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. a positive or negative number
integer
==
$_GET[]
octal

2. a language in which to make querys to a database with
===
sql
loops
not

3. To word wrap after a certain amount of characters.
0
wordwrap()
Parse error
curly braces

4. _____ is a logical operator
array_merge()
XOR
variable
==

5. Control structures that break exit
if/elseif/else and switch statements
PHP
ini_set ('display_errors', 1)
define()

6. Online applications and resources which are available to the general public with very few restrictions
define()
associative array
open source
string

7. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
AJAX
preg_split()
Parse error
getrandmax()

8. Use ________ to have multiple quotations in one string
open source
the escape character ''
$array[] = item
<<

9. Use ______ when a variable contains any amount of variables; in general.
mysql
$array[] = item
double quotes
1

10. Used to convert certain HTML tags into their entity versions.
htmlspecialchars()
wordwrap()
Shebang
null

11. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
underscores
string
nl2br()
GET

12. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
error_reporting (E_ALL)
html_entity_decode()
$_REQUEST
double quotes

13. Search Engine Optimization
Hex
error_reporting (E_ALL & -E_NOTICE)
SEO
decimal

14. An array of variables passed with <input /> data
isset()
include() and require()
$_SESSION[]
$_POST[]

15. EXtensible Markup Language
XML
$_GET[]
ksort()
mysql_fetch_object()

16. To declare a constant
abs()
if/elseif/else and switch statements
define()
chr()

17. This fatal error arises from memory allocation problem.
Error
mysql_close($dbc)
Shebang
substr_count()

18. Use ______ when there are no variables in the string
single quotes
SGML
list()
function

19. To create an array
SGML
error_reporting (E_ALL)
array()
reassign

20. To assign array element values to individual variables
associative array
preg_replace()
list()
the dollar sign $

21. Used to encrypt values - it is a one-way encryption method
SEO
crypt()
!= inequality
mysql_fetch_array()

22. This will show all error reporting except for notice errors.
precedence
error_reporting (E_ALL & -E_NOTICE)
!= inequality
variable

23. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
mysql_fetch_object()
XOR
$dbc = mysql_connect(hostname, username, password)
bin2hex()

24. This error refers to a variable with no value.
preg_match()
Notice
double quotes
chr()

25. To counter htmlentities()
error_reporting (0)
html_entity_decode()
^
index

26. $_SERVER is a ________ variable.
predefined
getrandmax()
addcslashes()
$_SESSION[]

27. leading zero: 0100 or 0567
octal
$dbc = mysql_connect(hostname, username, password)
variable
predefined

28. Tag to begin a php script
switch
decimal
html_entity_decode()
<?php

29. To assign keys to the values in an array
array()
foreach
single quotes
Object

30. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
nl2br()
strlen()
not
array()

31. Returns a character from a specified ASCII value
control structure
chr()
shuffle()
strlen()

32. A data structure that can hold a number of items of data of the same type eg. a list of names
array
foreach loop
drop
substr_count()

33. The ouput of var_export((bool)"NULL");
mysql_close($dbc)
true
rsort()
associative array

34. used to round numeric values.
nl2br()
round() Function
>>
html_entity_decode()

35. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
$array[] = item
string
predefined
mysql

36. Function can you use to format a number with commas
number_format()
Notice
date()
error_reporting (E_ALL | E_STRICT)

37. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
DTD
empty()
XOR
$_GET[]

38. The prefix for a dynamic variable - also known as a variable variable
$dbc = mysql_connect(hostname, username, password)
$$
Object
fopen()

39. To remove all HTML and PHP tags.
strip_tags()
htmlspecialchars()
AJAX
sql

40. Uses two arguments: constant name and constant definition
===
define()
curly braces; ${$total}
is_numeric()

41. To determine the amount of elements in an array
count()
E_STRICT
predefined
general

42. This will not show error reporting - it will be turned off.
strip_tags()
POST
error_reporting (0)
empty()

43. Function that contains the highest value that rand() can have randomly
XML
chop()
getrandmax()
error_reporting (E_ALL | E_STRICT)

44. Hypertext Preprocessor - a server-side programing language used to create webpages
Constant
is_numeric()
boolean
PHP

45. equivalence
associative array
variable
==
predefined variable

46. the most basic function in PHP used to output information to the page
control structure
date()
echo
numbers

47. To get time data
date()
rsort()
Array
preg_match()

48. _______ is a comparison operator
define()
error_reporting (E_ALL & -E_NOTICE)
parentheses
!= inequality

49. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
negative numbers
Magic Constant
abs()
PHP

50. print $_SERVER will _____ work if you use the print function on arrays.
not
array()
addcslashes()
predefined variable