AZ-800 · Question #67
Your network contains a multi-site Active Directory Domain Services (AD DS) forest. Each Active Directory site is connected by using manually configured site links and automatically generated…
The correct answer is A. For each site link, modify the options attribute. By default, inter-site AD replication uses a scheduled polling interval (typically 180 minutes), introducing latency for propagating changes across sites. Modifying the 'options' attribute of a site link to a value that enables Change Notification (setting bit 0, value = 1)…
Question
Your network contains a multi-site Active Directory Domain Services (AD DS) forest. Each Active Directory site is connected by using manually configured site links and automatically generated connections. You need to minimize the latency for changes to Active Directory. What should you do?
Options
- AFor each site link, modify the options attribute.
- BFor each site link, modify the site link costs.
- CFor each site link, modify the replication schedule.
- DCreate a site link bridge that contains all the site links.
How the community answered
(67 responses)- A81% (54)
- B4% (3)
- C12% (8)
- D3% (2)
Explanation
By default, inter-site AD replication uses a scheduled polling interval (typically 180 minutes), introducing latency for propagating changes across sites. Modifying the 'options' attribute of a site link to a value that enables Change Notification (setting bit 0, value = 1) causes the replication source to immediately notify partners when changes occur, mimicking the low-latency behavior of intra-site replication. This is the most direct way to minimize replication latency. Modifying site link costs (option B) influences which replication path is chosen, not how quickly replication happens. Modifying the replication schedule (option C) can reduce the interval but cannot go below 15 minutes, still introducing delay. Creating a site link bridge (option D) affects how the KCC calculates transitive costs, not replication speed.
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