CompTIA
CV0-003 · Question #119
CV0-003 Question #119: Real Exam Question with Answer & Explanation
The correct answer is C: ping. The ping command sends ICMP echo requests and reports round-trip time, making it the standard tool for measuring network latency between two hosts.
Troubleshooting
Question
An administrator needs to test the latency between two servers. Which of the following commands should be used?
Options
- Aroute
- Barp
- Cping
- Dnslookup/dig
Explanation
The ping command sends ICMP echo requests and reports round-trip time, making it the standard tool for measuring network latency between two hosts.
Common mistakes.
- A. The route command displays or modifies the local IP routing table and does not measure latency or send any test traffic.
- B. The arp command displays or manages the Address Resolution Protocol cache that maps IP addresses to MAC addresses and does not test connectivity or latency.
- D. nslookup and dig are DNS query tools used to resolve hostnames to IP addresses; they do not measure network latency between two servers.
Concept tested. Using ping to measure network latency
Reference. https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/ping
Topics
#ping#latency testing#network diagnostics#CLI tools
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