Computer Science - Language Processors - Discussion

Discussion Forum : Language Processors - Section 1 (Q.No. 8)
8.
Job Control Language (JCL) statements are Used to
Read the input from the slow-speed card reader to the high-speed magnetic disk
Specify, to the operating system, the beginning and end of a job in a batch
Allocate the CPU to a job
All of the above
Answer: Option
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