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Computer Networks Fundamentals
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The number of cross points needed for 10 lines in a cross point, which is full duplex in nature and there are no self connections, is
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A
45
💡 Explanation:
For a full-duplex cross-point switch with n lines and no self-connections, the number of cross-points is n(n-1)/2. For n=10, this is 10*9/2 = 45.