De-modulation is the process of Sending a file from one computer to another computer OA. OB. Converting analog signals to digital signals Converting digital signals to analog signals OC. Echoing every character that is received OD D. QUESTION 6 Which of the following image file format is used for line arts? O A. PNC OB.PNG PGA OC PAG OD QUESTION 7 QUESTION 1 Which of the following EIS will improve the productivity of an employees who needs to process data and information? O A ESS OAS . OC. KMS MIS OD