Objective 1.15 Explain Sync group/iQuery Purpose, Configuration and Basic Requirements 302 Practice Questions (Page 1)

Questions 1–5

1. 1expert · hard

   A company has a sync group with two BIG-IP DNS devices. The administrator notices that the standby device is not receiving configuration updates, but it is receiving health-check status updates. What is the most likely explanation for this?

   • AThe standby device has a different NTP configuration.
   • BThe standby device is in the device group but not in the sync group.
   • CThe standby device has a different software version.
   • DThe iQuery service is blocked on the standby device.
   Reveal Solution Discussion Select an answer first
2. 2application · easy

   A DNS administrator is explaining to a colleague how iQuery works in a sync group. Which statement accurately describes the role of iQuery?

   • AiQuery is the protocol that carries configuration and status data between devices in a sync group.
   • BiQuery is a command-line tool used to manually sync configuration files.
   • CiQuery is a database that stores the DNS configuration on each device.
   • DiQuery is a DNS record type used to resolve BIG-IP device names.
   Reveal Solution Discussion Select an answer first
4. 3expert · hard

   A DNS administrator is troubleshooting a sync group that has two devices. The devices can ping each other, and device trust is intact. However, configuration changes made on the primary device are not appearing on the secondary device. The administrator has verified that NTP is synchronized and that TCP port 4353 is open. What is the most likely cause of this issue?

   • AThe secondary device has a different management IP address.
   • BThe devices are not in the same DNS zone.
   • CThe primary device has a different software version than the secondary.
   • DThe iQuery service is not running on the secondary device.
   Reveal Solution Discussion Select an answer first
5. 4expert · hard

   An LTM administrator is troubleshooting a device group where the standby device is not showing the same pool member health status as the active device. The devices are in the same data center, and iQuery is enabled. The administrator has verified that NTP is synchronized. What is the most likely cause of the discrepancy?

   • AThe pool members are in different VLANs.
   • BThe virtual server is configured with a different load balancing method.
   • CThe devices are in different device groups.
   • DThe health monitors are configured differently on the two devices.
   Reveal Solution Discussion Select an answer first
6. 5application · medium

   A company is deploying a pair of BIG-IP DNS devices in a high-availability configuration. The network team has configured the devices with static IP addresses and has verified that they can ping each other. The DNS administrator wants to ensure that the two devices can synchronize DNS configuration data and share real-time status updates. What must be configured to enable this communication?

   • AConfigure a virtual server on each device to forward DNS queries to the peer.
   • BPlace both devices in the same DNS zone and enable zone transfer.
   • CConfigure a sync group and establish device trust between the two BIG-IP devices.
   • DEnable the iQuery service on the management port of each device and set a shared secret.
   Reveal Solution Discussion Select an answer first