Test your basic knowledge |

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. a set of code within a class or object






2. string method that determines if a string ends with a defined string






3. defines an instance variable which only exists within the object it was created in.






4. string method that "cleans" extra spaces from strings






5. Boolean OR operator






6. tells ruby a value to pass while iterating a block of code






7. a string method that uncapitalizes first character






8. (regular expression)any nonletter or nondigit or nonunderscore.






9. a special array made from arguments that were added to the command line at start up.






10. a number with a decimal point such as 1.0 or 3.1






11. a placeholder for a single object that may be a number or string or list or instance of a defined class






12. operator for "Boolean not"






13. operator for "Boolean not"






14. a definition of a concept in an object oriented language.






15. method to determine if an object is an even number






16. interpolation operator






17. a string method that splits a string into an array






18. data passed to methods in parenthesis after a method's name.






19. (regular expression)any letter or digit or underscore






20. (regular expression)any non-whitespace character






21. a module that works everywhere within ruby without being refereed to. Contains many common ruby methods.






22. a regular method that is the anchor for the end of a line






23. a string method that uncapitalizes first character






24. a string method that removes last character






25. a collection of characters such as "Hello world!"






26. (regular expression)any space or tab or newline or whitespace






27. a collection of objects with a defined order






28. variable that can be used only where it is defined within an application






29. passes value into block of code and assigns it the label of "x"






30. (regular expression)any nondigit






31. array method that selects particular items from an array






32. tells you all methods that an object may invoke.






33. used in an expression to manipulate objects






34. a string method that capitalizes first character






35. method to determine if an object is an even number






36. defines a class variable. Can be used anywhere within a class






37. a string method that changes last character to next alphabetical character






38. a string method that changes last character to next alphabetical character






39. a regular method that is the anchor for the beggining of a line






40. an array method that






41. a special class that holds attributes and data but no methods.






42. (regular expression)anchor for the start of a string






43. a string method that substitutes THE FIRST occurrence of a string within a string






44. a way to describe patterns in text






45. array assignment oprator






46. a string method that removes last character






47. class inheritance operator.






48. an array method that






49. string method that determines if a string starts with a defined string






50. (regular expression)anchor for the start of a string