engnering network

Q1. Which of the following can be the beginning address of a block that contains 1024 addresses? Why? 205.16.37.32, 190.16.42.0, 17.17.32.0, 123.45.24.52 Q2. Assume a company has three offices: Central, East, and West. The company is granted a block of 64 addresses with the beginning address 70.12.100.128/26. The management has decided to allocate 30 addresses for the Central office and divides the rest of addresses between the two other offices equally. Design the subnets. (Find: Mask, Network and Broadcast address, First and last address, number of usable addresses in each network)