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Fri, 31 Oct 2014 09:34:44 -0400 (EDT) Delivered-To: hangout-outgoing-at-mrbrklyn.com Received: by mrbrklyn.com (Postfix, from userid 28) id E5B10161169; Fri, 31 Oct 2014 09:34:43 -0400 (EDT) Delivered-To: hangout-at-nylxs.com Received: from mailbackend.panix.com (mailbackend.panix.com [166.84.1.89]) by mrbrklyn.com (Postfix) with ESMTP id 18433161167 for ; Fri, 31 Oct 2014 09:34:43 -0400 (EDT) Received: from [10.0.0.42] (unknown [96.57.23.82]) by mailbackend.panix.com (Postfix) with ESMTP id AC88612A46 for ; Fri, 31 Oct 2014 09:34:39 -0400 (EDT) Message-ID: <54539022.7000801-at-panix.com> Date: Fri, 31 Oct 2014 09:35:30 -0400 From: Ruben Safir User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.1.0 MIME-Version: 1.0 To: hangout Subject: [NYLXS - HANGOUT] Fwd: Architecture Homework - Review Questions References: <54538EF7.3090502-at-mrbrklyn.com> In-Reply-To: <54538EF7.3090502-at-mrbrklyn.com> X-Forwarded-Message-Id: <54538EF7.3090502-at-mrbrklyn.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: owner-hangout-at-mrbrklyn.com Precedence: bulk Reply-To: hangout-at-mrbrklyn.com first set of questions answered: ~~~~~ Done by hand Quest 1: A) Base Conversion: (FA10E) 16 =(??)8 0F A1 0E (HEX) 0000 1111 1010 0001 0000 1110 (BIN) 000 011 111 010 000 100 001 110 (3 tuplets) 0 3 7 2 0 4 1 6 (OCT) (B) (101001 )2 = (??)16 = (??)8 = (??)10 00010 1001 29 (HEX) 101 001 51 (Oct) (8*5) + (1) = 41(dec) (C) (26789) 10 =(??)8 =(??)16 26789 1 13394 0 6697 1 3348 0 1674 0 837 1 418 0 209 1 104 0 52 0 26 0 13 1 6 0 3 1 1 1 110,100,010,100,101 (bin) 6 4 2 4 5 (Oct) 0110,1000,1010,0101 (bin) 68 A5 (Hex) Quest 2: Arithmetic 1. Convert the decimal number 0.625 into floating point IEEE Standard 754 single precision: 0.625 converted to binary is 0.101 625 x2 = 1250 => 1 250 x2 = 500 => 0 500 x2 = 1000 => 1 1.01 x 2^-1 Exponent component 127-1 = 126 111 1110(bin) Significant Digit is 0 (positive) Significand segment is 010 0000 0000 0000 0000 0000 (hiding the leading 1) 0 0111 1110 010 0000 0000 0000 0000 0000 (32 digits) I did this wrong on the test as I forgot to convert to binary before normalizing 2. Perform the following binary multiplication of two binary numbers: 10111011 and 11101101 (I question the value of this question to access and basic knowledge) 10111011 11101101 x ----------- 10111011 1011101100 10111011000 1011101100000 10111011000000 101110110000000 -------------------------------------------------------- 1010110100011111 ? 1 10 10 11 11 11 10011 10 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1 0 1 1 0 0 1 0 1 1 1 0 1 1 0 0 0 1 0 1 1 1 0 1 1 0 0 0 0 0 1 0 1 1 1 0 1 1 0 0 0 0 0 0 1 0 1 1 1 0 1 1 0 0 0 0 0 0 0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 10 1 0 1 1 0 1 0 0 0 1 1 1 1 1 ? same as paper 2014-10-02 Ruben Safir <mrbrklyn-at-panix.com> Re: [NYLXS - HANGOUT] opensuse 13.1 2014-10-02 Chris Knadle <Chris.Knadle-at-coredump.us> Re: [NYLXS - HANGOUT] opensuse 13.1 2014-10-06 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] HW 1 2014-10-07 einker <eminker-at-gmail.com> Subject: [NYLXS - HANGOUT] Rant of the Day 2014-10-07 Ruben Safir <mrbrklyn-at-panix.com> Re: [NYLXS - HANGOUT] Rant of the Day 2014-10-07 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Installfest 2014-10-07 Ruben Safir <mrbrklyn-at-panix.com> Re: [NYLXS - HANGOUT] Installfest 2014-10-08 einker <eminker-at-gmail.com> Re: [NYLXS - HANGOUT] Rant of the Day 2014-10-12 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] News from Israel 2014-10-12 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] [ruben-at-mrbrklyn.com: new programming language] 2014-10-12 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [tetris4-at-gmail.com: Re: chakra installation and fdisk] 2014-10-12 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] system D is out of fucking control 2014-10-12 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] some none systemd chocies 2014-10-12 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [info-at-meetup.com: Tomorrow: Join 10 Python Programmers and Users at 2014-10-12 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] Arts and Crafts 2014-10-12 Chris Knadle <Chris.Knadle-at-coredump.us> Re: [NYLXS - HANGOUT] system D is out of fucking control 2014-10-12 Ruben Safir <mrbrklyn-at-panix.com> Re: [NYLXS - HANGOUT] system D is out of fucking control 2014-10-12 Ruben Safir <mrbrklyn-at-panix.com> Re: [NYLXS - HANGOUT] Apache Security tips 2014-10-18 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Microsoft Key Logging built into OS 2014-10-18 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] SystemD development hostility towards the GNU/Linux community 2014-10-18 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Objecting to SystemdD useless even for Linus 2014-10-18 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Theodore Ts'o on systemd - almost on target 2014-10-18 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [rickmoen-at-gmail.com: systemd fallacies debunked] 2014-10-18 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [csconnection-at-computer.org: Must-Attend Data Event: We're Saving 2014-10-18 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [csconnection-at-computer.org: Stay Ahead of the Curve. Come to the 2014-10-18 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [enews-at-pharmacytimes.com: Breaking News: Practice Brief on Ebola] 2014-10-18 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [hpwebos-at-news.hpwebosnewsletters.com: HP webOS User Newsletter] 2014-10-19 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [brian.gupta-at-brandorr.com: [nylug-talk] Fwd: The Debian Outreach 2014-10-22 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] [ianseeks-at-yahoo.co.uk: Re: [opensuse] System D: Debian Fork] 2014-10-22 Ruben Safir <mrbrklyn-at-panix.com> Re: [NYLXS - HANGOUT] system D is out of fucking control 2014-10-23 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] The Dingo-OS manifesto 2014-10-23 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] The Dingo-OS manifesto 2014-10-25 Elfen Magix <elfen_magix-at-yahoo.com> Subject: [NYLXS - HANGOUT] Anybody munching on Raspberry Pi? 2014-10-30 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] =?windows-1252?Q?Fwd=3A_=5Bisoc-ny=5D_VIDEO=3A_Protecting_?= 2014-10-30 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Fwd: nixCraft Linux / UNIX Newsletter 2014-10-30 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Fwd: nixCraft Linux / UNIX Newsletter 2014-10-30 mrbrklyn-at-panix.com Subject: [NYLXS - HANGOUT] VIDEO: NYC Social Infrastructure & Tech Ecosystem: Are We At An 2014-10-30 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] thin clients 2014-10-30 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Fetch Execute Cycle 2014-10-30 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Fwd: Invitation: Experience with C++11 in ArangoDB 2014-10-31 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Computer Archotecture Quiz 2014-10-31 Ruben Safir <mrbrklyn-at-panix.com> Subject: [NYLXS - HANGOUT] Fwd: Architecture Homework - Review Questions NYLXS are Do'ers and the first step of Doing is Joining! 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