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A quick GPSS quiz

A quick GPSS quiz P588LE A QUICK GPSS QUIZ by Dr. Thon~as J. Schriber 085WE5 "~ .... ' ~,~. "AYt% "%:.:...¢..';'c~ ~:h., -.:....';~'~;~ . % ~ . . ' t h b : ' : C r G ~ . ( - % ~ ! ' ~ ¢ . ~ ' . : % ! F ? ! . ~ The Problem Corner fe a t u r e f o r t h i s issue takes the form of a one-question quiz f o r those SIGSIM members who know GPSS. The quiz question is given immediately below. The answer to the quiz appears at the bottom of the page, upside down. ~9_estion Consider the s e l f - c o n t a i n e d f i v e Block GPSS model segment shown in the accompanying f i g u r e . Note that the s i n g l e Transaction which c i r c u l a t e s through the segment has a d e f a u l t P r i o r i t y Level o f zero. Assume that t h i s model segment is appended to a l a r g e r scale GPSS model in which a l l other Transactions have a P r i o r i t y Level of l or more. Explain what e f f e c t the appended segment has with respect to operation of the o v e r a l l model. Might t h i s e f f e c t be of u t i l i t y in c e r tain circumstances? • sJna3o aaueApe ~ao[a %xau qaea uaq~ a~ep o3 dn s~ [apow aq~ ~eq% ~ o~ aas o~ ~L~q~suodsa~ s,~s Leue aq~ [a~em~%Ln sL ~I "as 5u~op ~o %Joys [Led ~ew sLapow awos uL ~nq 'aa~ueJen5 e q3ns %noqe 5u~SuL~q pJe~ol e~ 5uo[ e sao5 3190q pue 'AIINOINd '3AV3q '~31N3 '3SV3q3~ '3ZI3S se s~ao[~ qans ~o uo#~naaxa q ~ pa~e~aosse s~e~saJ ueas a~emo~ne ~o ~de~uoa aql -[apom aq~ u~ Jaq~n~ ue aAOm uea u~eq3 %ueJJn3 aq~ uo suo~aesueal aq~ ~o auou uaq~ [uo sJna3o aseqd a%epdN ~ao[3 ~xau aq~ ~eq~ aa~ueJ~n5 3~%~wo~ne ou ua^L5 s~ ~aPLLnq [epow SSd9 aq~ '~emwns uI • s~ me[qo~d aq~ ~eq~ au~mJa~ap o~ a~aq~ wo~ paaao~d uea pue '[apom aq~ q~#~ 5 u o ~ 5u~q;amos s~ a~aq~ s~ou~ Jap[tnq [ a p ~ aq~ uaq~ 'qa~ew ~ou op s~nd~no aq~ ~[ "[ea~uap~ aq p[noqs ~nd~no ~o s~as 5u~puod -saJ~o3 "~uawSas ~ao[~-a^[# aq~ 5u~pn[auL a~L~ sLq~ 'suoL~e[nmts asaq~ un4-a~ Uaql - s u o ~ e [ n ~ s a4o~ Jo auo ~o# (~uam6as ~aOLS-a^~ aq~ 5uLpn[auL ~ n o q ~ ) ~t asn '[[aadoJd 6uL~Jo~ad aq o~ %q5noq~ sL pue pado[aAap uaaq seq [apow e J a ~ -~uamSas ~ao[9 -a^L~ aq~ ~o asn 6u[~oLLo~ aq~ s~sa66ns S}ql "s~eu Lea~5o[ aJow Jo auo su~e~uo3 Lapow aq~ uaq~ 'asea aq~ s~ s~q~ ; I "aLq -~ssod se pJe~Jo~ Jet se paAo~ uaaq peq suo~a~sue~l Lie ~ou qSnoq~ uaAa Nao[3 aq~ a~epdn o~ pasLod sen ~ossaao~ aq~ uaq% 'saw~% asaq~ ~e ~uama^om uo[~aesue~ 1 [euo[~ppe s~ aJaq~ ~I -(~uamSas ~ao[@ -aAt~ aq~ u~ uo~aesUeJl aq~ ~o 'as~noa ~o ' u o ~ -daaxa a[6u#s aq~ q~Lm) uLeq3 ~uaJJn3 aq~ #o sueas -aJ dseS-%se[ asaq% 5u~Jnp paAom aq uea qa~qm suo~ -3~su~J1 ou aq [ [ ~ a~aq~ '6u~peaa ~3oLa UaAL6 e bun -anp uoL~aesU~l [a^aq-X~JO~Jd-OJaZ aql saa~unoaua l s a ~ JossaaoJd aq~ uaq~ (Jaq~Jn~ ue paAom aq ue3 u~eq3 %uaaJn3 aq~ uo suo~aesueJ1 ~aq~o eq~ #o auou GENERATE N~ 0 P | <2> ~ 's~ geq%) e~ep o~ dn [L/n~ sXeM[e sL [apow aq~ ;L 'MoN 'pawJo~Jad s~ a~epdfl ~3o[3 ~xau qaea a~o~ -eq aw~ ;se[ auo u~eq3 S~UaA3 ~uaJan3 aq~ ueas o~ aossaaoad SSd~ aq~ 5u[Dao~ ~o %9a~a aq~ say uo[~ -aesueJ l aq# ~o aauasaJd aq~ 'sMoqs ~uam6as Nao[~ -a^#~ aq~ ~o Xpn~s sv "aseqd a~epdN ~3o[3 ~xau aq~ o~u~ o5 pue aseqd ueas aq~ aAea[ o~ aq p[noM aAOW ~xau s,JossaooJd SSd9 aq~ '([apow [[eJaAO aq# O~ papuadde ~ou aJaM ~uamSas ~aoL@-a^~ aq~ #~ 's~ ~eq~) u[eq3 ~uaJJn3 aq~ ~o ~3eq oq~ ~e pue Lapow aq~ u~ ~ou aJaA uo~aesu~4i aq~ ~ '~3e~ u! "pas -saao4d uaaq aAeq 6uLpeaa %eq~ ~e u~eq3 ~ua44n3 aq~ uo ~uapLsaa suoL~aesUeal ~eq%o l i e [ ~ u n 6u~peaa ~3o[a ua^~5 ~ue ~e ~ossaao~d SSd9 aq~ ~q paAow aq %OU [ [ ~ ~ ~[nsau e sV "u~eq3 s~ua^3 ~uaJJn 3 aq~ uo ~se[ s4em[e s~ uo~aesueJ1 aq~ ' s u o ~ p u o a [aAaq -~#JO~Jd pa~ea#pu~ aq~ aapun 'aaowJaq~anj ('[apom aq~ moJ# paAomaa aq 0% ~o 'u~eq3 s~ua^3 aan~nj aq~ o~ paJJa~su~J~ aq o~ ~ Jot ~e~ ou sap~AOJd ~uawSas [apom aql ) "u~eq3 s~ua^3 ~uaJJn3 aq~ uo ~uap#saJ s~e~[e s~ ~uam6as ~ao[~-a^L~ aq~ u~ uo~aesue~l aq~ 'pJe~Jo~ [ awls pa~e[nw~s woJ3 Ja~suV 5Z $ i m u l e t t e r / VI/1 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png ACM SIGSIM Simulation Digest Association for Computing Machinery

A quick GPSS quiz

Schriber, Thomas J.
ACM SIGSIM Simulation Digest , Volume 6 (1) – Oct 1, 1974
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Publisher
Association for Computing Machinery
Copyright
Copyright © 1974 by ACM Inc.
ISSN
0163-6103
DOI
10.1145/1102934.1102939
Publisher site
See Article on Publisher Site

Abstract

P588LE A QUICK GPSS QUIZ by Dr. Thon~as J. Schriber 085WE5 "~ .... ' ~,~. "AYt% "%:.:...¢..';'c~ ~:h., -.:....';~'~;~ . % ~ . . ' t h b : ' : C r G ~ . ( - % ~ ! ' ~ ¢ . ~ ' . : % ! F ? ! . ~ The Problem Corner fe a t u r e f o r t h i s issue takes the form of a one-question quiz f o r those SIGSIM members who know GPSS. The quiz question is given immediately below. The answer to the quiz appears at the bottom of the page, upside down. ~9_estion Consider the s e l f - c o n t a i n e d f i v e Block GPSS model segment shown in the accompanying f i g u r e . Note that the s i n g l e Transaction which c i r c u l a t e s through the segment has a d e f a u l t P r i o r i t y Level o f zero. Assume that t h i s model segment is appended to a l a r g e r scale GPSS model in which a l l other Transactions have a P r i o r i t y Level of l or more. Explain what e f f e c t the appended segment has with respect to operation of the o v e r a l l model. Might t h i s e f f e c t be of u t i l i t y in c e r tain circumstances? • sJna3o aaueApe ~ao[a %xau qaea uaq~ a~ep o3 dn s~ [apow aq~ ~eq% ~ o~ aas o~ ~L~q~suodsa~ s,~s Leue aq~ [a~em~%Ln sL ~I "as 5u~op ~o %Joys [Led ~ew sLapow awos uL ~nq 'aa~ueJen5 e q3ns %noqe 5u~SuL~q pJe~ol e~ 5uo[ e sao5 3190q pue 'AIINOINd '3AV3q '~31N3 '3SV3q3~ '3ZI3S se s~ao[~ qans ~o uo#~naaxa q ~ pa~e~aosse s~e~saJ ueas a~emo~ne ~o ~de~uoa aql -[apom aq~ u~ Jaq~n~ ue aAOm uea u~eq3 %ueJJn3 aq~ uo suo~aesueal aq~ ~o auou uaq~ [uo sJna3o aseqd a%epdN ~ao[3 ~xau aq~ ~eq~ aa~ueJ~n5 3~%~wo~ne ou ua^L5 s~ ~aPLLnq [epow SSd9 aq~ '~emwns uI • s~ me[qo~d aq~ ~eq~ au~mJa~ap o~ a~aq~ wo~ paaao~d uea pue '[apom aq~ q~#~ 5 u o ~ 5u~q;amos s~ a~aq~ s~ou~ Jap[tnq [ a p ~ aq~ uaq~ 'qa~ew ~ou op s~nd~no aq~ ~[ "[ea~uap~ aq p[noqs ~nd~no ~o s~as 5u~puod -saJ~o3 "~uawSas ~ao[~-a^[# aq~ 5u~pn[auL a~L~ sLq~ 'suoL~e[nmts asaq~ un4-a~ Uaql - s u o ~ e [ n ~ s a4o~ Jo auo ~o# (~uam6as ~aOLS-a^~ aq~ 5uLpn[auL ~ n o q ~ ) ~t asn '[[aadoJd 6uL~Jo~ad aq o~ %q5noq~ sL pue pado[aAap uaaq seq [apow e J a ~ -~uamSas ~ao[9 -a^L~ aq~ ~o asn 6u[~oLLo~ aq~ s~sa66ns S}ql "s~eu Lea~5o[ aJow Jo auo su~e~uo3 Lapow aq~ uaq~ 'asea aq~ s~ s~q~ ; I "aLq -~ssod se pJe~Jo~ Jet se paAo~ uaaq peq suo~a~sue~l Lie ~ou qSnoq~ uaAa Nao[3 aq~ a~epdn o~ pasLod sen ~ossaao~ aq~ uaq% 'saw~% asaq~ ~e ~uama^om uo[~aesue~ 1 [euo[~ppe s~ aJaq~ ~I -(~uamSas ~ao[@ -aAt~ aq~ u~ uo~aesUeJl aq~ ~o 'as~noa ~o ' u o ~ -daaxa a[6u#s aq~ q~Lm) uLeq3 ~uaJJn3 aq~ #o sueas -aJ dseS-%se[ asaq% 5u~Jnp paAom aq uea qa~qm suo~ -3~su~J1 ou aq [ [ ~ a~aq~ '6u~peaa ~3oLa UaAL6 e bun -anp uoL~aesU~l [a^aq-X~JO~Jd-OJaZ aql saa~unoaua l s a ~ JossaaoJd aq~ uaq~ (Jaq~Jn~ ue paAom aq ue3 u~eq3 %uaaJn3 aq~ uo suo~aesueJ1 ~aq~o eq~ #o auou GENERATE N~ 0 P | <2> ~ 's~ geq%) e~ep o~ dn [L/n~ sXeM[e sL [apow aq~ ;L 'MoN 'pawJo~Jad s~ a~epdfl ~3o[3 ~xau qaea a~o~ -eq aw~ ;se[ auo u~eq3 S~UaA3 ~uaJan3 aq~ ueas o~ aossaaoad SSd~ aq~ 5u[Dao~ ~o %9a~a aq~ say uo[~ -aesueJ l aq# ~o aauasaJd aq~ 'sMoqs ~uam6as Nao[~ -a^#~ aq~ ~o Xpn~s sv "aseqd a~epdN ~3o[3 ~xau aq~ o~u~ o5 pue aseqd ueas aq~ aAea[ o~ aq p[noM aAOW ~xau s,JossaooJd SSd9 aq~ '([apow [[eJaAO aq# O~ papuadde ~ou aJaM ~uamSas ~aoL@-a^~ aq~ #~ 's~ ~eq~) u[eq3 ~uaJJn3 aq~ ~o ~3eq oq~ ~e pue Lapow aq~ u~ ~ou aJaA uo~aesu~4i aq~ ~ '~3e~ u! "pas -saao4d uaaq aAeq 6uLpeaa %eq~ ~e u~eq3 ~ua44n3 aq~ uo ~uapLsaa suoL~aesUeal ~eq%o l i e [ ~ u n 6u~peaa ~3o[a ua^~5 ~ue ~e ~ossaao~d SSd9 aq~ ~q paAow aq %OU [ [ ~ ~ ~[nsau e sV "u~eq3 s~ua^3 ~uaJJn 3 aq~ uo ~se[ s4em[e s~ uo~aesueJ1 aq~ ' s u o ~ p u o a [aAaq -~#JO~Jd pa~ea#pu~ aq~ aapun 'aaowJaq~anj ('[apom aq~ moJ# paAomaa aq 0% ~o 'u~eq3 s~ua^3 aan~nj aq~ o~ paJJa~su~J~ aq o~ ~ Jot ~e~ ou sap~AOJd ~uawSas [apom aql ) "u~eq3 s~ua^3 ~uaJJn3 aq~ uo ~uap#saJ s~e~[e s~ ~uam6as ~ao[~-a^L~ aq~ u~ uo~aesue~l aq~ 'pJe~Jo~ [ awls pa~e[nw~s woJ3 Ja~suV 5Z $ i m u l e t t e r / VI/1

Journal

ACM SIGSIM Simulation Digest – Association for Computing Machinery

Published: Oct 1, 1974

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