Date: Fri, 7 Sep 2001 07:45:14 -0400 From: Neill Robins <freebsd@nc.rr.com> To: David Kelly <dkelly@hiwaay.net> Cc: freebsd-questions@freebsd.org Subject: Re: NASA's Operating System? Message-ID: <67177953844.20010907074514@nc.rr.com> In-Reply-To: <200109070243.f872htw89354@grumpy.dyndns.org> References: <200109070243.f872htw89354@grumpy.dyndns.org>
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Thursday, September 06, 2001, 10:43:55 PM, David Kelly wrote: DK> Giorgos Keramidas writes: >> >> This is a reference to the story I had read somewhere about US Navy >> migrating ship-control systems to NT. I seem to have failed locating >> the URL again, but if I find it, it'll be posted here :-P DK> First hit Yahoo! turned up on "+navy +nt +ship +towed" DK> http://www.info-sec.com/OSsec/OSsec_080498g_j.shtml DK> In all fairness to NT the failure was in the Navy's software and not DK> Microsoft's. Then again some claim an advantage of Windows is the DK> ability to use personnel of lower skills. And some believe "garbage in, DK> garbage out." Did anyone read this part? ------ But "the Yorktown's failure in September 1997 was not as simple as reported," DiGiorgio said. "If you understand computers, you know that a computer normally is immune to the character of the data it processes," he wrote in the June U.S. Naval Institute's Proceedings Magazine. "Your $2.95 calculator, for example, gives you a zero when you try to divide a number by zero, and does not stop executing the next set of instructions. It seems that the computers on the Yorktown were not designed to tolerate such a simple failure." ------ Maybe I have just totally missed something, but none of my calculators or programs will 'skip' over a divide by zero.... -- -Neill freebsd@nc.rr.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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