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The open systems interconnection (osi) reference model: defines standards for many aspects of computing and communications within a network. is a generic description for how computers use multiple layers of protocol rules to communicate across a network. defines standards for wireless local area network (wlan) communication protocols. details the advantages and disadvantages of various basic network cabling options.

In cell b18, enter a formula to calculate the amount budgeted for meals. this amount is based on the daily meal allowance and the total travel days (# of nights+1).

Can someone work out the answer as it comes up in one of my computer science exams and i don't understand the cryptovariables