Path: ...!weretis.net!feeder8.news.weretis.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Cursitor Doom Newsgroups: sci.electronics.design Subject: Re: A Complex Metaphysical Conundrum Date: Thu, 11 Apr 2024 19:42:33 +0100 Organization: A noiseless patient Spider Lines: 46 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Injection-Date: Thu, 11 Apr 2024 20:42:33 +0200 (CEST) Injection-Info: dont-email.me; posting-host="3ee569d00c4084ce2e4c35b0d486ea2c"; logging-data="1940905"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19mryVoam83cpTLmteWJSl08gAYVDi7nf8=" User-Agent: ForteAgent/8.00.32.1272 Cancel-Lock: sha1:P3jtfmx5+IQW1vtg3wutaoPz9AU= Bytes: 2951 On Thu, 11 Apr 2024 14:33:45 -0400, "Edward Rawde" wrote: >"Cursitor Doom" wrote in message >news:ar1g1jdn81s994gd5brslvrrlns8jrtq13@4ax.com... >> On Wed, 10 Apr 2024 18:02:50 +0100, Cursitor Doom >> wrote: >> >>>Gentlemen, >>> >>>This is an exam question that trips up even some of the best students. >>>See what you make of it! >>> >>>Q: Is this statement correct: 'The signal level at the modem input >>>increased by 2dBmV going from +3dBmV to +5dBmV.' >>> >>>Your pal, CD. >> >> Okay, here's the answer you've been waiting for from some guy on the >> internet in this record-low participation quiz. This URL takes you >> directly to the relevant section to save time: >> >> https://youtu.be/jOVa4xJSLiA?list=PLl-kpmJ-_T4DMeDalokqXz7u-ReHZi08p&t=1466 >> >> So it turns out that John, Edward and myself were all wrong and only >> Jason and Jeroen were right! And the proof is right there in the >> video. >> >> > >I don't see any proof of anything in the section of the video you posted. >I didn't watch the entire video. >Maybe you should post the proof for this example in text and ask why a 30 >minute video is needed if a few lines of text is enough. >DOCSIS isn't my field but I would have thought that the average cable modem >could report whether or not it's happy with the signal levels. >The ISP/Cable company I use ripped the cable and phone lines out and put >fibre to the home into the small town I live in about a year ago. >So DOCSIS is history here. > Sorry, sarcasm doesn't come across very well at all via this medium! John knows what I mean as we're both veterans here. I actually agree with you. The question itself is just plain stupid if the answer suggests that two absolute quantities added together cannot make an absolute total.