Just throwing 1s and 0s onto a communication link is enough to establish coherent communication between two nodes in a network.

Wi-Fi implements CSMA/CA with the RTS/CTS protocol

a. true b. false

Which of the following job descriptions best matches that of a systems analyst?

A. Analyzes a computer system's vulnerability to threats from viruses, worms, unauthorized access, and physical damage B. Investigates the requirements of a business or an organization, its employees, and its customers in order to plan and implement new or improved computer services C. Plans, installs, and maintains one or more local area networks and may also manage cloud resources D. Troubleshoots hardware and software problems. Good interpersonal skills and patience are required for this job