| Introduction | MTB Statements | File System | Compiler | Applications | Reference Guide | Index |
| Language Structure | Data Division | I/O Format Division | Procedure Division | Mnemonics |
| Overview | Variable Names | Variable Types | Variable Length | Variable Classification | Data Division Statements | System Variables |
| System variable: | SYSPART$ |
| Length: | 3 |
| Description: | The system variable named SYSPART$ is a three-byte string containing the name of the most recently activated background partition. This value is in the form "Pnn", where "nn" is a value from "00" to "99". |