| Verified Questions | Unverified Questions | User Rank | Join Date |
|---|---|---|---|
| 1 | 0 | Standard User | Wednesday, January 1st, 2020 |
| ID | Category | Type | Difficulty | Question |
|---|---|---|---|---|
| 9146 | Science: Computers | Multiple Choice | Medium | What does the DOS in Microsoft's first operating system "MS-DOS" stand for? |