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. Uses two arguments: constant name and constant definition
Warning
index
$varname[key]
define()

2. bitwise XOR
addcslashes()
drop
htmlspecialchars()
^

3. Converts a string of ASCII characters to hexadecimal values
decimal
str_word_count()
bin2hex()
open source

4. Returns a string with backslashes in front of the specified characters
$array[] = item
control structure
addcslashes()
negative numbers

5. To remove all HTML and PHP tags.
open source
Parse error
strip_tags()
echo

6. The syntax for connecting to a database
addslashes()
Constant
boolean
$dbc = mysql_connect(hostname, username, password)

7. print $_SERVER will _____ work if you use the print function on arrays.
mysql
boolean
===
not

8. Function that contains the highest value that rand() can have randomly
Parse error
getrandmax()
!= inequality
variable

9. This will show all errors that fall under E_ALL or E_STRICT - the pipe | is used for 'or' so that errors that fall under either will be shown.
sort()
predefined
error_reporting (E_ALL | E_STRICT)
client-side programing

10. searches the subject for matches to a given pattern replaced with the given replacement text
HTML
preg_replace()
empty()
chop()

11. Leading 0x: 0x13F or 0xA23
PHP
error_reporting (E_ALL)
abs()
Hex

12. either hasn't yet been set or is assigned NULL value
addslashes()
sort()
echo
null

13. This will show all error reporting.
<?php
abs()
error_reporting (E_ALL)
index

14. To reorganise the array randomly
shuffle()
double quotes
reassign
boolean

15. Used to check if a variable has a valid numerical value; strings with numerical values pass.
parentheses
is_numeric()
bin2hex()
ceil()

16. An array whose keys are strings; also known as a hash.
boolean
associative array
?>
foreach

17. container of both data and code
str_word_count()
Object
mysql_fetch_array()
Notice

18. a language in which to make querys to a database with
ini_set ('display_errors', 1)
preg_replace()
HTTP
sql

19. signed integer
int
count()
POST
E_STRICT

20. To merge arrays
array_merge()
===
$dbc = mysql_connect(hostname, username, password)
trim()

21. a line of information that can be stored in a variable or used in a function or statement
integer
preg_replace()
string
>>

22. Online applications and resources which are available to the general public with very few restrictions
open source
octal
negative numbers
parentheses

23. Used to find the length of a string
htmlspecialchars()
Hex
preg_split()
strlen()

24. To reset an array _______ the array() function to the array
octal
server-side programing
predefined
reassign

25. Returns a character from a specified ASCII value
not
function error_reporting()
chr()
date()

26. To get time data
floor()
indexed array
date()
mysql

27. When used the value can be passed safely through the URL (GET).
$_REQUEST
urlencode()
strip_tags()
Error

28. To sort values of an array without regard to the keys
Constant
str_word_count()
sort()
Warning

29. An array of variables passed in the URL
fopen()
$_GET[]
getrandmax()
nl2br()

30. any programing language where the user must support the language the script is written in
indexed array
client-side programing
+= or -= or *= or /=
>>

31. allows you to split strings based on more complex rules
Magic Constant
index
preg_split()
count()

32. To word wrap after a certain amount of characters.
include() and require()
wordwrap()
numbers
statement

33. a positive or negative number
wordwrap()
integer
E_STRICT
array

34. Standard Generalized Markup Language
function
indexed array
XOR
SGML

35. The array that stores variables specific to a user's visit
strtok()
$_SESSION[]
precedence
ksort()

36. Search Engine Optimization
SEO
null
array()
mysql_fetch_object()

37. says 'if' this then do this 'else' do this or 'while' this do this
preg_replace()
sql
PHP
statement

38. An array of variables passed with <input /> data
floor()
$var++ and $var
Shebang
$_POST[]

39. The output of var_export((float)array(0));
mysql_fetch_object()
1
open source
POST

40. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
Magic Constant
isset()
array_merge()
open source

41. Used to encrypt values - it is a one-way encryption method
HTML
crypt()
>>
int

42. A conditional or loop is a ________________.
control structure
double quotes
bin2hex()
drop

43. Used to check if a variable has any value (including 0 or FALSE or an empty string).
urlencode()
AJAX
isset()
mysql

44. To delete a variable or an element of an array
array()
if/elseif/else and switch statements
unset()
error_reporting (E_ALL)

45. The output of var_export((float)array());
substr_count()
for ($i = 0; $i < count($array); $i++) {statement(s);}
urlencode()
0

46. To create an array
HTML
array()
crypt()
mysql_fetch_array()

47. Hyper Text Markup Language
shuffle()
octal
HTML
curly braces

48. a type with two possible values: true and false
boolean
octal
shuffle()
bin2hex()

49. returns the number of matches found by a given search string under this format...
htmlentities()
DTD
preg_match()
the escape character ''

50. ___________ can be used with substr() to count backward
negative numbers
function
$_POST[]
Array