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. All variables must begin with _________.
the dollar sign $
date()
single quotes
count()

2. This error refers to a variable with no value.
addslashes()
boolean
AJAX
Notice

3. equivalence
==
ini_set ('display_errors', 1)
error_reporting (E_ALL | E_STRICT)
Magic Constant

4. Alias of rtrim()
chop()
htmlentities()
echo
array()

5. ___________ can be used with substr() to count backward
SEO
unset()
underscores
negative numbers

6. identity
===
Shebang
shuffle()
0

7. used to round numeric values.
for ($i = 0; $i < count($array); $i++) {statement(s);}
sort()
round() Function
include() and require()

8. This will show all error reporting.
error_reporting (E_ALL)
DTD
isset()
^

9. The output of var_export((float)array());
negative numbers
0
AJAX
Parse error

10. Online applications and resources which are available to the general public with very few restrictions
^
open source
predefined variable
chr()

11. Leading 0x: 0x13F or 0xA23
!= inequality
rsort()
mysql_close($dbc)
Hex

12. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
$_REQUEST
str_word_count()
variable
SGML

13. To sort the values while maintaining the correlation between each value and its key
octal
general
$_SESSION[]
asort()

14. To refer to an item in an array
variable
$varname[key]
single quotes
Parse error

15. Function used to find the absolute value of a number or numeric variable
integer
mysql_close($dbc)
abs()
round() Function

16. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
list()
decimal
function
empty()

17. An array of variables passed in the URL
$_GET[]
!= inequality
parentheses
index

18. To set up error reporting
floor()
PHP
strtok()
function error_reporting()

19. leading zero: 0100 or 0567
$dbc = mysql_connect(hostname, username, password)
ceil()
octal
the dollar sign $

20. _________ can be used in conditional statements to set precedence
indexed array
string
client-side programing
parentheses

21. The name of the #! used to designate the location of the PHP binary
indexed array
$var++ and $var
Shebang
$_GET[]

22. To create an array
Parse error
!= inequality
foreach
array()

23. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
unset()
error_reporting (0)
loops
nl2br()

24. Converts a string of ASCII characters to hexadecimal values
rand()
predefined variable
bin2hex()
Notice

25. To get over quotation marks while using arrays
curly braces
rsort()
urlencode()
$_POST[]

26. standard notation
arsort()
client-side programing
sort()
decimal

27. Document Type Definitions
associative array
substr_count()
DTD
HTML

28. bitwise left shift
<<
$_POST[]
fopen()
integer

29. a language in which to make querys to a database with
sql
preg_replace()
.=
trim()

30. TRUE or FALSE
boolean
define()
str_ireplace()
DTD

31. To refer to an element in a multidimensional array list the indices in order of _____ to more precise;
double quotes
boolean
general
E_STRICT

32. This fatal error arises from memory allocation problem.
boolean
urlencode()
asort()
Error

33. print $_SERVER will _____ work if you use the print function on arrays.
negative numbers
the dollar sign $
reassign
not

34. Function used to round up to the highest integer
addslashes()
ceil()
Magic Constant
mysql_close($dbc)

35. Returns a string with backslashes in front of predefined characters
boolean
===
addslashes()
double quotes

36. Define(NAME,value)
single quotes
$varname[key]
Constant
$dbc = mysql_connect(hostname, username, password)

37. To reorganise the array randomly
index
server-side programing
$varname[key]
shuffle()

38. To remove all HTML and PHP tags.
strip_tags()
wordwrap()
include() and require()
mysql

39. The four main error types are:Notice - Warning - ________ and Error.
Parse error
Warning
function
?>

40. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
mysql
precedence
define()
mysql_fetch_object()

41. either hasn't yet been set or is assigned NULL value
null
substr_count()
float
mysql_fetch_array()

42. Tag to begin a php script
array
<?php
curly braces
$$

43. $_SERVER is a ________ variable.
SGML
0
predefined
.=

44. Used to create a substring (referred to as a token) from a larger string
strtok()
addslashes()
the dollar sign $
isset()

45. Used to find the length of a string
mysql
strlen()
<?php
unset()

46. Function that contains the highest value that rand() can have randomly
the escape character ''
getrandmax()
define()
rand()

47. Variable names can begin with __________
.=
XOR
single quotes
underscores

48. This error arises from misusing a function.
0
indexed array
Warning
statement

49. An array of variables passed with <input /> data
empty()
boolean
$_POST[]
AJAX

50. A data structure that can hold a number of items of data of the same type eg. a list of names
array
index
mysql
!= inequality