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 iterate over the keys and values of an array
ceil()
foreach loop
$dbc = mysql_connect(hostname, username, password)
===

2. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
unset()
$varname[key]
Parse error
floor()

3. Variable names cannot begin with _______
XOR
int
numbers
boolean

4. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
count()
rsort()
$array[] = item
function error_reporting()

5. The output of var_export((float)array());
0
===
$_REQUEST
rsort()

6. bitwise AND
str_word_count()
&
ceil()
$varname[key]

7. the most basic function in PHP used to output information to the page
echo
fopen()
addcslashes()
indexed array

8. print $_SERVER will _____ work if you use the print function on arrays.
not
integer
<?php
HTTP

9. Function that contains the highest value that rand() can have randomly
substr_count()
getrandmax()
mysql_fetch_array()
string

10. When used the value can be passed safely through the URL (GET).
substr_count()
include() and require()
urlencode()
$_POST[]

11. To word wrap after a certain amount of characters.
wordwrap()
error_reporting (E_ALL | E_STRICT)
urlencode()
indexed array

12. This will show all error reporting.
error_reporting (E_ALL)
Warning
error_reporting (E_ALL & -E_NOTICE)
switch

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

14. Asynchronous Javascript And XML
function
AJAX
integer
error_reporting (E_ALL & -E_NOTICE)

15. To include files - _______ will give errors and _________ will terminate execution().
$var++ and $var
preg_replace()
include() and require()
decimal

16. leading zero: 0100 or 0567
variable
octal
foreach loop
addslashes()

17. Shorthand used to increment and decrement
HTML
Magic Constant
$_POST[]
$var++ and $var

18. a database which is best supported by PHP
integer
mysql
rsort()
foreach loop

19. To counter htmlentities()
control structure
list()
html_entity_decode()
boolean

20. Variable names can begin with __________
error_reporting (E_ALL | E_STRICT)
underscores
echo
Constant

21. _____ is a logical operator
urlencode()
nl2br()
XOR
array()

22. identity
sql
PHP
addslashes()
===

23. Operators used to operate and assign
?>
$_SESSION[]
+= or -= or *= or /=
rsort()

24. searches the subject for matches to a given pattern replaced with the given replacement text
preg_split()
control structure
abs()
preg_replace()

25. The four main error types are:Notice - Warning - ________ and Error.
unset()
Parse error
getrandmax()
error_reporting (E_ALL & -E_NOTICE)

26. Used to encrypt values - it is a one-way encryption method
E_STRICT
crypt()
getrandmax()
wordwrap()

27. used to round numeric values.
floor()
octal
round() Function
strtok()

28. Active Server Pages
ASP
predefined
$array[] = item
not

29. bitwise right shift
precedence
parentheses
$_REQUEST
>>

30. TRUE or FALSE
foreach
$$
XOR
boolean

31. To iterate over the values of an array
for ($i = 0; $i < count($array); $i++) {statement(s);}
DTD
$array[] = item
variable

32. PHP has two conditional: if and ______.
$array[] = item
switch
parentheses
predefined

33. To sort the values while maintaining the correlation between each value and its key - in reversed order
AJAX
arsort()
strtok()
Notice

34. standard notation
indexed array
decimal
PHP
mysql_fetch_object()

35. To find how many substrings are in a string
substr_count()
arsort()
sql
&

36. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
server-side programing
+
superglobal
rsort()

37. To sort values of an array without regard to the keys
E_STRICT
.=
sort()
foreach

38. Used to check if a variable has any value (including 0 or FALSE or an empty string).
isset()
client-side programing
PHP
SGML

39. function Function used to create a random number
$_POST[]
addcslashes()
ceil()
rand()

40. Alias of rtrim()
!= inequality
foreach
chop()
abs()

41. To assign array element values to individual variables
octal
switch
preg_match()
list()

42. To set up error reporting
getrandmax()
htmlspecialchars()
the dollar sign $
function error_reporting()

43. The concatenation assignment operator?
.=
defined()
round() Function
$var++ and $var

44. equivalence
error_reporting (0)
==
boolean
substr_count()

45. The prefix for a dynamic variable - also known as a variable variable
bin2hex()
$$
error_reporting (E_ALL)
is_numeric()

46. Use ______ when a variable contains any amount of variables; in general.
double quotes
DTD
!= inequality
substr_count()

47. The syntax for connecting to a database
$dbc = mysql_connect(hostname, username, password)
round() Function
&
date()

48. Returns a string with backslashes in front of predefined characters
Parse error
wordwrap()
addslashes()
addcslashes()

49. signed floating-point value
==
float
ceil()
Notice

50. Function can you use to format a number with commas
str_ireplace()
POST
number_format()
abs()