Given the following array definition, which letter choice contains a valid constant declaration named arraycount that automatically calculates the number of elements in the array?

newarray dword 10,20,30,40,50

a. arraycount = newarray - $

b. arraycount = ($ - newarray) / 4

c. arraycount dword $ - newarray

d. arraycount = (newarray - $) / 4

Explain briefly why you cannot expect to find a previous version of every file with which you work.

When creating a presentation in libre office impress, where does the editing of slides take place? a. the slides panel b. the center panel c. the tasks panel, under the masters pages tab d. the tasks panel, under the layouts tab

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.