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GIAC GSNA Exam - Topic 1 Question 48 Discussion

John works as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based network. John is working as a root user on the Linux operating system. He is configuring the Apache Web server settings. He does not want the commands being used in the settings to be stored in the history. Which of the following commands can he use to disable history?
A) history !! and B) set +o history and C) history !N
D) set -o history

GIAC GSNA Exam - Topic 1 Question 48 Discussion

Actual exam question for GIAC's GSNA exam
Question #: 48
Topic #: 1
[All GSNA Questions]

John works as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based network. John is working as a root user on the Linux operating system. He is configuring the Apache Web server settings. He does not want the commands being used in the settings to be stored in the history. Which of the following commands can he use to disable history?

Show Suggested Answer Hide Answer
Suggested Answer: A, B, C

A Cisco router can have multiple connections to networks. These connections are known as interfaces for Cisco Routers. For naming each interface, Cisco generally uses the type of interface as part of the name.

Following are some of the naming conventions of Cisco Router interfaces:

An Ethernet interface that is fast always starts with an F.

An interface connected to a serial connection always starts with an S.

An interface connected to an Ethernet segment of the network always starts with an E.

An interface connected to a Token Ring segment always starts with To.


by Laurel at Jun 01, 2024, 04:37 PM

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Alida
8 months ago
Just a heads up, using history can be helpful for troubleshooting later.
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Caren
9 months ago
Wait, can you really disable history like that? Sounds risky!
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Fletcher
9 months ago
Totally agree with B! It's the best way to go.
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Lonna
9 months ago
I thought D would work too, but it actually enables history.
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Erick
9 months ago
B is the right command to disable history.
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Coral
9 months ago
I remember practicing with these commands, but I can't recall if `set -o history` actually disables it or just enables it.
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Krystina
10 months ago
I'm a bit confused about the options. I thought `history !!` was for repeating commands, not disabling history.
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Hyman
10 months ago
I feel like I've seen a question like this before, and I think the correct command is `set +o history`. It makes sense to stop logging commands.
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Raelene
10 months ago
I think I remember that to disable history, you might use `set +o history`, but I'm not completely sure if that's the only way.
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Galen
10 months ago
I'm a bit confused by this question. I know there are ways to manage command history in Linux, but I'm not sure which specific command would disable it entirely. I'll have to review my notes and try to remember the right syntax.
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Val
10 months ago
Okay, let me think this through step-by-step. The key is to find the command that will disable the history, not just clear the history. I believe the answer is "set -o history" since that will turn off the history functionality.
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Elenore
10 months ago
Hmm, I'm a bit unsure about this one. I know there are ways to disable command history, but I can't quite remember the specific syntax. I'll have to think this through carefully.
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Lovetta
10 months ago
This seems like a straightforward question about disabling command history in a Linux environment. I'm pretty confident I know the right answer.
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Samira
10 months ago
I'm a little confused by the wording of the question. Does "must obtain the signature" mean the provider has to get the patient's consent before disclosing PHI, even in an emergency? That doesn't seem right to me.
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Katina
10 months ago
Okay, I think I've got this. The question is asking about the best way to view near-real time data from IoT devices in Power BI, so the streaming dataset option seems like the obvious choice here. I'll mark that one down.
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Carmela
10 months ago
Okay, so we need to extend the existing enumeration and modify the code to handle the new values. The solution seems to suggest using a range comparison, which could be a good approach. I'll need to think through the implementation details.
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Clement
10 months ago
Changing to a camera with higher resolution seems like a good choice, but I'm not confident about the technical aspects of how the settings interact.
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Kristine
1 year ago
Hey, I heard if you yell at the terminal really loudly, it'll forget everything you've done. Just a joke, but option B is the real answer.
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Ira
1 year ago
D) set -o history
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Milly
1 year ago
C) history !N
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Darell
1 year ago
B) set +o history
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Paola
1 year ago
Yeah, option B is the correct one. Good to know!
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Kimbery
1 year ago
Really? I didn't know that. Thanks for the tip!
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Carlota
1 year ago
D) set -o history
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Lauran
1 year ago
C) history !N
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Linn
1 year ago
A) history !!
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Chantell
1 year ago
B) set +o history
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Veda
1 year ago
A) history !!
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Willetta
1 year ago
B is the way to go. Don't want those commands showing up in the history, am I right?
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Lavonna
1 year ago
Haha, option A is like trying to erase your tracks by erasing the entire history! Not the way to go.
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Truman
1 year ago
Option D looks like the right choice to me. Disabling history is the way to go here.
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Weldon
1 year ago
Yes, option D is the best choice to ensure that the commands are not stored in the history.
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Filiberto
1 year ago
I would go with option D as well. It's better to be safe than sorry.
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Kaitlyn
1 year ago
I agree, it's important to prevent sensitive information from being stored in the history.
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Reta
1 year ago
I think option D is correct. Disabling history is important for security.
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Brinda
1 year ago
I'm not sure about that. Maybe John should try option A) history !! just to be safe.
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Jesus
1 year ago
Hmm, I think I'll go with option B. Setting the history option to off should do the trick.
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Katina
1 year ago
I agree with Isadora. Using set -o history will prevent the commands from being stored in the history.
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Isadora
1 year ago
I think John can use option D) set -o history to disable history.
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