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PostgreSQL Exam PGCES-02 Topic 3 Question 82 Discussion

Actual exam question for PostgreSQL's PGCES-02 exam
Question #: 82
Topic #: 3
[All PGCES-02 Questions]

Configuration file pg_hda.conf is set as below on a host currently running PostgreSQL. local all all trust host all all 192.168.1.0/24 reject host all all 192.168.0.0/16 trust Select a host IP address which is authorized to connect to this database via the network. Note:

INET domain socket communication is available.

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Suggested Answer: B

by Daniel at Mar 09, 2025, 11:56 PM

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Ciara
2 months ago
Ah, the joys of network security! I'm gonna go with B, 192.168.1.1. It's the only one that's explicitly allowed, and I'm not feeling lucky enough to try any of the others. Although, I do have a strong urge to change that config file...just for fun, of course!
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Ivette
19 days ago
User 4: Yeah, changing the config file just for fun might not end well!
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Lauran
29 days ago
User 3: I agree, it's always best to stick to what's explicitly allowed.
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Misty
1 months ago
User 2: Good choice, better safe than sorry!
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Elenor
1 months ago
User 1: B) 192.168.1.1
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Jesusa
3 months ago
Hmm, I'm feeling a bit like a hacker trying to break into Fort Knox here. But I think the answer is B, 192.168.1.1. I mean, who doesn't love a good ol' network security challenge, right? *winks*
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Denae
2 months ago
User 3: Agreed, let's go with 192.168.1.1.
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Bernadine
2 months ago
User 2: Yeah, that seems like the right choice.
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Glenna
2 months ago
User 1: I think the answer is B, 192.168.1.1.
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Melvin
3 months ago
Easy peasy, it's B! 192.168.1.1 is the only one that's explicitly allowed. Although, I'd love to know who set up this config file - it's like a game of IP Address Twister!
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Tamar
27 days ago
I wonder why they chose such specific IP addresses to allow or reject.
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Eleni
1 months ago
True, it's a bit of a puzzle with all those different settings.
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Ruth
1 months ago
Easy peasy, it's B! 192.168.1.1 is the only one that's explicitly allowed.
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Rosenda
1 months ago
E) None can be connected.
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Veronika
2 months ago
D) 192.168.1.0
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Salome
2 months ago
C) 192.168.0.1
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Eun
2 months ago
B) 192.168.1.1
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Jules
2 months ago
A) 127.0.0.1
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Earleen
3 months ago
Oooh, tricky one! Let's see, the 192.168.0.0/16 network is rejected, but 192.168.1.0/24 is allowed. So I'm gonna go with D, 192.168.1.0. Gotta love those subnet masks!
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Dylan
3 months ago
Hmm, looks like the configuration is a bit of a mess. I'm going to go with B, 192.168.1.1. It's the only one that's explicitly allowed in the 192.168.1.0/24 network.
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Fausto
3 months ago
Hmm, that's a good point. I see where you're coming from. Let's double check the configuration file to be sure.
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Coral
3 months ago
I disagree, I believe the correct answer is D) 192.168.1.0 because it matches the subnet specified in the configuration file.
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Fausto
4 months ago
I think the correct answer is B) 192.168.1.1 because it falls within the range specified in the configuration file.
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