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241024_JTC_品質文化の持つ難しさ
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mkwrd
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October 24, 2024
Technology
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120
241024_JTC_品質文化の持つ難しさ
東京QAミートアップで登壇した資料です。
書籍『LEADING QUALITY』をもとにソフトウェア品質の難しさに触れています。
Written in Japanese
mkwrd
PRO
October 24, 2024
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Transcript
࣭จԽͷ࣋ͭ͠͞ Masanori Kawarada, 2024-10-24, 15 min, Japan ũest Community @mkwrd
ιϑτΣΞ։ൃͷޭʹɺ ୯ͳΔٕज़తͳεΩϧπʔϧ ͚ͩͰͳ͘ɺ ʮ࣭จԽʯ͕ॏཁͰ͢ɻ Connpassͷઆ໌จΑΓ @mkwrd Θ͔Δ͎ɻ ΅͘
ࠓճͷϛʔτΞοϓͰɺొஃ ऀ͕ͨͪʮ࣭จԽʯʹ͍ͭͯ ਂ͘۷ΓԼ͛ɺ ͦͷॏཁੑͱ࣮ફํ๏ʹ͍ͭͯ ޠΓ·͢ɻ Connpassͷઆ໌จΑΓ @mkwrd ͢Έ·ͤΜ͕ɺޠΕ·ͤΜʂ ΅͘
ࣗݾհ @mkwrd ʻ৬ྺ֓ཁʼ SESاۀͷ։ൃΤϯδχΞͱͯ͠ΩϟϦΞΛ࢝Ίͯ 2ࣾͰQAΤϯδχΞʹస৬ɻιϑτΣΞ࣭ ΞδϟΠϧ։ൃͷܦݧΛੵΈɺ3͔ࣾΒࣄۀձࣾɻ ຊۀגࣜձࣾάϩʔϏεͷQAνʔϜϢχοτϦʔυɻ ༁ॻʹʰLEADING QUALITYʱʢ2023ʣͳͲ͕͋Δɻ
ʻֶྺʼ •άϩʔϏεܦӦେֶӃʢ2022ʣMBA •໌࣏େֶ࣏ܦࡁֶ෦ʢ2011ʣֶ࢜߸ ʻࢿ֨ʼ •ISTQB-ALTM ʢςετϚωʔδϟʔʣ •Scrum.org PSM-I ʢεΫϥϜϚελʔʣ •TOEIC L&R Score 880 ʻझຯʼ •ςχε •ΫϧϚ •ΠεΩʔ ՏݪాయʢMasanori KawaradaʣMark Ward
झຯΠεΩʔɺձࣾͰΠεΩʔ෦ͷ෦Ͱ͢ɻ @mkwrd άϨϯυϩφοΫϑΥʔά The GLENDRONACH FORGUE Aged 10 Years •
ΦϩϩιγΣϦʔḺɾϖυϩώϝωεḺͰख़ • ϨʔζϯΛࢥΘͤΔॏްͳՌ࣮ຯ • ͓ͭ·ΈʹνϣίϨʔτφοπνʔζͳͲ • Ξϧίʔϧ43ˋ ळΒ͍͠ΠεΩʔ🥃Λ࣋ࢀ͠·ͨ͠ʂʂ🍂
ʰLEADING QUALITYʱΛ ༁ͨ͠ऀͰ͍͟͝·͢ɻ ͦΖͦΖ1पͰ͢Ͷ @mkwrd
༁ॻ੶ʰLEADING QUALITYʱΛ ࢴഔମͰ ͓ങ্͍͛ͩͬͨ͘͞ํʂʂ✋✋✋ ͋Γ͕ͱ͏͍͟͝·͢ʂʂ @mkwrd
༁ॻ੶ʰLEADING QUALITYʱΛ ిࢠॻ੶Ͱ ͓ങ্͍͛ͩͬͨ͘͞ํʂʂ✋✋✋ ͋Γ͕ͱ͏͍͟͝·͢ʂʂ @mkwrd
༁ॻ੶ʰLEADING QUALITYʱΛ ࢴഔମɾిࢠॻ੶ͷ྆ํͰ ͓ങ্͍͛ͩͬͨ͘͞ํʂʂ✋✋✋ ͋Γ͕ͱ͏͍͟͝·͢ʂʂ @mkwrd
खͷ͕͋Βͳ͔ͬͨօ͞· ͥͻ͓खʹऔͬͯΈ͍ͯͩ͘͞ʔɻ ΑΖ͓͘͠Ͷ͕͍͠·͢ɻ ͦΖͦΖࡏݿ͕ΕΔ͔ɻ ૿͢ΔͷͰॻళͰ͝จ͍ͩ͘͞ɻ ΑΖ͓͘͠Ͷ͕͍͠·͢ʂʂ @mkwrd
ࠓͷςʔϚ ࣭จԽ @mkwrd
ͪΐͬͱڭ͍͑ͯͩ͘͞ ࣭จԽ @mkwrd ʮ͏ͪͷձࣾʢ৫ɾνʔϜʣɺ ͕ແ͍ͳ͊ʔʯͱࢥ͏ํʂʂ✋✋✋
͍ͭ͜Կऀͩʁ @mkwrd ࣭จԽ
จԽͱ͍͏ͷ͕ՁΛ࣋ͭͷ ͦΕ͕ަͰ͖ͳ͍͔ΒͰ͋Δɻ @mkwrd https://bangumi.ouj.ac.jp/v4/bslife/detail/01FA3007.html μχΤϧɾJɾϒʔΞεςΟϯ Daniel Joseph Boorstin
จԽͱ͍͏ͷ͕ՁΛ࣋ͭͷ ͦΕ͕ަͰ͖ͳ͍͔ΒͰ͋Δɻ @mkwrd μχΤϧɾJɾϒʔΞεςΟϯ Daniel Joseph Boorstin ࣍ͷͷ͔͚͠ ͔֬ʹͦ͜ʹ͋Δͣͳͷʹɺʹݟ͑ͳ͍
จԽͱ͍͏ͷ͕ՁΛ࣋ͭͷ ͦΕ͕ަͰ͖ͳ͍͔ΒͰ͋Δɻ @mkwrd ʮจԽʯࣗવͷର֓೦ͱͯ͠ͷʮਓͷٕज़શൠʯΛҙຯͨ͠ ͔֬ʹͦ͜ʹ͋Δͣͳͷʹɺʹݟ͑ͳ͍ ʮจԽͷՁʹ͍ͭͯʜʜจԽܦࡁֶ͕ରͱ͢ΔจԽͱʜʜਓྨֶࣾձֶͰ༻͍Δͱ ͖ʹɺ͋Δूஂʹڞ༗͞ΕΔଶ৴೦ɺ׳शɺश׳ɺՁ؍ɺ෩शͳͲΛࢦ͢ɻจԽ ࡦͰΞʔτʢBSUʣͱ͍͏ݴ༿͕ΘΕΔ͜ͱଟ͍͕ʜʜϥςϯޠͷBSTɺΪϦγϟޠ ͷςΫωʔͱಉ͘͡ɺωΠνϟʔʢࣗવʣͷର֓೦ͱͯ͠ɺਓͷٕज़શൠΛҙຯͨ͠ɻʯ ޙ౻ࢠ΄͔ʦฤʧʢʣʰจԽܦࡁֶʱʢ༗൹ֳʣ
ͭ·ΓɺਓͷੜΈग़ͨ͠༗ܗແܗͷʮจԽࡒʯͰͳ͍
ΤυΨʔɾγϟΠϯͷʮจԽʯͷఆٛ จԽͱڞ༗͞Εͨ҉ͷԾఆͷύλʔϯͰ͋Δɻ ҉ͷԾఆͱɺ֎෦ʹదԠͨ͠Γɺ෦Λௐ͠ ͨΓͱ͍ͬͨΛղܾ͢Δࡍʹ৫ֶ͕शͨ͠ํ ๏Ͱ͋ΔɻͦΕΒ৫ʹΑͬͯঝೝ͞Εɺʢத ུʣ͑ΒΕΔɻ ΤυΨʔɾγϟΠϯʢɾݪஶʣ ʰاۀจԽʦվగ൛ʧμΠόʔγςΟͱจԽͷΈʱʢന౧ॻʣ ͑Β͍ͻͱ͕ఆٛͨ͠จԽͱ
@mkwrd
࣭จԽΛλςͱϤίʹ͚ͯଊ͑Δ @mkwrd ʮ࣭จԽࢼʯͰͬͨΞϓϩʔν
࣭จԽ ৫จԽ࣭จԽΛ แؚ͠ɺӨڹΛ༩͑Δ ࣭จԽͱ৫จԽͷ֊ߏ ৫จԽ ࣭จԽ͕৫จԽΛ ม͑Δ͜ͱ͍͠ @mkwrd
จԽ ઓུ ઓུΛ࣮ݱ͢ΔͨΊʹ ৫จԽΛҭΉ จԽઓུΛ༰қʹ ࣮ߦෆೳʹͰ͖Δ จԽͱઓུ৫ͷ྆ྠ @mkwrd
࣭จԽ ࣭จԽͷྠֲ ৫จԽ ৫ઓུ ࣭ઓུ ม͑Δͷ ͍͠ ํʹٯΒ͑ͳ͍ Өڹྗ
࣋ͯͦ͏ʁ @mkwrd
@mkwrd ࣭φϥςΟϒʢThe Quality Narrativeʣ ʰLEADING QUALITYʱୈ2ষͰ͢ɻ ࣭จԽͷղ૾Λ্͛ͯՄࢹԽ͢Δ
@mkwrd จԽͱφϥςΟϒ จԽ৫ͷҰਓͻͱΓ͕ߟ͑ͨΓɹɹ ޠͬͨΓ͢Δ͜ͱΛϕʔεʹɺɹɹɹɹ ͦͷ݁Ռى͜͢ߦಈͷू߹ମͰ͋Δɻ ཱΛΘͣɺ୭͕ͦͷ৫ͷจԽΛ ͍॓ͯ͠Δɻ φϥςΟϒ narrative ৫ʹଐ͢Δɹ
ҰਓͻͱΓ͕ߟ͑ͨΓޠͬͨΓ͍ͯ͠Δ ͜ͱͰ͋Δɻ φϥςΟϒʹҰਓͻͱΓͷܦݧ͕ө ͞Ε͍ͯΔ ৫ ࣭ จԽ ࣭ ࣭
@mkwrd ͜ΕͰจԽͷʮՄࢹԽʯ͕Ͱ͖ΔͷͰͳ͍͔ʂʁ ࣭ ࣭ φϥςΟϒΛݟΔ จԽ͕ݟ͑Δ
@mkwrd 1. φϥςΟϒʢThe Ownership Narrativeʣ 2. ςετφϥςΟϒʢThe "How-to-test" Narrativeʣ 3.
ՁφϥςΟϒʢThe Value Narrativeʣ 3ͭͷ࣭φϥςΟϒ
࣭จԽ ࣭จԽৢͷαΠΫϧ ৫จԽ ৫ઓུ ࣭ઓུ φϥςΟϒ ςετφϥςΟϒ ՁφϥςΟϒ ͲΜͳՁΛ ͨΒͨ͠Β
͏Ε͍͔͠ʁ ্ҐจԽͷ มԽ͕Өڹ ͞ΒͳΔ ݕ౼ɾཱҊ ͓Αͼਪਐ ͞ΒͳΔ ݕ౼ɾཱҊ ͓Αͼਪਐ ՁΛͨΒ͢ઓུΛ ࣮ݱ͢ΔจԽʁ ՁΛͨΒ͢ઓུΛ ࣮ݱ͢ΔจԽʁ ઓུ࣮ݱʹ ͚ͨจԽͷ ৢ ઓུ࣮ݱʹ ͚ͨจԽͷ ৢ ͲΜͳՁΛ ͨΒ͢Α͏ ࣭ઓུΛඳ͔͘ʁ ΑΜͰͶˠ ྑ͍͜ͱ͚ͩࣔ͢ਤ͚ͩΕͲ ઓུʹൃͯ͠จԽ͕ؤͳʹ ಈ͔ͳ͍͜ͱ͋Δ͔Ͷɻ @mkwrd ͓͢͢Ίˠ
ਓͱਓͷ͍͋ͩͷ৺ཧֶʢจԽ৺ཧֶʣ ଞऀͷಈΛཧղ͢ΔͨΊʹɺ૬खͷن४Λ࠾༻ ͢Δඞཁ͕͋Δͱ͍͏͜ͱͩɻʢதུʣ ಈͦΕΛ࣮ફ͢ΔਓΛूஂจԽͷҰһʹ͢Δɻ όνϟɾϝεΩʔλʢɾݪஶʣ ʰจԽ͍͔ʹಈΛͭ͘Δͷ͔ʱʢلҏᅳॻళʣ ʮΑͦऀʯͷҙݟͳͲɺฉ͍ͯΒ͑ΔͩΖ͏͔ʁ
@mkwrd
ͦ͏ߟ͑ΔͱɺͨͿΜʜʜ ࣭จԽ͕ແ͍৫ ͋Γ·ͤΜɻ @mkwrd ͋ΔΜͰ͢ɻ ݟ͍͑ͯͳ͍͚ͩͰɻ ͋ΔΜͰ͢ɻ
͍͚ͯͳ͍͚ͩͰɻ
ͦ͏ߟ͑ΔͱɺͬͺΓʜʜ ࣭จԽΛม͑Δͷ ͍͠Ͱ͢ɻ @mkwrd ͍͠Ͱ͢ɻ ݟ͑ͳ͍Μͩͷɻ ͍͠Ͱ͢ɻ
৫มֵʹ͍͠ͷɻ
@mkwrd ࣭จԽΛՄࢹԽ͢Δखஈͱͯ͠ ࣭φϥςΟϒΛհ͍ͯ͠Δͷ͕ ʰLEADING QUALITYʱͷՁͷͻͱͭͰ͢ɻ Ͱɺ৫ͷ෩௨͠ͷΑ͞ͱ͔ɺ࣭͕ͦͦ ٻΊΒΕ͍ͯΔ৫ͳͷ͔ͱ͍͏Λ΄΅֎ࢹ
͍ͯ͠Δͱ͍͏ݶք͋Γ·͢ɻ ࣭จԽͦͷ··ѻ͏ʹ͘͠ɺ͞ΒͳΔݚڀ͕ඞཁͰ͢ɻ ͦΕͰऔΓ͘ΜͰ͍͘ͳΒʜʜ
ࠓͷ͜ͷൃද͕ɺଞͳΒ͵ʮ͋ͳͨʯʹ ͳʹ͔ؾ͖ͮΛͨΒͨ͠Γɺ ࣭จԽʹ͖߹͏ͨΊͷࢥߟࡐྉΛ૿͢͜ͱʹ ߩݙͰ͖͍ͯΕ͍Ͱ͢ɻ Masanori Kawarada, 2024-10-24,
15 min, Japan ũest Community @mkwrd
࣭จԽͷ࣋ͭ͠͞ Masanori Kawarada, 2024-10-24, 15 min, Japan ũest Community @mkwrd