1. An apparatus, comprising: a memory configured to receive from a host a plurality of memory access requests, a status request, and an execution command, and further configured to queue the plurality of memory access requests in a request queue and to execute one or more of the plurality of memory access requests responsive to the execution command from the host; wherein the execution command comprises a plurality of indications, each of the plurality of indications corresponding to a respective one of the plurality of memory access requests queued in the request queue, and indicating whether the host is requesting the memory to execute the respective one of the plurality of memory access requests.