| 5396 | Science: Computers | Multiple Choice | Hard | Which of these is not a layer in the OSI model for data communications? |
| 5395 | Science: Computers | Multiple Choice | Hard | The acronym "RIP" stands for which of these? |
| 5394 | Science: Computers | True / False | Medium | A Boolean value of "0" represents which of these words? |
| 5361 | Science: Mathematics | Multiple Choice | Hard | Which of these numbers is closest to the total number of possible states for an army standard Enigma Machine? |