N10-009 Practice Test

N10-009 Practice Test practice questions, page 29 of 31, with answer review and explanations.

Question 141

Which of the following is used to describe the average duration of an outage for a specific service?

  1. RPO
  2. MTTR
  3. RTO
  4. MTBF

Question 142

A network engineer is setting up a new VoIP network for a customer. The current network is segmented only for computers and servers. No additional switch ports can be used in the new network. Which of the following does the engineer need to do to configure the network correctly? (Choose two.)

  1. Change network translation definitions.
  2. Enable 802.1Q.
  3. Implement a routing protocol.
  4. Set up voice VLANs.
  5. Reconfigure the DNS.
  6. Place devices in the perimeter network.

Question 143

A network rack has four servers and four switches with dual power supplies. Only one intelligent PDU is installed in the rack. Which of the following is the reason to add a second PDU?

  1. Power redundancy
  2. Failed PSU monitoring
  3. Surge protection
  4. Electricity conservation

Question 144

Which of the following allows a user to connect to an isolated device on a stand-alone network?

  1. Jump box
  2. API gateway
  3. Secure Shell
  4. Clientless VPN

Question 145

Early in the morning, an administrator installs a new DHCP server. In the afternoon, some users report they are experiencing network outages. Which of the following is the most likely issue?

  1. The administrator did not provision enough IP addresses.
  2. The administrator configured an incorrect default gateway.
  3. The administrator did not provision enough routes.
  4. The administrator did not provision enough MAC addresses.