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. The prefix for a dynamic variable - also known as a variable variable
ceil()
predefined
$$
superglobal

2. the most basic function in PHP used to output information to the page
mysql_fetch_object()
echo
>>
rsort()

3. Tag to begin a php script
===
$array[] = item
<?php
parentheses

4. Variable names can begin with __________
underscores
PHP
switch
numbers

5. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
Array
associative array
E_STRICT
$_REQUEST

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

7. The concatenation operator?
boolean
getrandmax()
the period; .
mysql_fetch_object()

8. Standard Generalized Markup Language
numbers
0
define()
SGML

9. any programing language where the user must support the language the script is written in
client-side programing
0
drop
>>

10. Use ______ when there are no variables in the string
bin2hex()
fopen()
single quotes
strip_tags()

11. Used to check if a variable has any value (including 0 or FALSE or an empty string).
isset()
sort()
Constant
index

12. a storage location in the computer's memory that has a type & a name and a contents
DTD
null
Parse error
variable

13. To iterate over the keys and values of an array
crypt()
substr_count()
$_SESSION[]
foreach loop

14. either hasn't yet been set or is assigned NULL value
foreach
not
$$
null

15. Operators used to operate and assign
wordwrap()
chop()
+
+= or -= or *= or /=

16. To assign keys to the values in an array
drop
array()
crypt()
1

17. To sort the values while maintaining the correlation between each value and its key - in reversed order
parentheses
XML
arsort()
mysql

18. The four main error types are:Notice - Warning - ________ and Error.
Parse error
1
the period; .
&

19. Use ________ to have multiple quotations in one string
if/elseif/else and switch statements
the escape character ''
Array
negative numbers

20. Search Engine Optimization
$varname[key]
SEO
HTML
$var++ and $var

21. bitwise left shift
index
array()
===
<<

22. To merge arrays
XOR
server-side programing
chr()
array_merge()

23. To declare a constant
define()
array()
asort()
defined()

24. To sort values of an array without regard to the keys
sort()
WYSIWYG
$var++ and $var
switch

25. ____ or key is referred to for a value within an array.
AJAX
Warning
index
$dbc = mysql_connect(hostname, username, password)

26. To include files - _______ will give errors and _________ will terminate execution().
the escape character ''
substr_count()
HTTP
include() and require()

27. Control structure that continue exit - they perform specific statements for a determined number of iterations.
curly braces; ${$total}
preg_replace()
loops
E_STRICT

28. To put a dollar sign before a variable like $10 where 10 is the variable's value - you can escape the first dollar sign; $$cost; or you can use __________.
preg_replace()
XML
!= inequality
curly braces; ${$total}

29. To find how many substrings are in a string
substr_count()
Error
int
1

30. Creates a pointer to a file with the declared mode (read - write -etc.).
!= inequality
fopen()
&
single quotes

31. a type with two possible values: true and false
Constant
chr()
decimal
boolean

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

33. The syntax for connecting to a database
server-side programing
HTTP
$dbc = mysql_connect(hostname, username, password)
Magic Constant

34. Alias of rtrim()
error_reporting (0)
+
chop()
$var++ and $var

35. Function can you use to format a number with commas
ini_set ('display_errors', 1)
number_format()
general
mysql

36. Leading 0x: 0x13F or 0xA23
arsort()
$_GET[]
nl2br()
Hex

37. _____ is a logical operator
ini_set ('display_errors', 1)
function
XOR
<<

38. To check if a constant is already declared
preg_replace()
===
strlen()
defined()

39. Uses two arguments: constant name and constant definition
htmlspecialchars()
define()
error_reporting (E_ALL & -E_NOTICE)
==

40. container of ordered data elements
if/elseif/else and switch statements
Array
decimal
preg_replace()

41. bitwise right shift
WYSIWYG
control structure
>>
Hex

42. To remove all HTML and PHP tags.
round() Function
error_reporting (E_ALL)
the dollar sign $
strip_tags()

43. collection of binary data
html_entity_decode()
ceil()
list()
string

44. To close a connection between a database
addslashes()
open source
count()
mysql_close($dbc)

45. To set up error reporting
function error_reporting()
echo
negative numbers
!= inequality

46. Used to remove any white space - spaces or newlines or tabs - from the beginning and end of a string - not the middle.
decimal
error_reporting (E_ALL)
trim()
mysql_fetch_object()

47. An array whose keys are strings; also known as a hash.
true
index
associative array
mysql_close($dbc)

48. Used to convert all HTML tags into their entity versions.
$array[] = item
empty()
single quotes
htmlentities()

49. does a certain action when called upon
function
mysql_fetch_array()
is_numeric()
POST

50. leading zero: 0100 or 0567
octal
precedence
Warning
&