Spanning Tree Protocol MCQ

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• If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?
  ক

  Discard it and send an error message back to the originating host

  খ

  Flood the network with the frame

  গ

  Add the source address and port to the MAC address table and forward the frame out the destination port

  ঘ

  Add the destination to the MAC address table and then forward the frame
• What command will display the forward/filter table?
  ক

  <code class="args"><em>show mac filter</em></code>

  খ

  <code class="args"><em>show run</em></code>

  গ

  <code class="args"><em>show mac address-table</em></code>

  ঘ

  <code class="args"><em>show mac filter-table</em></code>
• In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN?
  ক

  During high-traffic periods

  খ

  After broken links are reestablished

  গ

  When upper-layer protocols require high reliability

  ঘ

  In an improperly implemented redundant topology
• What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?
  ক

  Forwards the switch to the first available link

  খ

  Drops the frame

  গ

  Floods the network with the frame looking for the device

  ঘ

  Sends back a message to the originating station asking for a name resolution
• Which statement describes a spanning-tree network that has converged?
  ক

  All switch and bridge ports are in the forwarding state.

  খ

  All switch and bridge ports are assigned as either root or designated ports.

  গ

  All switch and bridge ports are in either the forwarding or blocking state.

  ঘ

  All switch and bridge ports are either blocking or looping.