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 down to the lowest integer
preg_replace()
superglobal
floor()
mysql_fetch_object()

2. An array whose keys are numbers.
Parse error
true
HTML
indexed array

3. bitwise AND
addcslashes()
integer
precedence
&

4. The ouput of var_export((bool)"NULL");
true
isset()
parentheses
HTML

5. To word wrap after a certain amount of characters.
bin2hex()
boolean
single quotes
wordwrap()

6. Used to check if a variable has a valid numerical value; strings with numerical values pass.
addslashes()
is_numeric()
Constant
bin2hex()

7. To reset an array _______ the array() function to the array
reassign
round() Function
mysql_fetch_object()
$varname[key]

8. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
numbers
mysql_fetch_object()
function error_reporting()
count()

9. Use ______ when a variable contains any amount of variables; in general.
function
double quotes
sql
$array[] = item

10. Used to convert all HTML tags into their entity versions.
0
htmlentities()
defined()
control structure

11. Used to remove any white space - spaces or newlines or tabs - from the beginning and end of a string - not the middle.
mysql_fetch_object()
Parse error
trim()
str_ireplace()

12. either hasn't yet been set or is assigned NULL value
null
XML
single quotes
chr()

13. Creates a pointer to a file with the declared mode (read - write -etc.).
fopen()
1
!= inequality
drop

14. A conditional or loop is a ________________.
control structure
PHP
boolean
predefined

15. An array of variables passed in the URL
0
$_GET[]
loops
+

16. $_SERVER - $_POST - $_GET - $_COOKIE - $_SESSION - $_ENV; special arrays.
superglobal
drop
open source
HTML

17. Alias of rtrim()
html_entity_decode()
error_reporting (E_ALL & -E_NOTICE)
chop()
number_format()

18. Shorthand used to increment and decrement
SGML
$var++ and $var
str_word_count()
variable

19. To sort by the keys while maintaining the correlation between the key and its value
ksort()
1
<?php
predefined

20. standard notation
decimal
Constant
drop
shuffle()

21. This error refers to a variable with no value.
Notice
isset()
SEO
drop

22. To include files - _______ will give errors and _________ will terminate execution().
is_numeric()
include() and require()
abs()
negative numbers

23. Use ______ when there are no variables in the string
str_ireplace()
single quotes
octal
mysql_fetch_array()

24. Function used to find the absolute value of a number or numeric variable
switch
fopen()
abs()
single quotes

25. When used the value can be passed safely through the URL (GET).
PHP
strip_tags()
urlencode()
WYSIWYG

26. Search Engine Optimization
error_reporting (E_ALL | E_STRICT)
Shebang
string
SEO

27. bitwise XOR
1
preg_match()
ceil()
^

28. says 'if' this then do this 'else' do this or 'while' this do this
ceil()
int
statement
array()

29. searches the subject for matches to a given pattern replaced with the given replacement text
indexed array
<?php
preg_replace()
DTD

30. To iterate over the keys and values of an array
bin2hex()
>>
foreach loop
echo

31. PHP has two conditional: if and ______.
drop
parentheses
fopen()
switch

32. Asynchronous Javascript And XML
SEO
SGML
AJAX
GET

33. The prefix for a dynamic variable - also known as a variable variable
ceil()
$$
single quotes
htmlspecialchars()

34. Hypertext Preprocessor - a server-side programing language used to create webpages
str_ireplace()
index
PHP
the escape character ''

35. container of both data and code
Object
0
$_POST[]
>>

36. a language in which to make querys to a database with
unset()
sql
ASP
numbers

37. Returns an array that corresponds to the fetched row of MySQL data and moves the internal data pointer ahead
mysql_fetch_array()
for ($i = 0; $i < count($array); $i++) {statement(s);}
$var++ and $var
Error

38. identity
number_format()
switch
===
ini_set ('display_errors', 1)

39. Operators used to operate and assign
+= or -= or *= or /=
date()
precedence
predefined

40. Use _______ for passwords or pages that would not be bookmarked or pages that require security.
number_format()
float
associative array
POST

41. Uses two arguments: constant name and constant definition
define()
fopen()
loops
octal

42. Standard Generalized Markup Language
$_REQUEST
error_reporting (0)
SGML
<<

43. TRUE or FALSE
number_format()
general
boolean
parentheses

44. any programing language where the user must support the language the script is written in
the escape character ''
client-side programing
preg_split()
strlen()

45. The seven main SQL (structured query language) functions are alter - create - delete - _______ - insert - select - update
index
array()
preg_replace()
drop

46. To refer to an element in a multidimensional array list the indices in order of _____ to more precise;
$_GET[]
variable
$_SESSION[]
general

47. The array that stores variables specific to a user's visit
wordwrap()
Hex
array()
$_SESSION[]

48. Used to check if a variable has any value (including 0 or FALSE or an empty string).
date()
isset()
empty()
GET

49. Used to find the length of a string
double quotes
for ($i = 0; $i < count($array); $i++) {statement(s);}
asort()
strlen()

50. _____ is a logical operator
wordwrap()
XOR
<?php
ASP