Linux Foundation LFCS Exam - Topic 4 Question 97 Discussion

Actual exam question for Linux Foundation's LFCS exam

Question #: 97
Topic #: 4

[All LFCS Questions]

What is the lowest numbered unprivileged TCP port? (Specify the number in digits only.)

A1024

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Suggested Answer: A

by Domitila at Mar 20, 2025, 07:43 PM

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Peggy

9 months ago

Yup, 1024 is the lowest unprivileged port.

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Jesusa

9 months ago

I thought it was lower than that.

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Lavelle

9 months ago

It's 1024, for sure!

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Joseph

10 months ago

Wait, really? I always thought it was 512!

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Maynard

10 months ago

Totally agree, 1024 is the right answer.

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Isidra

10 months ago

I’m a bit confused; I thought it was 1024 too, but I remember something about some other ports being mentioned in a similar question.

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Barrett

10 months ago

Wasn't there something about ports below 1024 being privileged? I feel like 1024 is the right answer, but I could be mixing it up.

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Angella

10 months ago

I remember practicing a question about port numbers, and I think it was definitely 1024 for unprivileged ports.

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Rodrigo

11 months ago

I think the lowest unprivileged TCP port is 1024, but I’m not entirely sure.

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Nikita

11 months ago

1024 sounds right to me. I'm feeling good about that being the correct answer.

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Whitney

11 months ago

Okay, let me think this through step-by-step. I believe the lowest unprivileged TCP port is 1024, so that's my answer.

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Yolando

11 months ago

The lowest unprivileged TCP port? I think that's 1024, but I'm not 100% sure. Gonna go with that for now.

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Curtis

11 months ago

Hmm, I'm not entirely confident on this one. I'll have to think it through carefully.

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Lisha

12 months ago

I'm pretty sure the lowest unprivileged TCP port is 1024, so I'll go with that.

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Paris

1 year ago

Yes, ports below 1024 are reserved for privileged services.

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Claribel

1 year ago

I agree, unprivileged ports start from 1024.

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Kimberlie

1 year ago

1024? That's like saying the lowest number is 2, because Kimberlieryone knows 1 is reserved for the system administrator's personal use.

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Honey

1 year ago

Yes, that's correct. 1024 is the lowest numbered unprivileged TCP port.

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Denny

1 year ago

Oh, I see. So 1024 is the correct answer then.

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Ressie

1 year ago

Actually, the lowest numbered unprivileged TCP port is 1024.

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Bernadine

1 year ago

1024? That's like saying the lowest number is 2, because everyone knows 1 is reserved for the system administrator's personal use.

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Margart

1 year ago

No problem! It's a common misconception.

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Judy

1 year ago

I always thought it was 1 too, but thanks for clarifying.

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Alberto

1 year ago

Yes, you're right. The lowest unprivileged TCP port is 1024.

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Annice

1 year ago

1024? That's like saying the lowest number is 2, because everyone knows 1 is reserved for the system administrator's personal use.

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Sean

1 year ago

1024? What is this, amateur hour? The answer is clearly 1025, because who needs logic when you can just make stuff up?

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Erick

1 year ago

1024? Might as well just ask for the highest privileged port number and call it a day.

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Selma

1 year ago

I think it's 1024.

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Jess

1 year ago

Psh, everyone knows the lowest unprivileged TCP port is 1023. This exam is a joke.

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Carrol

1 year ago

Nope, it's definitely 1024. Trust me.

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Tawna

1 year ago

Are you sure? I always thought it was 1023.

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Brent

1 year ago

Actually, the lowest unprivileged TCP port is 1024.

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Delfina

1 year ago

1024? Seriously? That's way too high for an unprivileged port!

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Julian

1 year ago

No, 1024 is the correct number for unprivileged ports.

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Tresa

1 year ago

I thought it was lower than that, like 80 or something.

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Tonette

1 year ago

Yes, 1024 is the lowest numbered unprivileged TCP port.

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Claribel

2 years ago

What is the lowest numbered unprivileged TCP port?

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