When we are working with tapes a large amount of CPU time wasted in mounting tapes or when the user was operating the input/output device then also a large amount of CPU time wasted CPU was sitting without any work to perform. When we are working in an environment there is a restriction of making use of computer resources effectively and improvement in the programmer's output. Submitted by Monika Jha, on November 22, 2019 In this tutorial, we are going to study about the Batch Processing Operating System, its advantages and disadvantages.