- noun a processor placed between an input source and the central computer whose function is to preprocess received data to relieve the workload of the main computer.
- A programmable peripheral which serves to control one or more communications lines linked to a computer. front end processors handle tasks such as sending, receiving, coding, decoding, and error checking, which frees resources of the computer it is connected to.
- A computer which controls one or more computers which perform specialized functions such as database access or high-speed graphics processing. The controlled computers are called back end processors.
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