this post was submitted on 17 May 2026
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Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991 by Linus Torvalds. Linux is typically packaged in a Linux distribution (or distro for short).

Distributions include the Linux kernel and supporting system software and libraries, many of which are provided by the GNU Project. Many Linux distributions use the word "Linux" in their name, but the Free Software Foundation uses the name GNU/Linux to emphasize the importance of GNU software, causing some controversy.

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Hi :)

I need the LPIC-1 certificate for a new job and I’m looking for resources to study for it.

I’m not a sysadmin nor did I ever study anything in that field, but I work with Linux daily and have all my projects at home running on Linux. In total, I’ve been using unix-based systems for more than 20 years.

Still, I’d like to make sure I’m getting through the tests the first time. Can you recommend any video courses? (I think video is easiest for me) Other tips for different resources are appreciated as well :)

Thanks!

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[–] MangoCats@feddit.it 1 points 7 hours ago

I interviewed/hired C graphics programmers off and on for 20 years. 95% of candidates had near 0 actual ability to draw a sine wave on the screen, given example code that draws a rectangular box to draw the sine wave in. We pre-screened the applications for appropriate experience, so 100% of interviewed candidates had appropriate experience or academic background claimed. About 2/3 of the candidates "talked a good game" but it was literally less than 1/20 who could actually make lines appear according to a math function WHICH WAS THE CORE OF THE JOB. I tried giving clues. One intern level hire I gave 3 heavy hints to, basically doing the test for him. He never did learn to do much of anything for himself even after a 4 month trial period. Then there were the ones who got it, and they performed the test like a hot knife through butter. One candidate took the (time series simple sine wave) test before we paid him to travel for an in-person interview, and in person we sprung a "now, do a polar plot of sin(t) on X vs sin(3t) on Y" - he aced that too, we made an offer - then he discussed moving with his wife who he assumed would be fine with it, oops.

AI agents may not be great, but in my experience they beat the hell out of the advertise, interview, hire process.