48
ථ၌༶ၑ฿ሞ
49
Chapter 2
ኽෳήлٙ༟ࣘ
ڭ
ᚐᗫ
ج
ࣩ֛dν
؈
༟ࣘ
ڭ
ᚐ
ࠅהج
Ӌ࿁༟ࣘτΌٙცӋᘌ
ׁࠠଫd̙˸મ͜Б݁˓
ݬ
̋˸
ڭ
ᚐdෳήлٙ༟ࣘ
ڭ
ᚐ
ܛج
֛dɓ͇Դ͜٫ΪϤ
աՑᘌࠠฦ̰dਕਠ̀˕˹ɓഅ৷༺
1
ຬᆄʩٙၮ
ږ
f
2
.
5
ථ၌༶ၑਠุᐑྤ
މ
ʡჿථ၌ਕˢ༰
ک
֝k͉ື
ࠑה
ٙኪ฿ሞdਗ਼ীሞՑ
މ
ОԴ͜ථ၌ਕ
ᄆࣸˢ༰
ک
֝ٙਿ͉Ϊ९fΝࣛɰึԶᏐࠦʿԴ͜٫ᕐ˙ԉ
ܓ
ԸীሞϤɓତf
ᅼjථ၌༶ၑ݊νО༶͜ᅼᐏлճkɨࠦٙྡ
ڌ
ɤʱϞሳdΪ
މ
̴
༆
ᙑə
މ
ОϞνϤεٙථ၌ਕਠdᗴจҳ༟ᅰϵຬᆄʩd̥
މ
ə͂ிɽᅼٙ༟ࣘ
ʕːf
10
ϋ
ۃ
dኹϞ
1,000
ࡈ
Уኜٙ༟ࣘʕːdఱൖ
މ
ɽᅼٙ༟ࣘʕːf್d
ࣛˢ༰൮d᎖ᄱϞࠢdΝࣛॹ˶Іਗʷ၍ଣዚՓfШᎇഹࣛගཀ̘d߅ҦҞ
ҷᜊdҦஔၾਕٙᄆࣸɰϞ
ה
ʔΝfཀ̘
10
ϋගdϓ͉Ꮥᄌήɽషɨd
ᄱ᎖ਕ˸ʿ৷
ܓ
ൈᏝʷeІਗʷٙ၍ଣӻ୕ٙϓ͉ɰίɨࠥfϤɓତʊҷᜊཀ̘
Ⴉ
މ
༟ࣘʕː௰Գᅼٙᅼόf
ڐ
ϋd
IT
ପุʊঐϞࣖ༶͜ᅰ˸ຬ
ࠇ
ٙУ
ኜd͜˸͂ி༟ࣘʕːfவԬɽۨeՈᅼٙ༟ࣘʕːdʊՈ௪̙ᝈٙᅼf
ה
˸dҢ
ࡁ
Ըྡ
2.1
˾
ڌ
ʡჿk
ͦ
ۃ
Υᄆࣸeᄱ᎖ϓ͉e௶ʈʿঐ๕ϓ͉ഃdᜑͪ̈ɓ
ࡈ
ɽɦϞࣖଟٙථ
၌
ਕਠdՉԴٙ͜Уኜཀ̘ٙ
1,000
ࡈ
ɽష৷Ց
100,000
ࡈ
ʘ
ܝ
dᜫᐼᐄ༶
ϓ͉
Total Cost of Ownership
d
TCO
ࠥЭ
ߒ
8
ϓdவɰᗭவԬ൴ɽۨٙ༟ࣘʕːd
ேൖ
މ
ঐɽషࠥЭΌଢཥ໘༟๕ᄆࣸٙᗫᒟΪ९f
νОમ͜வԬ
ک
֝ٙ߅Ҧk
ఱϤᜌ፨Ըd
ک
֝ٙ߅Ҧd݊щу˾
ڌ
ϞԴ͜٫ึԴ͜ճkν
؈
ׁଫҦஔτΌ
ʿΥ
ج
ٙᝈᓃdഈࣩˡੱໄဲ݊
ٵ
֛ٙf್Ͼd࿁อ߅ҦϾԊdᐼึϞɓ༸ቇ
ᏐٙϜᇞdϞԬอ܄˒ᐼঐ
ܘ
Ҟήટաอ߅ҦdϞԬ܄˒࿁อ߅Ҧٙટϗ
ܓ
ˢ༰
ᇠ࿔f
މ
əᐝ༆อ߅ҦٙቇᏐνОҞ೯͛dҢ
ࡁ
̙˸Ϋᚥɓɨዝ̦d
1989
ϋ
Ց
1995
ϋٙϋගdఱ೯͛ə߅ҦҞ˴ዚձ၌ዚᅼόdᔷᜊϓ
܄މ
˒ձ
УኜᅼόfϤɓ߅Ҧٙᔷᜊdൖ
߅މ
Ҧٙᄌᜊdɰఱ݊ɓ
ܔࡈ
όٙࠦΣdᔷ
ᜊϓ
މ
ʦ˂ٙථ၌༶ၑf
Ϟ൴ཀ
6
ϋٙࣛගdҢ
ࡁ
Ց̥ϞԴ͜˴ዚٙʮ̡d
75%
ٙˢԷdࠥЇ
25%
˸ɨfϤɓ˴
ࠅ
ٙ߅Ҧᜊʷdഒʔ݊ཞցఱঐ༺ϓdШɰʔც
ࠅ
ঃ൬
15
ϋࣛග
ʑঐ༺ϓf̴݊ɓ
ࡈ
ಃΣତ˾ʷ̨̻dᖢ֛ٙᔷᜊཀfΝᅵٙᔷᜊd̙ঐ೯͛ίൈ
ᏝʷٙУኜʕdɰ̙ঐ೯͛ίථ၌༶ၑჯਹʕfஷ੬อ߅Ҧٙમ͜ɽ
ߒ
ც
ࠅ
5
ϋٙ
$ 5,000
$ 4,000
$ 3,000
$ 2,000
$ 1,000
$ 0
100
1,000
10,000
100,000
Уኜٙᐼᐄ༶ϓ͉
ʮ͜ථУኜᅰඎ
ϓ͉ɨࠥ
ྡ ༟ࣘʕːᅼ൳ɽeᐼᐄ༶ϓ͉൳ˇ