CCNA 200‑301 Exam Questions – Part 7

Continue your CCNA preparation with 20 more exam‑style questions covering 802.11 WLAN standards in both frequency bands, server‑based AAA with TACACS+ and RADIUS, OSPF administrative distance, LLQ and queuing, DHCP relay and DHCP client configuration, static NAT, and Layer 2 switch forwarding behavior. Every question includes a detailed explanation.

121. Which two 802.11 WLAN standards operate in both the 2.4 GHz and in the 5 GHz frequency bands? (Choose two.)
122. Which two protocols are used to provide server-based AAA authentication? (Choose two.)
123. A network engineer is examining Cisco router configurations across an internetwork. Consider the following routing table entry: O 10.0.4.0/24 [110/50] via 10.0.3.2, 00:24:22, Serial0/1/1. What is the administrative distance of this route?
124. What term describes allowing delay-sensitive packets such as voice to be sent before packets in other queues based on strict priority queuing (PQ)?
125. Which two 802.11 WLAN standards operate in both the 2.4 GHz and in the 5 GHz frequency bands? (Choose two.)
126. A network engineer is configuring a Cisco router as a DHCP relay. When issuing the ip helper-address command in the interface configuration mode which IPv4 address is added to the command?
127. What action takes place when the source MAC address of a frame entering a switch appears in the MAC address table associated with a different port?
128. Refer to the exhibit. Static NAT is being configured to allow PC 1 access to the web server on the internal network. What two addresses are needed in place of A and B to complete the static NAT configuration? (Choose two.)
Static NAT configuration exhibit with PC1 and web server
🔍 Click to zoom
129. In computer network communications which data transfer process does the application layer protocol FTP use?
130. What action takes place when a frame entering a switch has a broadcast destination MAC address?
131. Which LAN attack involves sending unsolicited ARP replies, with the MAC Address of the threat actor and the IP address of the default gateway, to other hosts on a subnet?
132. A network engineer is examining the configuration of a router and notices that interface Gi0/0 has been configured with the ip address dhcp command. Which statement describes the IP address condition of this interface?
133. What term describes holding packets in memory until resources become available to transmit them?
134. What defines a two-tier spine-leaf topology?
135. What characteristic completes the following statement? When an IPv6 static route is configured, as a default route, the destination network is ...
136. Which LAN attack involves a rogue server connected to the network providing false IP configuration parameters to legitimate clients?
137. Which LAN attack prevents hosts from obtaining dynamically assigned IP addresses?
138. What term describes adding a value to the packet header, as close to the source as possible, so that the packet matches a defined policy?
139. What action takes place when the source MAC address of a frame entering a switch is in the MAC address table?
140. What action takes place when a frame entering a switch has a unicast destination MAC address that is not in the MAC address table?

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