Alarge department store has been attaching tags with barcodes to merchandise, and employees use barcode readers to scan merchandise at the cash register. however, the wireless barcode readers need new batteries often. also, using this system for inventory tracking is very time-consuming. in 1–2 sentences, describe the emerging technology the department store should consider using for tracking inventory.

Write an essay on online collaboration, how to do it, the challenges, resolving the challenges, and consider whether the risks are greater than rewards. ( need )

Http is the protocol that governs communications between web servers and web clients (i.e. browsers). part of the protocol includes a status code returned by the server to tell the browser the status of its most recent page request. some of the codes and their meanings are listed below: 200, ok (fulfilled)403, forbidden404, not found500, server errorgiven an int variable status, write a switch statement that prints out the appropriate label from the above list based on status.

The output voltage of a power supply is assumed to be normally distributed. sixteen observations are taken at random on voltage are as follows: 10.35, 9.30, 10.00, 9.96, 11.65, 12.00, 11.25, 9.58, 11.54, 9.95, 10.28, 8.37, 10.44, 9.25, 9.38, and 10.85