The primary DNS server goes down, and you want secondary servers to know how long to cache the zone data. Which record dictates this TTL information?
Answers
ASOA record
BNS record
CPTR record
DA record
The answer and explanation are in the full bank.
This question is one of 2,831 in the paid banks. Each comes with the correct answer and the reasoning behind it, not just a mark.
Unlock for 5,000 RWFMIFOTRA exam practicealigned to CompTIA Network+ N10-009·3 marks·Medium
More Networking questions
- A wireless mesh network spans a large warehouse. If one access point fails, data is automatically rerouted through another path. This self-healing nature is characteristic of what topology?
- You are tasked with connecting two office buildings across a city spanning 15 miles. Which network type best fits this deployment?
- A hospital requires dedicated high-speed fiber channels to connect its database servers directly to storage arrays. What network type is being utilized?
- An employee pairs their Bluetooth headphones to their smartphone. What type of network does this pairing establish?
- A university interconnects multiple LANs across its academic buildings using a unified administration domain. This best describes a...
- Your company leases a dedicated MPLS circuit from an ISP to connect headquarters in New York to a branch in Tokyo. What network type is this?
- A system administrator needs to allocate IP addresses for a subnet that requires 14 hosts. Which CIDR notation provides exactly enough addresses without excessive waste?
- An engineer configures a branch router with IP 10.10.10.130/26. What is the broadcast address for this specific subnet?