एक बुनियादी कंप्यूटर नेटवर्क बनाने के लिए कम से कम _________ आपस में जुड़े कंप्यूटरों की आवश्यकता होती है।

Which of the following are the purposes of a router? (A) To connect two or more networks together. (B) To forward packets between networks. (C) To route packets to their destinations. Choose the most appropriate answer from the options given below:

Which of the given options best describes the truth of the following statements? (i) In a simplex mode, communication is in a single direction. (ii) In a mesh network topology, each device has a dedicated point-to-point link to each other. (iii) Networks of a size between LAN and WAN are usually called metropolitan area networks and extend up to ten miles.