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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. Function used to convert new lines in a variable from a form to <br /> tags so that the data can be formatted correctly.
octal
nl2br()
indexed array
error_reporting (E_ALL)

2. _____ is a logical operator
error_reporting (E_ALL)
$$
XOR
precedence

3. Control structures that break exit
curly braces; ${$total}
if/elseif/else and switch statements
curly braces
bin2hex()

4. Tag to begin a php script
0
<?php
htmlentities()
ASP

5. Used to create a substring (referred to as a token) from a larger string
HTTP
preg_split()
mysql
strtok()

6. To find how many substrings are in a string
if/elseif/else and switch statements
asort()
substr_count()
single quotes

7. To declare a constant
define()
curly braces
not
variable

8. $_SERVER is a ________ variable.
function
strtok()
predefined
arsort()

9. bitwise XOR
^
$var++ and $var
Parse error
underscores

10. This fatal fatal is caused by a semantic mistake: omission of a semicolon or imbalance of quotations or parentheses or braces.
Parse error
fopen()
nl2br()
preg_replace()

11. bitwise right shift
XOR
preg_match()
chop()
>>

12. a storage location in the computer's memory that has a type & a name and a contents
variable
urlencode()
$_GET[]
mysql_fetch_array()

13. A data structure that can hold a number of items of data of the same type eg. a list of names
rand()
array
Hex
boolean

14. The four main error types are:Notice - Warning - ________ and Error.
control structure
<<
Parse error
mysql_close($dbc)

15. To close a connection between a database
array_merge()
mysql_close($dbc)
variable
$$

16. Returns an array that corresponds to the fetched row of MySQL data and moves the internal data pointer ahead
precedence
mysql_fetch_array()
Object
$_GET[]

17. Active Server Pages
ASP
asort()
$dbc = mysql_connect(hostname, username, password)
variable

18. Used to check if a given variable has an "empty" value - no value or 0 or FALSE.
array()
addcslashes()
Error
empty()

19. standard notation
date()
Constant
Parse error
decimal

20. signed floating-point value
1
index
float
echo

21. To iterate over the keys and values of an array
foreach loop
$_POST[]
float
function

22. container of ordered data elements
Array
urlencode()
precedence
Object

23. Document Type Definitions
DTD
abs()
drop
getrandmax()

24. any programing language where the script is parsed on the server
nl2br()
server-side programing
is_numeric()
$array[] = item

25. To put a dollar sign before a variable like $10 where 10 is the variable's value - you can escape the first dollar sign; $$cost; or you can use __________.
statement
curly braces; ${$total}
abs()
urlencode()

26. To include files - _______ will give errors and _________ will terminate execution().
isset()
include() and require()
index
foreach loop

27. function Function used to create a random number
array
Constant
rand()
reassign

28. To merge arrays
error_reporting (E_ALL & -E_NOTICE)
list()
array_merge()
ksort()

29. An array of variables passed in the URL
int
preg_split()
$_GET[]
PHP

30. To iterate over the values of an array
for ($i = 0; $i < count($array); $i++) {statement(s);}
error_reporting (E_ALL & -E_NOTICE)
include() and require()
mysql

31. Used to convert certain HTML tags into their entity versions.
strlen()
arsort()
htmlspecialchars()
chop()

32. To counter htmlentities()
asort()
trim()
html_entity_decode()
$_SESSION[]

33. Similar to mysql_fetch_array() - but cannot be accessed by integer offset
parentheses
mysql_fetch_object()
Object
predefined variable

34. Variable names cannot begin with _______
define()
statement
numbers
crypt()

35. a language in which to make querys to a database with
octal
sql
function error_reporting()
str_word_count()

36. _______ is a comparison operator
array
!= inequality
XML
bin2hex()

37. To append elements to an array - this will assign item to the next available index; associative arrays get messy.
control structure
$array[] = item
null
is_numeric()

38. signed integer
int
Warning
PHP
decimal

39. The syntax for connecting to a database
asort()
$dbc = mysql_connect(hostname, username, password)
==
strip_tags()

40. Predefined constants such as __LINE__ or __FILE__ or __FUNCTION__ or __CLASS__ and __METHOD__
Magic Constant
negative numbers
foreach loop
isset()

41. To refer to an item in an array
addcslashes()
variable
$varname[key]
error_reporting (0)

42. The prefix for a dynamic variable - also known as a variable variable
===
int
$_REQUEST
$$

43. Used to check if a variable has any value (including 0 or FALSE or an empty string).
wordwrap()
floor()
isset()
number_format()

44. Asynchronous Javascript And XML
general
number_format()
AJAX
curly braces; ${$total}

45. Uses two arguments: constant name and constant definition
$varname[key]
define()
===
preg_replace()

46. Standard Generalized Markup Language
$_POST[]
SGML
AJAX
foreach loop

47. To determine the amount of elements in an array
$dbc = mysql_connect(hostname, username, password)
octal
array
count()

48. To remove all HTML and PHP tags.
.=
strip_tags()
asort()
!= inequality

49. When used the value can be passed safely through the URL (GET).
define()
null
urlencode()
Shebang

50. All variables must begin with _________.
predefined variable
the dollar sign $
define()
preg_replace()

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Php Programming Basics

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