From sentto-2556519-7-976813214-roland=centrum.sk@returns.onelist.com Thu Dec 14 17:58:55 2000 Received: from ho.egroups.com ([64.211.240.236]:3608 "HELO ho.egroups.com") by mail.centrum.sk with SMTP id ; Thu, 14 Dec 2000 17:58:46 +0100 X-eGroups-Return: sentto-2556519-7-976813214-roland=centrum.sk@returns.onelist.com Received: from [10.1.4.54] by ho.egroups.com with NNFMP; 14 Dec 2000 17:00:17 -0000 X-Sender: kostikpe@decef.elf.stuba.sk X-Apparently-To: ktl_info@egroups.com Received: (EGP: mail-6_3_1_3); 14 Dec 2000 17:00:14 -0000 Received: (qmail 64438 invoked from network); 14 Dec 2000 17:00:13 -0000 Received: from unknown (10.1.10.142) by l8.egroups.com with QMQP; 14 Dec 2000 17:00:13 -0000 Received: from unknown (HELO decef.elf.stuba.sk) (147.175.111.11) by mta3 with SMTP; 14 Dec 2000 18:01:16 -0000 Received: from localhost (kostikpe@localhost) by decef.elf.stuba.sk (8.11.1/8.11.1) with ESMTP id eBEH2JS22306 for ; Thu, 14 Dec 2000 18:02:19 +0100 (CET) To: ktl_info@egroups.com Message-ID: From: Peter Kostik MIME-Version: 1.0 Mailing-List: list ktl_info@egroups.com; contact ktl_info-owner@egroups.com Delivered-To: mailing list ktl_info@egroups.com Precedence: bulk List-Unsubscribe: Date: Thu, 14 Dec 2000 18:02:18 +0100 (CET) Reply-To: ktl_info@egroups.com Subject: [ktl_info] RE: Otazky z KP (fwd) Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-Path: X-Orcpt: rfc822;roland@centrum.sk Enjoy guys!!! ---------- Forwarded message ---------- Date: Tue, 5 Dec 2000 11:56:38 +0100 From: Polasko Michal To: 'Peter Kostik' Cc: "'kp@stl.elf.stuba.sk'" Subject: RE: Otazky z KP dakujem za otazky. Beriem otaz. c.3 a 4 : 3.Pouzivame metodu S&W, P-schema. Pri vyslani 6 paketov, pricom v dvoch nastala chyba; aky je pocet ACK, NACK? a) 4 ACK, 2 NACK b) 4 ACK c) 6 ACK, 2 NACK d) 6 ACK (spravna odpoved) 4. Odporucanie ITU X.25: a) definuje rozhranie medzi koncovymi (DTE) zariadeniami datovej siete s prepinanim paketov b) definuje rozhranie medzi koncovym (DTE) a ukoncujucim (DCE) zariadenim datovej siete s prepinanim paketov alebo s prepinanim okruhov c) definuje rozhranie medzi DTE a DCE datovej siete s prepinanim paketov (spravna odpoved) dalsi komentar: 1.mate zlu odpoved 2. a) to nie je delenie 5. V.25 sme myslim nepreberali.je o nieocm uplne inom 7. v podstate aj ine vrstvy sa mozu zaoberat detekciou chyb (napr. IP detekuje chyby IP hlavicke) takze takto otazku radsej nestavavajme M.Polasko > -----Original Message----- > From: Peter Kostik [mailto:kostikpe@decef.elf.stuba.sk] > Sent: Sunday, November 26, 2000 5:05 PM > To: kp@guy.stl.elf.stuba.sk > Subject: Otazky z KP > > > > 1. Metoda Block Check Sum patri medzi: > > a) Forward EC (spravna odpoved) > b) Backward EC > c) Linear Cyclic Codes > d) ziadne z uvedenych > > > 2. Aky je prvy krok kodovania pomocou LCC? > > a) rotacia bitov (delenie x^m) (spravna odpoved) > b) delenie generacnym polynomom > c) urcenie chyboveho vektora > > > 3. Pouzivame metodu S&W, P-schema. Pri vyslani 6 paketov, pricom > v dvoch nastala chyba; aky je pocet ACK, NACK? > > a) 4 ACK, 2 NACK > b) 4 ACK > c) 6 ACK, 2 NACK > d) 6 ACK (spravna odpoved) > > > 4. Odporucanie ITU X.25: > > a) definuje rozhranie medzi koncovymi (DTE) zariadeniami > datovej siete s > prepinanim paketov > b) definuje rozhranie medzi koncovym (DTE) a ukoncujucim > (DCE) zariadenim > datovej siete s prepinanim paketov alebo s prepinanim okruhov > c) definuje rozhranie medzi DTE a DCE datovej siete s > prepinanim paketov > (spravna odpoved) > > > 5. Odporucanie ITU V.25 hovori o: > > a) funkcii vazobnych obvodov na rozhrani medzi DTE a DCE > b) procedura vytvorenia/zrusenia spoja v komutovanej telefonnej sieti > (spravna odpoved) > c) rozhrani medzi DTE a DCE pre paketove terminaly vo verejnej datovej > sieti s prepinanim paketov > > > 6. Skratka DCE znamena: > > a) Data Circuit-terminating Equipment (spravna odpoved) > b) Data Control Equipment > c) Data Communication Equipment > > > 7. Ktore vrstvy RM OSI sa zaoberaju detekciou resp. opravou chyb? > > a) Fyzicka, Linkova > b) Sietova > c) Linkova, Transportna (spravna odpoved) > d) najnizsia > > -------------------------- eGroups Sponsor -------------------------~-~> eGroups eLerts It's Easy. It's Fun. Best of All, it's Free! http://click.egroups.com/1/9698/0/_/_/_/976813214/ ---------------------------------------------------------------------_-> To unsubscribe from this group, send an email to: ktl_info-unsubscribe@egroups.com