format()
string
precedence

9. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
drop
str_word_count()
Magic Constant
number_format()

10. To sort the values while maintaining the correlation between each value and its key - in reversed order
Hex
arsort()
int
client-side programing

11. ____ or key is referred to for a value within an array.
==
index
trim()
sort()

12. To reorganise the array randomly
array_merge()
define()
shuffle()
the dollar sign $

13. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
decimal
$_REQUEST
+
DTD

14. To merge arrays
function
array_merge()
single quotes
foreach

15. Hyper Text Markup Language
loops
$_GET[]
HTML
rand()

16. The three types of loops in PHP are: for - while - ____.
str_word_count()
foreach
mysql_fetch_object()
negative numbers

17. Used to find the length of a string
is_numeric()
preg_replace()
strlen()
error_reporting (E_ALL)

18. Function can you use to format a number with commas
number_format()
Parse error
true
html_entity_decode()

19. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
Parse error
mysql_fetch_array()
boolean
superglobal

20. _______ is a comparison operator
superglobal
addcslashes()
array
!= inequality

21. An array of variables passed with <input /> data
include() and require()
$$
$_POST[]
Parse error

22. ___________ can be used with substr() to count backward
$var++ and $var
error_reporting (E_ALL & -E_NOTICE)
foreach
negative numbers

23. To set up error reporting
include() and require()
mysql
preg_replace()
function error_reporting()

24. To check if a constant is already declared
mysql_fetch_object()
underscores
defined()
ceil()

25. The array that stores variables specific to a user's visit
$_SESSION[]
+
is_numeric()
control structure

26. Used to convert certain HTML tags into their entity versions.
htmlspecialchars()
int
rand()
strip_tags()

27. a database which is best supported by PHP
&
addslashes()
mysql
string

28. leading zero: 0100 or 0567
octal
statement
superglobal
floor()

29. To close a connection between a database
rsort()
ASP
0
mysql_close($dbc)

30. used to round numeric values.
urlencode()
str_word_count()
arsort()
round() Function

31. addition
chop()
+
preg_replace()
AJAX

32. To assign keys to the values in an array
substr_count()
crypt()
$_GET[]
array()

33. Use ______ when there are no variables in the string
mysql_fetch_object()
array()
array
single quotes

34. Tag to end a php script
?>
boolean
Constant
mysql_fetch_array()

35. Variable names cannot begin with _______
superglobal
numbers
1
true

36. To delete a variable or an element of an array
parentheses
the escape character ''
unset()
preg_split()

37. returns the number of matches found by a given search string under this format...
&
SEO
preg_match()
getrandmax()

38. The output of var_export((float)array());
isset()
0
str_ireplace()
getrandmax()

39. To reset an array _______ the array() function to the array
drop
reassign
POST
server-side programing

40. Uses two arguments: constant name and constant definition
crypt()
define()
count()
1

41. function Function used to create a random number
rand()
ASP
mysql_fetch_array()
predefined

42. To refer to an item in an array
echo
$varname[key]
$array[] = item
the escape character ''

43. Function used to round down to the lowest integer
function
for ($i = 0; $i < count($array); $i++) {statement(s);}
floor()
urlencode()

44. A conditional or loop is a ________________.
SEO
control structure
Notice
the escape character ''

45. Define(NAME,value)
HTML
Constant
the period; .
+= or -= or *= or /=

46. The concatenation operator?
mysql
asort()
the period; .
preg_replace()

47. Use ________ to have multiple quotations in one string
the escape character ''
unset()
^
Constant

48. _____ is a logical operator
not
.=
preg_match()
XOR

49. PHP has two conditional: if and ______.
substr_count()
index
bin2hex()
switch

50. 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.
error_reporting (E_ALL | E_STRICT)
index
str_word_count()
html_entity_decode()