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. The output of var_export((float)array(0));
sort()
preg_match()
decimal
1

2. addition
WYSIWYG
str_ireplace()
html_entity_decode()
+

3. a type with two possible values: true and false
boolean
predefined
float
$_SESSION[]

4. To sort the values while maintaining the correlation between each value and its key
asort()
Error
html_entity_decode()
strlen()

5. To declare a constant
define()
variable
Magic Constant
function error_reporting()

6. To assign array element values to individual variables
<?php
foreach loop
list()
predefined

7. Used to find the length of a string
strlen()
getrandmax()
wordwrap()
0

8. Hypertext Preprocessor - a server-side programing language used to create webpages
HTTP
PHP
bin2hex()
indexed array

9. This will show all error reporting except for notice errors.
client-side programing
float
error_reporting (E_ALL & -E_NOTICE)
array

10. allows you to split strings based on more complex rules
E_STRICT
preg_split()
decimal
>>

11. Control structures that break exit
the dollar sign $
abs()
mysql_close($dbc)
if/elseif/else and switch statements

12. Variable names cannot begin with _______
$_REQUEST
fopen()
for ($i = 0; $i < count($array); $i++) {statement(s);}
numbers

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

14. bitwise left shift
$varname[key]
underscores
<<
===

15. Operators used to operate and assign
error_reporting (E_ALL | E_STRICT)
define()
crypt()
+= or -= or *= or /=

16. EXtensible Markup Language
array
list()
XML
strip_tags()

17. Used to display errors in a particular script - should be placed at top of script.

18. Tag to begin a php script
abs()
<?php
Error
null

19. Leading 0x: 0x13F or 0xA23
sql
POST
Hex
.=

20. Use _______ for passwords or pages that would not be bookmarked or pages that require security.
echo
POST
indexed array
abs()

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

22. Uses two arguments: constant name and constant definition
the period; .
negative numbers
define()
null

23. To reset an array _______ the array() function to the array
open source
str_ireplace()
empty()
reassign

24. returns the number of matches found by a given search string under this format...
the escape character ''
$var++ and $var
preg_match()
HTTP

25. An array of variables passed with <input /> data
parentheses
PHP
$_POST[]
preg_replace()

26. To iterate over the values of an array
client-side programing
Hex
WYSIWYG
for ($i = 0; $i < count($array); $i++) {statement(s);}

27. container of ordered data elements
precedence
strlen()
decimal
Array

28. does a certain action when called upon
preg_replace()
unset()
predefined variable
function

29. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
$$
HTML
int
Parse error

30. Define(NAME,value)
predefined
Constant
server-side programing
switch

31. The array that stores variables specific to a user's visit
integer
fopen()
$_SESSION[]
bin2hex()

32. Use ______ when a variable contains any amount of variables; in general.
predefined
double quotes
ASP
the dollar sign $

33. Alias of rtrim()
chop()
date()
general
int

34. To include files - _______ will give errors and _________ will terminate execution().
true
include() and require()
list()
Magic Constant

35. The ouput of var_export((bool)"NULL");
string
$_SESSION[]
wordwrap()
true

36. To get time data
+
round() Function
htmlspecialchars()
date()

37. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
!= inequality
mysql_fetch_object()
html_entity_decode()
underscores

38. A conditional or loop is a ________________.
control structure
negative numbers
abs()
GET

39. used to round numeric values.
round() Function
+= or -= or *= or /=
mysql_close($dbc)
preg_match()

40. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
$array[] = item
the period; .
count()
nl2br()

41. To word wrap after a certain amount of characters.
$varname[key]
Error
wordwrap()
XOR

42. _______ is a comparison operator
string
mysql_fetch_array()
!= inequality
list()

43. any programing language where the user must support the language the script is written in
function
client-side programing
string
str_ireplace()

44. The concatenation operator?
defined()
the period; .
.=
predefined

45. Used to encrypt values - it is a one-way encryption method
AJAX
crypt()
single quotes
arsort()

46. signed floating-point value
Error
string
getrandmax()
float

47. Used to check if a variable has any value (including 0 or FALSE or an empty string).
html_entity_decode()
Shebang
str_ireplace()
isset()

48. The output of var_export((float)array());
count()
chr()
0
?>

49. Search Engine Optimization
foreach loop
SEO
strlen()
E_STRICT

50. Hyper Text Transfer Protocol
HTTP
define()
abs()
predefined variable