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. Used to convert all HTML tags into their entity versions.
arsort()
<<
PHP
htmlentities()

2. function Function used to create a random number
statement
sql
rand()
crypt()

3. To counter htmlentities()
1
number_format()
error_reporting (E_ALL | E_STRICT)
html_entity_decode()

4. To iterate over the values of an array
decimal
===
HTML
for ($i = 0; $i < count($array); $i++) {statement(s);}

5. bitwise XOR
array
^
decimal
HTML

6. does a certain action when called upon
function
^
+
$_POST[]

7. To sort values of an array without regard to the keys
sort()
round() Function
0
$varname[key]

8. Asynchronous Javascript And XML
echo
function error_reporting()
AJAX
Notice

9. This fatal error arises from memory allocation problem.
int
array()
str_word_count()
Error

10. This will show all error reporting.
error_reporting (E_ALL | E_STRICT)
error_reporting (E_ALL)
$var++ and $var
POST

11. EXtensible Markup Language
abs()
XML
true
arsort()

12. the most basic function in PHP used to output information to the page
mysql_close($dbc)
drop
echo
array

13. a storage location in the computer's memory that has a type & a name and a contents
$var++ and $var
rsort()
Constant
variable

14. $_POST Data sent using POST found is sent to _______
drop
+= or -= or *= or /=
predefined variable
str_word_count()

15. ____ or key is referred to for a value within an array.
Notice
index
the escape character ''
statement

16. To iterate over the keys and values of an array
null
<?php
!= inequality
foreach loop

17. An array of variables passed in the URL
Shebang
$_GET[]
the escape character ''
isset()

18. $_POST and $_GET are ________ variables.
predefined
rand()
+= or -= or *= or /=
XOR

19. Converts a string of ASCII characters to hexadecimal values
bin2hex()
Array
?>
AJAX

20. To refer to an element in a multidimensional array list the indices in order of _____ to more precise;
general
server-side programing
parentheses
count()

21. Function that contains the highest value that rand() can have randomly
getrandmax()
error_reporting (E_ALL)
variable
count()

22. Function used to round down to the lowest integer
sort()
abs()
array()
floor()

23. A conditional or loop is a ________________.
the period; .
array_merge()
control structure
addslashes()

24. Shorthand used to increment and decrement
sort()
client-side programing
$var++ and $var
not

25. This will show all error reporting except for notice errors.
count()
addcslashes()
strtok()
error_reporting (E_ALL & -E_NOTICE)

26. The array that stores variables specific to a user's visit
Parse error
drop
substr_count()
$_SESSION[]

27. Variable names cannot begin with _______
numbers
SGML
date()
htmlentities()

28. Use ______ when a variable contains any amount of variables; in general.
$_REQUEST
negative numbers
double quotes
boolean

29. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
Magic Constant
integer
nl2br()
0

30. To merge arrays
not
function error_reporting()
octal
array_merge()

31. equivalence
array_merge()
for ($i = 0; $i < count($array); $i++) {statement(s);}
==
PHP

32. Tag to end a php script
ini_set ('display_errors', 1)
<?php
error_reporting (E_ALL)
?>

33. PHP has two conditional: if and ______.
the dollar sign $
&
error_reporting (E_ALL | E_STRICT)
switch

34. returns the number of matches found by a given search string under this format...
preg_match()
ASP
floor()
foreach loop

35. bitwise AND
preg_match()
ceil()
&
variable

36. To check if a constant is already declared
$array[] = item
float
defined()
Object

37. Use ______ when there are no variables in the string
Array
if/elseif/else and switch statements
DTD
single quotes

38. The prefix for a dynamic variable - also known as a variable variable
$$
define()
urlencode()
E_STRICT

39. When used the value can be passed safely through the URL (GET).
string
statement
urlencode()
preg_match()

40. Returns a string with backslashes in front of predefined characters
<?php
addslashes()
+
octal

41. To refer to an item in an array
unset()
$varname[key]
Array
double quotes

42. Document Type Definitions
Notice
<?php
$_REQUEST
DTD

43. a positive or negative number
arsort()
integer
urlencode()
XML

44. a type with two possible values: true and false
?>
rand()
$$
boolean

45. Used to check if a variable has a valid numerical value; strings with numerical values pass.
1
double quotes
is_numeric()
sql

46. To assign keys to the values in an array
getrandmax()
numbers
wordwrap()
array()

47. The output of var_export((float)array());
fopen()
drop
0
rsort()

48. The order of operations.
isset()
negative numbers
Error
precedence

49. Variable names can begin with __________
number_format()
underscores
open source
for ($i = 0; $i < count($array); $i++) {statement(s);}

50. To reset an array _______ the array() function to the array
control structure
drop
reassign
getrandmax()