Reserved words for CICS

List the Reserved words for CICS and SORT function.

Reserved words for CICS:
- CLOSE
- DELETE
- FD
- I-O-CONTROL
- MERGE
- OPEN
- READ
- RERUN
- REWRITE
- START
- WRITE

Required for the SORT function:
- FILE
- FILE-CONTROL
- INPUT-OUTPUT
- SD
SORT

Name three ways the Modified Data Tag can be set on.

The Modified Data Tag can be set on:
1. When the user enters data into the field.

2. When the application program moves DFHBMFSE to the attribute character.

3. By defining it in the BMS macro definition.