0.5 0 -0.5 2 -1 -2 0.5 Y The numbers in the circles indicate the output of a neuron, and the numbers at the connection links indicate the value of the corresponding weight. The activation functions are given as follows: Neuron Number Neuron 1 Activation Function Linear Function Neuron 2 Sign Function Neuron 3 Step Function Neuron 4 Neuron 5 a) Compute the outputs y, y2 y3 y4, and y5. Sigmoid Function Tansig Function b) Update the weights: W15, W25, and W35 if the desired output for yas 0.5 and the learning rate is 0.3. Network infrastructure design and configuration question This question is related to network infrastructure design and configuration. You are given the following network topology. Answer the questions below in relation to this network. [25 marks] Note: You are required to write your answer in the answer box provided. If you run out of space, you can open a word document and answer the rest of the question, then attach the file PC-C S2 PC-D GO/1 PC-F 50/0/1 PC-A PC-B 50/0/0 R2 PC-E 50/0/0 G0/1 S1 R1 50/0/1 50/0/1 50/0/0 R3 GO/1 S3 a) Describe the network topology design shown, explaining the devices seen in each subnet and the role of the different networking devices used. [4 marks] b) Given the number of devices present in this network, which address class and default subnet mask would you choose to design its addressing scheme, and why? [3 marks]