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 there are no variables in the string
precedence
single quotes
str_word_count()
Constant

2. Function can you use to format a number with commas
variable
not
number_format()
reassign

3. PHP has two conditional: if and ______.
strtok()
trim()
switch
precedence

4. Operators used to operate and assign
+= or -= or *= or /=
include() and require()
open source
Object

5. bitwise XOR
rsort()
^
indexed array
float

6. searches the subject for matches to a given pattern replaced with the given replacement text
string
Parse error
AJAX
preg_replace()

7. Used to display errors in a particular script - should be placed at top of script.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

8. Use ________ to have multiple quotations in one string
single quotes
the escape character ''
control structure
Parse error

9. A conditional or loop is a ________________.
Warning
error_reporting (E_ALL)
control structure
underscores

10. a type with two possible values: true and false
$_POST[]
boolean
drop
array_merge()

11. Returns a character from a specified ASCII value
urlencode()
chr()
reassign
>>

12. What You See Is What You Get
WYSIWYG
asort()
mysql
curly braces; ${$total}

13. Use _______ for passwords or pages that would not be bookmarked or pages that require security.
POST
boolean
foreach loop
preg_match()

14. Leading 0x: 0x13F or 0xA23
strlen()
+
Hex
getrandmax()

15. Tag to end a php script
?>
negative numbers
reassign
Parse error

16. signed integer
int
array
Notice
Hex

17. EXtensible Markup Language
rand()
general
XML
sql

18. bitwise right shift
&
>>
Parse error
predefined

19. Hyper Text Transfer Protocol
HTTP
error_reporting (E_ALL | E_STRICT)
Notice
error_reporting (0)

20. Used to check if a variable has any value (including 0 or FALSE or an empty string).
isset()
rsort()
associative array
error_reporting (E_ALL | E_STRICT)

21. $_POST Data sent using POST found is sent to _______
negative numbers
SGML
predefined variable
echo

22. The three types of loops in PHP are: for - while - ____.
foreach
if/elseif/else and switch statements
$_POST[]
chr()

23. An array of variables passed in the URL
$_GET[]
arsort()
Warning
array()

24. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
Magic Constant
1
Parse error
addslashes()

25. This error arises from misusing a function.
str_ireplace()
Warning
predefined variable
^

26. used to round numeric values.
round() Function
server-side programing
defined()
0

27. Standard Generalized Markup Language
ASP
SGML
crypt()
shuffle()

28. print $_SERVER will _____ work if you use the print function on arrays.
not
rsort()
switch
$var++ and $var

29. This will show all error reporting.
urlencode()
strip_tags()
error_reporting (E_ALL)
not

30. To sort values of an array without regard to the keys
error_reporting (E_ALL & -E_NOTICE)
>>
null
sort()

31. Variable names can begin with __________
DTD
int
underscores
PHP

32. Used to check if a variable has a valid numerical value; strings with numerical values pass.
is_numeric()
true
$dbc = mysql_connect(hostname, username, password)
^

33. The syntax for connecting to a database
statement
$dbc = mysql_connect(hostname, username, password)
strlen()
isset()

34. leading zero: 0100 or 0567
octal
not
HTTP
HTML

35. identity
HTTP
DTD
XOR
===

36. To find how many substrings are in a string
substr_count()
urlencode()
mysql_fetch_array()
negative numbers

37. Returns a string with backslashes in front of the specified characters
GET
arsort()
true
addcslashes()

38. The four main error types are:Notice - Warning - ________ and Error.
isset()
E_STRICT
Parse error
curly braces; ${$total}

39. Used to encrypt values - it is a one-way encryption method
define()
$_SESSION[]
crypt()
precedence

40. To iterate over the values of an array
Error
$var++ and $var
control structure
for ($i = 0; $i < count($array); $i++) {statement(s);}

41. says 'if' this then do this 'else' do this or 'while' this do this
preg_split()
parentheses
statement
Error

42. a line of information that can be stored in a variable or used in a function or statement
string
sql
nl2br()
client-side programing

43. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
Warning
control structure
mysql_fetch_object()
htmlentities()

44. Variable names cannot begin with _______
index
numbers
preg_split()
mysql_close($dbc)

45. To sort the values while maintaining the correlation between each value and its key
function
error_reporting (0)
htmlentities()
asort()

46. To refer to an item in an array
Object
$varname[key]
SEO
DTD

47. The concatenation assignment operator?
negative numbers
.=
superglobal
1

48. To close a connection between a database
mysql_close($dbc)
ceil()
$_SESSION[]
+

49. To check if a constant is already declared
+
defined()
isset()
asort()

50. standard notation
Parse error
ksort()
numbers
decimal