Determine the Network IDs (NWID) and Broadcast addresses (BCA) associated with the IP address 192.168.10.24/23 (select one answer). a. NWID = 192.168.20.0, BCA = 192.168.20.155 O b. None of these answers. OC. NWID = 192.168.255.0, BCA = 192.168.255.255 O d. NWID = 192.168.10.0, BCA = 192.168.11.255 A Wireless LAN (WLAN) using OFDM modulation has a wavelength of 60mm (.06 meters), what 802.11 type(s) of Wi-Fi is this (select one answer)? The following are IEEE Wi-Fi specifications: - 802.11a Wi-Fi: Physical Layer operation in 5GHz band, using a 52-subcarrier orthogonal frequency-division multiplexing (OFDM) modulation. - 802.11b Wi-Fi: 802.11b operates in the 2.4GHz frequency range, uses DSSS modulation. - 802.11g Wi-Fi: Operates at 2.4GHz frequency, has a BW of 20MHz, uses OFDM modulation scheme. - 802.11n Wi-Fi: 802.11n is a wireless-networking scheme that uses multiple antennas for increased data rates, uses OFDM and a MIMO scheme. 802.11b can be used in the 2.4GHz or 5GHz frequency band. O a. 2.4GHz: 802.11b O b.5GHz: 802.11n O c. 5GHz: 802.11a O d. 2.4GHz: 802.11g O e. Answers b and c. O f. Answers a and d. You've designed and implemented a 100Mbps Wired Computer network to accommodate 300+ hosts - PC's, Servers and network printers, with security, Internet access, good performance and minimal congestion and collisions. What type of network with what components did you use to accomplish this (select one answer)? O a. ArcNet Network with a Bus Topology and 50 ohm Terminators O b. Hierarchical Network using Ethernet switches, routers, Cat 5/6 cabling OC. Flat Network using a MODEM Pool and telephone lines O d. Wireless Network with Wireless Access Point (WAP) and Radius Server Source and Destination Ports are specified in the TCP and UDP headers? O True O False