What is the primary purpose of Job Control Language (JCL) statements?

Show Answers

Assign the CPU to a specific jobInform the operating system about the start and finish of a batch jobTransfer data from a low-speed card reader to a high-speed magnetic diskAll the above actions

Explanation

Option A refers to CPU allocation, which is not directly controlled by JCL. Option B correctly states that JCL tells the operating system where a batch job begins and ends. Option C describes data transfer operations, which are not the main function of JCL. Therefore, the correct answer is B.