4A0-100

4A0-100 practice questions, page 9 of 14, with answer review and explanations.

Question 41

Which technologies can be used with Ethernet switches to achieve redundancy? (Choose two)

  1. LAG
  2. OSPF
  3. RIP
  4. STP

Question 42

In what type of network is a broadcast storm likely to occur?

  1. An Ethernet network with redundant paths not running STP.
  2. An ATM network.
  3. A SONET network.
  4. All of the above.

Question 43

What problems was Spanning Tree Protocol (STP) primarily designed to solve? (Choose two):

  1. Providing path redundancy.
  2. Preventing loops.
  3. Handling collisions.
  4. Allowing flooding of multicast traffic.

Question 44

Which of the following is a feature of a VLAN?

  1. A VLAN allows multiple Ethernet switches to be connected in a single broadcast domain.
  2. A VLAN allows multiple Ethernet switches to be connected in a single collision domain.
  3. A VLAN can separate ports on the same switch into different broadcast domains.
  4. A VLAN can separate ports on the same switch into different collision domains.

Question 45

What is required if devices on different VLANs wish to communicate with each other?

  1. Devices on different VLANs cannot communicate with each other.
  2. Devices on different VLANs can communicate with each other as long as they are connected to the same switch.
  3. Devices on different VLANs can communicate with each other as long as the switches they are attached to are connected to each other with an Ethernet connection.
  4. Devices on different VLANs can communicate with each other if there is an IP router to connect the VLANs.