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.dsy:it. : Powered by vBulletin version 2.3.1 .dsy:it. > Didattica > Corsi N - Z > Sistemi operativi I > [Sistemi Operativi] Compitini 2003/04 Thread Rating: 2 votes, 4.00 average.
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Ariok
.arcimaestro.

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Registered: Oct 2003
Posts: 394 (0.05 al dì)
Location: milano
Corso: informatica
Anno: Finita....la triennale :D
Time Online: 2 Days, 4:43:21 [...]
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Mancano 10 ore all'esame..... e io mi chiedo....:
MA COME CXXXO si fa questo!?!?!??!

9) Data la stringa di riferimenti a pagine 02832361213, in un sistema con 4 frame, quanti sono i page fault nel caso in cui si usi un algoritmo di rimpiazzamento delle pagine di tipo FIFO e LRU?

A. 6, 4
B. 4, 2
C. 8, 6
D. nessuno

MAgari mi va di culo e qualcuno butta un'occhiata al forum---
Mi inchino e bacio le mani! ciauu

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My deviant art Page(maya & 3dstudio)

Vecchio Robot in Xsi
Altro Robot.. in costruzione
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08-07-2004 20:40
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franci7
.: neo :.

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Registered: Jun 2003
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Originally posted by Ariok
Mancano 10 ore all'esame..... e io mi chiedo....:
MA COME CXXXO si fa questo!?!?!??!

9) Data la stringa di riferimenti a pagine 02832361213, in un sistema con 4 frame, quanti sono i page fault nel caso in cui si usi un algoritmo di rimpiazzamento delle pagine di tipo FIFO e LRU?

A. 6, 4
B. 4, 2
C. 8, 6
D. nessuno

MAgari mi va di culo e qualcuno butta un'occhiata al forum---
Mi inchino e bacio le mani! ciauu


Allora:
FIFO (le parentesi aperte-chiuse indicano un blocco-frame):
(0) 6
(2) 1
(8) 2
(3)
Page fault = 7

LRU:
(0) 6
(2)
(8) 1
(3)
Page fault = 6

RISPOSTA ESATTA: D - nessuno

Saluti e speriamo per domani
08-07-2004 20:53
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Ariok
.arcimaestro.

User info:
Registered: Oct 2003
Posts: 394 (0.05 al dì)
Location: milano
Corso: informatica
Anno: Finita....la triennale :D
Time Online: 2 Days, 4:43:21 [...]
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GRAZIEEEEEEEEEEEEEEEEEEEEEEEE!!!!!!!!!!!!!!!!!!!!!
!!!

__________________
My deviant art Page(maya & 3dstudio)

Vecchio Robot in Xsi
Altro Robot.. in costruzione
MSN yariok@msn.com
08-07-2004 20:54
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GaL3n
Ninja Bisbetico

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Registered: Jan 2003
Posts: 446 (0.05 al dì)
Location: Altrove
Corso: Informatica
Anno: Terzo Conclamato
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Originally posted by franci7
Allora:
FIFO (le parentesi aperte-chiuse indicano un blocco-frame):
(0) 6
(2) 1
(8) 2
(3)
Page fault = 7

LRU:
(0) 6
(2)
(8) 1
(3)
Page fault = 6

RISPOSTA ESATTA: D - nessuno

Saluti e speriamo per domani


Confermo, l'ho appena fatto pure io :) ... 9 ore all'esame.. Dai Ariok.. ce la faremo!
08-07-2004 21:30
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