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Ruby Programming Vocab

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. data passed to methods in parenthesis after a method's name.
d
<=
parameters
@

2. defines array of multiple elements seperated by a space
%w{}
^
yield
.map

3. a collection of objects with a defined order
A
<<
array
=>

4. greater than or equal to (comparison operator)
@@
call
>=
start_with?

5. a module that works everywhere within ruby without being refereed to. Contains many common ruby methods.
S
class
struct
kernel

6. sets a single character text delimiter for multi-line strings
?x
%q
^
$:.

7. a string method that removes last character
.chop
$
|x|
object

8. method that tells if an argument is within the limits of two numbers
call
.between?
S
#{}

9. (regular expression)any non-whitespace character
A
constant
%q
S

10. a section of code with no discrete name which is not a method by itself that can be called upon and can receive an argument.
string
d
code blocks
.select

11. (regular expression)any letter or digit or underscore
^
struct
constant
w

12. method that sorts items alphabetically
.map
.sort
$:.
end_with?

13. a string method that scans object for arguments - uses regular expressions.
^
#{}
.scan()
.capitalize

14. methods that step through lists element by element (like each or upto or times etc)
class
iterator
@
.pop

15. a string method that scans object for arguments - uses regular expressions.
#{}
.scan()
!=
.sort

16. (regular expression)any nonletter or nondigit or nonunderscore.
.split
W
float
.pop

17. (regular expression)anchor for the end of a string
Z
<<
.scan()
.downcase

18. operator for "Boolean not"
flow control
!
not and or
.include?()

19. a regular method that is the anchor for the beggining of a line
^
.split
=>
$

20. interpolation operator
class
#{}
call
.next

21. Boolean not and or (lower preference)
.methods
.map
W
not and or

22. a regular method that is the anchor for the beggining of a line
?x
^
.each
.chop

23. a string method that makes string all caps.
!
.upcase
.select
start_with?

24. a string method that substituition. Requires 2 arguments.
A
.scan()
interpolation
.sub

25. comparison operator for "not equal to"
.upcase
!=
.pop
<<

26. interpolation operator
W
#{}
if?then:else
<<

27. the ternary operator if?then:else
$
%q
if?then:else
constant

28. a number with a decimal point such as 1.0 or 3.1
.downcase
float
$
==

29. tells ruby a value to pass while iterating a block of code
.map
yield
#{}
constant

30. the remainder operator
.map
!=
.next
%

31. comaprison operator that will read 0 if = or 1 if higher or -1 if lower.
%q
<=>
!
d

32. a single instance of a class.
.chop
object
$
A

33. a regular method that is the anchor for the end of a line
operators
hash
.capitalize
$

34. a module of classes and or functions
>=
.chop
struct
library

35. a fixed value that begins with a capital letter such as Pi.
<=>
constant
.even?
=>

36. a string method that capitalizes first character
.even?
start_with?
.capitalize
<<

37. (regular expression)any letter or digit or underscore
.split
iterator
break if
w

38. passes value into block of code and assigns it the label of "x"
struct
.chop
.index
|x|

39. array method that transforms the contents of an array according to a specified set of rules
$:.
S
A
.map

40. a variable that lists the directories where Ruby will look for libraries
%w{}
$:.
.each
?x

41. (regular expression)any nondigit
D
struct
.scan()
.index

42. array method that selects particular items from an array
%w{}
.select
$
hash

43. an array method that
.each
.map
.capitalize
.next

44. operator for "Boolean not"
!
==
.sub
.chop

45. symbol for a global variable which can be called from anywhere in an application.
$
interpolation
S
$:.

46. a whole number
?x
object
integer
d

47. a special array made from arguments that were added to the command line at start up.
w
ARGV
range
S

48. less than or equal to (comparison operator)
.upcase
.include?()
$
<=

49. string method that "cleans" extra spaces from strings
start_with?
@@
hash
strip

50. data passed to methods in parenthesis after a method's name.
.split
#{}
S
arguments