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 close a connection between a database
foreach loop
html_entity_decode()
ASP
mysql_close($dbc)

2. $_POST Data sent using POST found is sent to _______
octal
Parse error
predefined variable
+

3. equivalence
preg_match()
round() Function
==
the dollar sign $

4. Hypertext Preprocessor - a server-side programing language used to create webpages
double quotes
PHP
+= or -= or *= or /=
drop

5. Function used to find the absolute value of a number or numeric variable
abs()
htmlentities()
control structure
isset()

6. Used to find the length of a string
HTML
variable
GET
strlen()

7. Converts a string of ASCII characters to hexadecimal values
bin2hex()
predefined
associative array
$$

8. A conditional or loop is a ________________.
Notice
+= or -= or *= or /=
!= inequality
control structure

9. Returns a string with backslashes in front of predefined characters
array()
addslashes()
echo
octal

10. To find how many substrings are in a string
Parse error
nl2br()
substr_count()
strtok()

11. Alias of rtrim()
chop()
unset()
fopen()
empty()

12. The syntax for connecting to a database
date()
trim()
array()
$dbc = mysql_connect(hostname, username, password)

13. leading zero: 0100 or 0567
Shebang
index
octal
drop

14. Used to check if a variable has any value (including 0 or FALSE or an empty string).
negative numbers
for ($i = 0; $i < count($array); $i++) {statement(s);}
isset()
HTTP

15. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
$_REQUEST
the dollar sign $
GET
true

16. PHP has two conditional: if and ______.
mysql_fetch_object()
WYSIWYG
switch
?>

17. Online applications and resources which are available to the general public with very few restrictions
rand()
open source
PHP
===

18. function Function used to create a random number
function
E_STRICT
switch
rand()

19. Asynchronous Javascript And XML
AJAX
null
underscores
floor()

20. Function used to round down to the lowest integer
the escape character ''
XML
preg_match()
floor()

21. addition
addslashes()
===
string
+

22. Use ______ when there are no variables in the string
not
mysql_close($dbc)
preg_split()
single quotes

23. Leading 0x: 0x13F or 0xA23
addslashes()
for ($i = 0; $i < count($array); $i++) {statement(s);}
Hex
Warning

24. To sort values of an array without regard to the keys
html_entity_decode()
chop()
SGML
sort()

25. container of both data and code
Object
preg_split()
arsort()
predefined

26. Returns a character from a specified ASCII value
the escape character ''
$_REQUEST
shuffle()
chr()

27. What You See Is What You Get
Parse error
html_entity_decode()
addslashes()
WYSIWYG

28. bitwise XOR
Warning
==
Object
^

29. To get over quotation marks while using arrays
octal
null
curly braces
preg_split()

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

31. An array whose keys are strings; also known as a hash.
SGML
statement
for ($i = 0; $i < count($array); $i++) {statement(s);}
associative array

32. returns the number of matches found by a given search string under this format...
sql
function
preg_match()
parentheses

33. The three types of loops in PHP are: for - while - ____.
preg_match()
error_reporting (E_ALL | E_STRICT)
foreach
predefined variable

34. To sort by the keys while maintaining the correlation between the key and its value
addslashes()
curly braces
unset()
ksort()

35. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
the dollar sign $
ksort()
mysql_fetch_object()
Object

36. Used to create a substring (referred to as a token) from a larger string
Array
null
strtok()
ksort()

37. Tag to begin a php script
<<
substr_count()
?>
<?php

38. To sort the values while maintaining the correlation between each value and its key
sort()
E_STRICT
mysql_fetch_array()
asort()

39. To reset an array _______ the array() function to the array
the dollar sign $
reassign
octal
XML

40. ____ or key is referred to for a value within an array.
index
server-side programing
boolean
predefined variable

41. All variables must begin with _________.
preg_replace()
if/elseif/else and switch statements
the dollar sign $
$_POST[]

42. says 'if' this then do this 'else' do this or 'while' this do this
preg_match()
statement
negative numbers
wordwrap()

43. a database which is best supported by PHP
Magic Constant
$_GET[]
$_REQUEST
mysql

44. either hasn't yet been set or is assigned NULL value
round() Function
null
drop
ASP

45. The array that stores variables specific to a user's visit
$_SESSION[]
curly braces
?>
control structure

46. The seven main SQL (structured query language) functions are alter - create - delete - _______ - insert - select - update
array
predefined
POST
drop

47. Used to remove any white space - spaces or newlines or tabs - from the beginning and end of a string - not the middle.
trim()
preg_split()
addcslashes()
html_entity_decode()

48. The output of var_export((float)array(0));
1
drop
preg_split()
decimal

49. To iterate over the values of an array
1
for ($i = 0; $i < count($array); $i++) {statement(s);}
error_reporting (E_ALL & -E_NOTICE)
string

50. Variable names can begin with __________
fopen()
underscores
superglobal
getrandmax()