NOS stands for______________?
Correct answer: C. Network Operating system
- A. Node operating system
- B. Non-open software
- C. Network Operating system
- D. Non-operating software
Explanation
NOS stands for Network Operating System, software that manages network resources, users, and connected devices. It supports functions such as file sharing, user authentication, and network access.
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Networking covers LAN, MAN, WAN and wireless networks, network topologies, transmission media, devices such as switches, routers and modems, and the OSI and TCP/IP models. Internet concepts include IP addresses, DNS, URLs, web browsers, email, protocols such as HTTP, HTTPS, FTP and SMTP, and basic network security.
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