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. Use ______ when a variable contains any amount of variables; in general.
Hex
fopen()
double quotes
floor()

2. used to round numeric values.
empty()
round() Function
$var++ and $var
floor()

3. Control structures that break exit
underscores
Notice
Parse error
if/elseif/else and switch statements

4. EXtensible Markup Language
XML
===
predefined variable
rand()

5. Variable names cannot begin with _______
numbers
trim()
round() Function
double quotes

6. Used to convert all HTML tags into their entity versions.
if/elseif/else and switch statements
index
htmlentities()
foreach loop

7. To counter htmlentities()
$_GET[]
html_entity_decode()
function error_reporting()
bin2hex()

8. Hyper Text Transfer Protocol
nl2br()
HTTP
E_STRICT
$$

9. This will not show error reporting - it will be turned off.
error_reporting (0)
PHP
parentheses
superglobal

10. Used to replace a substring with another string - it is not case-sensitive.
str_ireplace()
array()
general
+

11. To iterate over the values of an array
foreach loop
for ($i = 0; $i < count($array); $i++) {statement(s);}
include() and require()
empty()

12. Hypertext Preprocessor - a server-side programing language used to create webpages
AJAX
precedence
htmlentities()
PHP

13. To sort the values while maintaining the correlation between each value and its key
getrandmax()
asort()
str_ireplace()
the dollar sign $

14. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
htmlentities()
GET
count()
addcslashes()

15. To reset an array _______ the array() function to the array
asort()
Array
preg_match()
reassign

16. Tag to begin a php script
defined()
float
predefined
<?php

17. To close a connection between a database
error_reporting (0)
curly braces; ${$total}
WYSIWYG
mysql_close($dbc)

18. Active Server Pages
ASP
POST
Warning
DTD

19. _________ can be used in conditional statements to set precedence
single quotes
XML
DTD
parentheses

20. To iterate over the keys and values of an array
foreach loop
AJAX
&
Notice

21. any programing language where the script is parsed on the server
html_entity_decode()
server-side programing
include() and require()
error_reporting (E_ALL & -E_NOTICE)

22. To create an array
arsort()
not
curly braces; ${$total}
array()

23. PHP has two conditional: if and ______.
switch
$_REQUEST
&
addslashes()

24. To sort values of an array without regard to the keys
arsort()
PHP
sort()
associative array

25. The seven main error reporting constants are: E_NOTICE - E_WARNING - E_PARSE - E_ERROR - E_ALL - _____ - E_DEPRECATED
indexed array
$dbc = mysql_connect(hostname, username, password)
E_STRICT
mysql_fetch_array()

26. To delete a variable or an element of an array
precedence
unset()
fopen()
array()

27. Function that contains the highest value that rand() can have randomly
rand()
E_STRICT
getrandmax()
int

28. _______ is a comparison operator
predefined variable
!= inequality
foreach
Hex

29. Variable names can begin with __________
underscores
index
AJAX
Error

30. Online applications and resources which are available to the general public with very few restrictions
open source
str_word_count()
for ($i = 0; $i < count($array); $i++) {statement(s);}
abs()

31. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
Shebang
Magic Constant
$$
POST

32. The output of var_export((float)array());
0
int
.=
$_REQUEST

33. Used to encrypt values - it is a one-way encryption method
Parse error
decimal
strtok()
crypt()

34. bitwise XOR
abs()
^
Constant
associative array

35. Function used to find the absolute value of a number or numeric variable
ini_set ('display_errors', 1)
.=
$varname[key]
abs()

36. a language in which to make querys to a database with
number_format()
sql
$_SESSION[]
variable

37. Hyper Text Markup Language
number_format()
client-side programing
urlencode()
HTML

38. collection of binary data
drop
open source
string
single quotes

39. either hasn't yet been set or is assigned NULL value
>>
null
$varname[key]
+= or -= or *= or /=

40. print $_SERVER will _____ work if you use the print function on arrays.
boolean
not
predefined variable
the escape character ''

41. To refer to an item in an array
for ($i = 0; $i < count($array); $i++) {statement(s);}
$varname[key]
1
predefined

42. Standard Generalized Markup Language
SGML
foreach loop
isset()
XOR

43. This error arises from misusing a function.
str_ireplace()
html_entity_decode()
the dollar sign $
Warning

44. All variables must begin with _________.
parentheses
server-side programing
the dollar sign $
preg_match()

45. the most basic function in PHP used to output information to the page
echo
count()
.=
Array

46. $_POST and $_GET are ________ variables.
predefined
substr_count()
shuffle()
fopen()

47. Used to find the amount of words in a string.
str_word_count()
Hex
preg_split()
predefined

48. standard notation
date()
decimal
urlencode()
the escape character ''

49. Used to remove any white space - spaces or newlines or tabs - from the beginning and end of a string - not the middle.
trim()
<<
$_SESSION[]
index

50. To word wrap after a certain amount of characters.
switch
wordwrap()
string
arsort()