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Php Programming Basics

Subject : it-skills

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. Control structure that continue exit - they perform specific statements for a determined number of iterations.
html_entity_decode()
.=
date()
loops

2. $_SERVER is a ________ variable.
error_reporting (0)
predefined
!= inequality
rand()

3. Tag to begin a php script
error_reporting (E_ALL)
<?php
trim()
strip_tags()

4. Converts a string of ASCII characters to hexadecimal values
bin2hex()
WYSIWYG
negative numbers
htmlspecialchars()

5. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
nl2br()
string
substr_count()
float

6. Returns a string with backslashes in front of the specified characters
$dbc = mysql_connect(hostname, username, password)
addcslashes()
<<
<?php

7. Function used to find the absolute value of a number or numeric variable
mysql_fetch_object()
html_entity_decode()
indexed array
abs()

8. Active Server Pages
ASP
<<
ceil()
control structure

9. Used to find the length of a string
HTML
strlen()
control structure
preg_match()

10. To sort by the keys while maintaining the correlation between the key and its value
array()
rsort()
ksort()
numbers

11. signed floating-point value
error_reporting (E_ALL & -E_NOTICE)
float
if/elseif/else and switch statements
!= inequality

12. Besides GET and POST ________ can be used to access data but $_POST and $_GET are more precise and therefore preferable.
$_REQUEST
1
string
array()

13. When used the value can be passed safely through the URL (GET).
string
urlencode()
Shebang
echo

14. To sort the values while maintaining the correlation between each value and its key
parentheses
not
ini_set ('display_errors', 1)
asort()

15. Function used to round down to the lowest integer
variable
floor()
predefined
<?php

16. equivalence
client-side programing
==
?>
octal

17. does a certain action when called upon
sort()
function
$$
Constant

18. Returns a character from a specified ASCII value
$_SESSION[]
parentheses
chr()
rsort()

19. The ouput of var_export((bool)"NULL");
true
function error_reporting()
function
wordwrap()

20. To get over quotation marks while using arrays
str_ireplace()
curly braces
drop
Notice

21. container of ordered data elements
include() and require()
preg_split()
Array
addcslashes()

22. An array of variables passed in the URL
empty()
$_GET[]
nl2br()
$dbc = mysql_connect(hostname, username, password)

23. Hyper Text Markup Language
HTML
asort()
XML
GET

24. The array that stores variables specific to a user's visit
true
mysql_fetch_object()
$_SESSION[]
addcslashes()

25. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
single quotes
$_GET[]
curly braces; ${$total}
Parse error

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

27. Online applications and resources which are available to the general public with very few restrictions
open source
superglobal
float
SEO

28. This error refers to a variable with no value.
Notice
?>
strlen()
unset()

29. To sort values of an array without regard to the keys
negative numbers
strtok()
sort()
error_reporting (E_ALL)

30. An array whose keys are numbers.
error_reporting (E_ALL)
>>
parentheses
indexed array

31. Used to convert all HTML tags into their entity versions.
substr_count()
predefined
$varname[key]
htmlentities()

32. To iterate over the keys and values of an array
fopen()
foreach loop
$varname[key]
string

33. The output of var_export((float)array(0));
1
$_POST[]
chr()
control structure

34. Search Engine Optimization
.=
indexed array
SEO
<?php

35. To assign array element values to individual variables
list()
mysql_close($dbc)
error_reporting (0)
$_REQUEST

36. To get time data
error_reporting (E_ALL | E_STRICT)
date()
unset()
superglobal

37. To find how many substrings are in a string
general
substr_count()
strlen()
crypt()

38. To set up error reporting
urlencode()
HTTP
function error_reporting()
E_STRICT

39. The three types of loops in PHP are: for - while - ____.
foreach
sort()
strlen()
abs()

40. To sort values of an array in reversed order
predefined
curly braces
mysql
rsort()

41. Leading 0x: 0x13F or 0xA23
statement
parentheses
===
Hex

42. $_POST Data sent using POST found is sent to _______
null
predefined variable
&
getrandmax()

43. bitwise AND
control structure
&
!= inequality
ASP

44. Returns a string with backslashes in front of predefined characters
drop
addslashes()
$_SESSION[]
server-side programing

45. This will show all error reporting except for notice errors.
$_REQUEST
the period; .
error_reporting (E_ALL & -E_NOTICE)
single quotes

46. any programing language where the script is parsed on the server
&
control structure
server-side programing
SGML

47. All variables must begin with _________.
the dollar sign $
GET
round() Function
$dbc = mysql_connect(hostname, username, password)

48. Used to replace a substring with another string - it is not case-sensitive.
sql
str_ireplace()
fopen()
isset()

49. The four main error types are:Notice - Warning - ________ and Error.
Parse error
!= inequality
strip_tags()
array()

50. Use ______ for search engines or catalogued pages or pages that would be bookmarked.
loops
GET
HTML
$_POST[]

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Php Programming Basics

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