| Subject | Czech | English |
| comp., MS | program Diagnostika | Windows Diagnostics (A feature of Windows that checks for problems associated with network connections) |
| comp., MS | program Diagnostika disků | Windows Disk Diagnostic (Feature of Windows that proactively detects impending disk failures and can alert the support center to replace the failing hard disk before total failure occurs. For administrators, this feature will guide them through the process of backing up their data so the hard disk can be replaced without data loss) |
| comp., MS | program Diagnostika paměti | Windows Memory Diagnostics Tool (A feature of Windows Vista that can automatically detect and resolve problems caused by defective physical memory. If the diagnostics module identifies a memory problem, Windows Vista can avoid using the affected portion of physical memory, enabling the operating system to start successfully and avoid application crashes) |