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WGU Network and Security Foundation Exam - Topic 3 Question 3 Discussion

Actual exam question for WGU's Network and Security Foundation exam
Question #: 3
Topic #: 3
[All Network and Security Foundation Questions]

In the process of setting up a Linux-based network system, a technician needs to determine if there is connectivity to a hostname.

Which command should be used?

Show Suggested Answer Hide Answer
Suggested Answer: A

The ping command in Linux is used to check network connectivity to a specific hostname or IP address. It sends ICMP Echo Request packets and measures response times.

nslookup is used for DNS lookups, not connectivity testing.

ifconfig displays network interface configurations but does not test connectivity.

dig is used for detailed DNS queries.


by Albert at Nov 21, 2025, 06:16 AM

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Tamekia
14 hours ago
I think nslookup is better for hostname resolution.
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Fausto
6 days ago
Definitely use ping for checking connectivity!
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Buck
11 days ago
Ping, the classic! It's like knocking on the door to see if anyone's home.
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Marylyn
16 days ago
Dig, huh? Sounds like a job for an archaeologist, not a network tech.
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Rutha
21 days ago
ifconfig? Really? That's for checking your network interface, not connectivity.
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Fidelia
26 days ago
Nah, nslookup is the real deal. Dig into that DNS resolution, baby!
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Kenia
1 month ago
Ping is the way to go! Gotta make sure that hostname is up and running.
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Willis
1 month ago
I definitely recall using "ping" in similar practice questions, but I wonder if "nslookup" could also be relevant here.
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Beula
1 month ago
I might be mixing things up, but I think "dig" is also related to DNS. Is it used for checking connectivity too?
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Tracey
2 months ago
I remember practicing with "nslookup" for DNS queries, but I feel like "ping" is more about checking connectivity directly.
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Roselle
2 months ago
I think the command to check connectivity is "ping," but I'm not entirely sure if that's the best choice for hostname resolution.
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Rebbecca
2 months ago
Ping is the obvious choice here. It's the quickest and simplest way to test if you can reach the hostname. The other options are overkill for this kind of basic connectivity check.
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Tracie
2 months ago
Ifconfig? No way, that's for configuring network interfaces, not testing connectivity. I'm pretty sure the answer is either ping or nslookup.
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Tandra
3 months ago
ifconfig is outdated for this purpose, right?
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Fannie
3 months ago
I think I'd go with dig. It's more powerful than nslookup and can give me more detailed information about the DNS resolution process.
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Pearline
3 months ago
Hmm, I'm not sure if ping is the best option here. Wouldn't nslookup be better to resolve the hostname and check the DNS connectivity?
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Mabel
3 months ago
I'd use ping to test the connectivity to the hostname. That's the classic way to check if a host is reachable.
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Remedios
2 months ago
Definitely! It's quick and straightforward.
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Tony
2 months ago
I agree, ping is the go-to command for checking connectivity.
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