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. either hasn't yet been set or is assigned NULL value
curly braces
null
count()
AJAX

2. a positive or negative number
mysql_fetch_object()
integer
error_reporting (E_ALL | E_STRICT)
?>

3. equivalence
drop
==
double quotes
client-side programing

4. To merge arrays
array_merge()
0
$_REQUEST
+

5. signed floating-point value
function
Magic Constant
float
negative numbers

6. function Function used to create a random number
drop
Warning
rand()
define()

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

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

8. To reorganise the array randomly
integer
curly braces; ${$total}
shuffle()
ceil()

9. Variable names cannot begin with _______
sql
open source
numbers
htmlspecialchars()

10. Hypertext Preprocessor - a server-side programing language used to create webpages
PHP
AJAX
curly braces; ${$total}
$array[] = item

11. Used to convert all HTML tags into their entity versions.
control structure
htmlentities()
the period; .
ini_set ('display_errors', 1)

12. The syntax for connecting to a database
$_POST[]
precedence
$varname[key]
$dbc = mysql_connect(hostname, username, password)

13. Uses two arguments: constant name and constant definition
define()
$_GET[]
if/elseif/else and switch statements
preg_match()

14. $_SERVER is a ________ variable.
substr_count()
predefined
superglobal
curly braces

15. addition
+
foreach
bin2hex()
preg_split()

16. This error refers to a variable with no value.
Notice
chr()
!= inequality
arsort()

17. An array whose keys are strings; also known as a hash.
htmlentities()
>>
associative array
define()

18. Tag to end a php script
SGML
function
?>
reassign

19. EXtensible Markup Language
+
client-side programing
XML
string

20. The three types of loops in PHP are: for - while - ____.
sort()
bin2hex()
foreach
mysql_fetch_object()

21. The concatenation operator?
the period; .
ASP
error_reporting (E_ALL | E_STRICT)
general

22. Returns a string with backslashes in front of predefined characters
$varname[key]
SGML
addslashes()
decimal

23. The four main error types are:Notice - Warning - ________ and Error.
strip_tags()
list()
PHP
Parse error

24. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
superglobal
$_GET[]
reassign
SGML

25. Tag to begin a php script
<?php
asort()
if/elseif/else and switch statements
E_STRICT

26. says 'if' this then do this 'else' do this or 'while' this do this
$array[] = item
DTD
$_POST[]
statement

27. Creates a pointer to a file with the declared mode (read - write -etc.).
function
fopen()
chr()
ini_set ('display_errors', 1)

28. a database which is best supported by PHP
mysql
foreach
date()
decimal

29. This error arises from misusing a function.
chr()
echo
Warning
array()

30. _________ can be used in conditional statements to set precedence
$_GET[]
associative array
parentheses
$dbc = mysql_connect(hostname, username, password)

31. Control structure that continue exit - they perform specific statements for a determined number of iterations.
integer
unset()
XML
loops

32. The name of the #! used to designate the location of the PHP binary
preg_replace()
>>
Shebang
reassign

33. Define(NAME,value)
predefined
?>
server-side programing
Constant

34. This will not show error reporting - it will be turned off.
error_reporting (0)
octal
$dbc = mysql_connect(hostname, username, password)
empty()

35. Used to replace a substring with another string - it is not case-sensitive.
Hex
str_ireplace()
foreach loop
negative numbers

36. To set up error reporting
wordwrap()
function error_reporting()
addslashes()
Object

37. Function used to round down to the lowest integer
array()
Object
single quotes
floor()

38. This fatal error arises from memory allocation problem.
error_reporting (E_ALL & -E_NOTICE)
single quotes
Error
numbers

39. Function used to find the absolute value of a number or numeric variable
addslashes()
floor()
strtok()
abs()

40. The ouput of var_export((bool)"NULL");
preg_split()
mysql_fetch_array()
>>
true

41. Standard Generalized Markup Language
numbers
$_REQUEST
ini_set ('display_errors', 1)
SGML

42. To get over quotation marks while using arrays
control structure
curly braces
XML
ASP

43. This will show all error reporting except for notice errors.
preg_match()
drop
error_reporting (E_ALL & -E_NOTICE)
mysql_fetch_object()

44. Variable names can begin with __________
foreach loop
negative numbers
the escape character ''
underscores

45. 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.
htmlspecialchars()
error_reporting (E_ALL | E_STRICT)
client-side programing
shuffle()

46. Online applications and resources which are available to the general public with very few restrictions
chop()
XML
open source
DTD

47. PHP has two conditional: if and ______.
htmlspecialchars()
crypt()
switch
octal

48. used to round numeric values.
==
unset()
round() Function
shuffle()

49. Returns an array that corresponds to the fetched row of MySQL data and moves the internal data pointer ahead
strtok()
addcslashes()
the dollar sign $
mysql_fetch_array()

50. To iterate over the values of an array
sql
define()
for ($i = 0; $i < count($array); $i++) {statement(s);}
integer