| Name: | Question Mark[1] | 
| Unicode Version: | 1.1 (June 1993)[2] | 
| Block: | Basic Latin, U+0000 - U+007F[3] | 
| Plane: | Basic Multilingual Plane, U+0000 - U+FFFF[3] | 
| Script: | Code for undetermined script (Zyyy) [4] | 
| Category: | Other Punctuation (Po) [1] | 
| Bidirectional Class: | Other Neutral (ON) [1] | 
| Combining Class: | Not Reordered (0) [1] | 
| Character is Mirrored: | No [1] | 
| Escape Sequence: | \? | 
| GCGID: | SP150000[5] | 
| PostScript Name: | question[6] | 
| HTML Entity: | 
 | 
| UTF-8 Encoding: | 0x3F | 
| UTF-16 Encoding: | 0x003F | 
| UTF-32 Encoding: | 0x0000003F |