In the backward chaining technique, used by the inference engine component of an expert system, the expert system starts with the goal, which is the part, and backtracks to find the right solution.

Acloud service provider uses the internet to deliver a computing environment for developing, running, and managing software applications. which cloud service model does the provider offer? a. iaas b. caas c. maas d. paas e. saas

Which one of the following functions is not available on the autosum tool? sum average if max

Which of the following is an example of synchronous communication? a) e-mail b) voicemail c) telephone conversation d) text message.