job file control block

JCB Job Control Block

job control block

Job File Control

time-sharing job control block

TJB Time sharing Job control Block

job control file

FCB File Control Block

file control block

file control block bit assignment

file control block indicator

file control block pointer

input file control block

missing file control block

output file control block

control， job flow

end-of-job control card

high level job control language

JC Job Control