4.2.5 Practice Questions

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Which of the following IP address ranges is reserved for Automatic Private IP Addressing (APIPA)?

169.254.0.1 - 169.254.255.254

Which of the following is a valid APIPA address?

169.254.32.50

Which protocol is used by a device to ensure that an APIPA address is not already in use on the network?

ARP

You are the network administrator for a small consulting firm. The office network consists of 30 computers, one server, two network printers, and a switch. Due to security concerns, there is no wireless network available in the office. One of your users, Bob, travels to client sites and is generally not in the office. When Bob goes to client sites, he typically just connects to their wireless networks. When he's in the office, Bob connects his laptop to the network with an Ethernet cable. You need to make sure that Bob's laptop is setup so that when he plugs the Ethernet cable into his laptop, no further configuration is needed. Which of the following would be the BEST option to achieve this?

Configure an alternate IP configuration.

Which network address and subnet mask does APIPA use? (Select two.)

1. 255.255.0.0 2. 169.254.0.0

Which of the following needs to be configured when a device receives its IP configuration from APIPA?

1. Subnet Mask 2. IP address

CorpServ is a small company with 14 client systems and a network printer. Because there are only a limited number of network systems, you decide to use APIPA addressing. With APIPA configured, all the systems are able to communicate with each other, but you're having trouble configuring internet access. What is the MOST LIKELY cause of the problem?

Private addresses cannot directly communicate with hosts outside the local subnet.

You are the network administrator for a large hospital. One of your users, Suzie, calls you stating that she is unable to access any network resources. After some initial troubleshooting, you realize that her computer is using the IP address 169.254.0.52. You've confirmed that the network's physical connection is connected properly. Which of the following should you do next?

Renew the IP address.

You are the network administrator for a small consulting firm. Users are complaining that they are unable to reach network resources. After some troubleshooting, you've confirmed that the DHCP server is down. Your network devices should be receiving an APIPA address so that they can at least communicate on the internal network, but many devices are not receiving this address. Which of the following is the MOST likely reason the devices are not receiving their APIPA addresses?

The DHCP lease has not expired.

You are the network administrator for a large hospital. One of your users, Suzie, calls you stating that she is unable to access any network resources. After some initial troubleshooting, you realize that her computer is using the IP address 169.254.0.52. You've performed the following troubleshooting steps so far: 1.Verified physical network connection 2.Attempted to renew the IP address 3.Discovered other devices are experiencing the same issue 4.Which of the following is the MOST likely cause for Suzie's issue?

The DHCP server is misconfigured or down.


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