Ni dung

Gii thiu

Lch s

Khung lm vic Scrum

Khi nim t qun

Scrum Master

Nhm Pht trin

Product Owner

Sprint

nh ngha Hon thnh

Product Backlog

Lp k hoch Sprint v Sprint Backlog

Hp Scrum Hng ngy

S kt Sprint

Ci tin

Nhng tr ngi vi Scrum

Cc vn k thut

p dng Scrum

Case Study: Scrum ti ScrumLab

6

Thng ip m u

Pht trin phn mm linh hot khng phi l vin n bc, nhng n thc s hu ch. V mt t chc, agile em li gi tr v gim thiu chi ph; v mt k thut, n lm ni bt tnh hon ho v gim thiu li; v mt c nhn, nhiu ngi nhn thy y l cch lm vic m h thch th.

James Shore, tc gi The Art of Agile Development

7

Scrum works for idiots Ken Schwaber, t s Scrum

Scrum n gin l mt cch lm vic, cch sng khc, tt hn.

Tn DT

Agile u?

8

Agile Hotspots Mc quan tm ti agile scrum, theo Google Insight

Cc a im t chc

AgileTour trn th gii

hi tho m v agile do cng ng t chc

vi ~7,500 ngi tham d mi nm

Lch s Scrum (2) Takeuchi v Nonaka

The New New Product Development Game ca Takeuchi v Nonaka. Harvard Business Review, thng Ging 1986.

12

Ken Schwaber

Cng Sutherland thuyt trnh v Scrum ti OOPSLA 96

Jeff Sutherland

Ln u gii thiu Scrum ti Tp on Easel vo nm 1993

C hai cng xy dng nh ngha Scrum ti Scrum.org

2001 Tuyn ngn Pht trin Phn mm Linh hot (Agile manifesto) v Lin minh Agile (Agile Alliance) ra i

Nm 2002 Lin minh Scrum (Scrum Alliance) c thnh lp

Dng phng php g?

13

Ngun: Forrester Research

Scrum c s dng cho Phn mm Thng mi Pht trin ng dng Ni b Pht trin theo n t hng Cc d n m gi c cht Cc ng dng Ti chnh Cc ng dng tun th chun

ISO 9001

Cc h thng Nhng Cc h thng hot ng 24x7

vi yu cu 99.999% thi gian hot ng.

Joint Strike Fighter Pht trin Video game H thng thit yu ca cuc

sng

Ngun: Mountain Goat Software, Scrum Alliance

14

Phn mm iu khin-V tinh Website Phn mm cho thit b cm tay in thoi di ng Cc ng dng chuyn mng Cc ng dng ISV Mt s ng dng rt ln Cc chin dch Marketing Cc d n Hc tp Qun l cc s kin Agile Tour

Scrum l g?

Khung lm vic linh hot (agile framework) qun

l cc d n phc tp.

Mang li gi tr cao nht trong thi gian ngn nht

Cc nhm trong Scrum l t qun (self-managing),

t t chc (self-organizing) v lin chc nng (cross-

functional)

Hot ng theo nguyn l thc nghim (empiricism)

Gn nh v linh hot

D hiu nhng kh tinh thng

15

Scrum vi cc phng php agile khc

17

Ngun: VersionOne

Ti sao s dng Scrum?

Hot ng hng gi tr (Value-Oriented) ROI tt

nh hng khch hng (Customer-Centric) Tng hi lng

Gim thiu cc mn n k thut Cht lng sn phm cao Gim thiu ri ro khi ng dng gp vn Tng nng sut lao ng Pht trin bn vng (sustainable development)

NO OT Vui v hn, nhn vn hn

18

WATERFALL V AGILE

19

M hnh Truyn thng Thc nc|Plan-Driven, Predictive

20

Xc nh yu cu

Thit k

Vit m ngun

Kim th

Pht hnh

Tip cn tng trng

21

nh: Ken Schwaber & Jeff Sutherland

Tuyn ngn

Pht trin Phn mm Linh hot

22

Chng ti pht hin ra cch pht trin phn mm tt hn bng cch thc hin n v gip ngi khc thc hin.

Qua cng vic ny, chng ti i n vic nh gi cao:

C nhn v s tng tc hn l quy trnh v cng c

Phn mm chy tt hn l ti liu y

Cng tc vi khch hng hn l m phn hp ng

Phn hi vi cc thay i hn l bm st k hoch

Mc d cc iu bn phi vn cn gi tr, nhng chng ti nh gi cao hn cc mc bn tri.

AgileAlliance.org

23

12 nguyn

tc pha sau

Tuyn ngn Agile

1. u tin cao nht ca chng ti l tha mn khch hng thng qua vic chuyn giao sm v lin tc cc phn mm c gi tr.

2. Cho n vic thay i yu cu, thm ch rt mun trong qu trnh pht trin. Cc quy trnh linh hot tn dng s thay i cho cc li th cnh tranh ca khch hng.

3. Thng xuyn chuyn giao phn mm chy tt ti khch hng, t vi tun n vi thng, u tin cho cc khong thi gian ngn hn.

4. Nh kinh doanh v nh pht trin phi lm vic cng nhau hng ngy trong sut d n.

5. Xy dng cc d n xung quanh nhng c nhn c ng lc. Cung cp cho h mi trng v s h tr cn thit, v tin tng h hon thnh cng vic.

6. Phng php hiu qu nht truyn t thng tin ti nhm pht trin v trong ni b nhm pht trin l hi thoi trc tip.

7. Phn mm chy tt l thc o chnh ca tin .

8. Cc quy trnh linh hot thc y pht trin bn vng. Cc nh ti tr, nh pht trin, v ngi dng c th duy tr mt nhp lin tc khng gii hn.

9. Lin tc quan tm n cc k thut v thit k tt gia tng s linh hot.

10. S n gin ngh thut ti a ha lng cng vic cha xong l cn bn.

11. Cc kin trc tt nht, yu cu tt nht, v thit k tt nht s c lm ra bi cc nhm t t chc.

12. Nhm pht trin s thng xuyn suy ngh v vic lm sao tr nn hiu qu hn, sau h s iu chnh v thay i cc hnh vi ca mnh cho ph hp.

http://agilemanifesto.org

phc tp

24

Ngun: Ken Schwaber

Tip cn ng thnh cng

25

Ngun: Standish Groups 2001 CHAOS Report

Video

Agile v Waterfall: Chuyn v hai Nhm Pht trin

26

http://www.youtube.com/watch?v=gDDO3ob-4ZY&feature=related

KHUNG LM VIC SCRUM SCRUM FRAMEWORK

27

28

Ba tr ct ca Scrum

29

Ba chn ca Scrum to thnh c ch qun l tin trnh thc nghim

Khung lm vic Scrum

30

Role

Product Owner

Nhm Pht trin

Scrum Master

Artifact

Gi tng trng

Product Backlog

Sprint Backlog

Event

Sprint

Hp k hoch Sprint

Hp Scrum Hng ngy

S kt Sprint

Hp Ci tin Sprint

Ba vai tr ca Nhm Scrum

34

T qun l

To ra phn tng trng hon thnh

Nhm

Pht trin

Ti u gi tr ca sn phm

Qun l Product Backlog

Product

Owner (PO)

Qun l tin trnh thc hnh Scrum

Tho g kh khn

Scrum

Master

SCRUM MASTER

36

Trch nhim ca Scrum Master

Chu trch nhim v Scrum

L ngi lnh o

Cng l y t ca

Product Owner

Nhm Pht trin

T chc

37

Scrum Master phc v Product Owner Tm kim cc k thut qun l hiu qu Product Backlog;

Giao tip tch cc vi Nhm Pht trin v tm nhn, mc ch,

v cc hng mc ca Product Backlog;

Dy cho Nhm Pht trin bit cch to ra cc hng mc

Product Backlog tht r rng v n gin;

Hiu r vic lp k hoch di hn sn phm trong mt mi

trng thc nghim;

Hiu r v thc hnh s linh hot (agility); v,

Thc y cc s kin Scrum theo yu cu hoc khi cn thit.

38

Trch Hng dn Scrum

Scrum Master phc v Nhm Pht trin

Hun luyn Nhm Pht trin cch t t chc v lm vic lin chc nng;

Dy v lnh o Nhm Pht trin cch to ra cc sn phm c gi tr cao;

Loi b cc tr lc trong qu trnh tc nghip ca Nhm Pht trin;

Thc y cc s kin Scrum theo yu cu hoc khi cn thit; v,

Hun luyn Nhm Pht trin trong trng hp t chc cha c hiu bit v Scrum.

39

Trch Hng dn Scrum

Scrum Master phc v T chc

Lnh o v hun luyn t chc trong vic p dng Scrum;

Lp k hoch trin khai Scrum trong phm vi t chc;

Gip nhn vin v cc bn hu quan hiu v s dng c

Scrum cng nh qu trnh pht trin sn phm thc nghim

(emprical product development);

To ra s thay i lm tng nng sut ca Nhm Scrum; v,

Lm vic vi cc Scrum Master khc gia tng hiu qu ca

vic p dng Scrum trong t chc ca mnh.

40

Trch Hng dn Scrum

Scrum Master, L v Khng l

L

Lnh o-y t

C vn

Nhn t thay i

Ngi sa li

Ch chn cu

Khng l

Qun l D n

Nm quyn i vi nhm

Kin trc s trng

41

Mt ngy ca Scrum Master

Tm kim cc ci tin:

Product Owner ang lm vic th no?

Nhm Pht trin ang lm vic th no?

Cc k thut ang c dng th no?

T chc ang lm vic ra sao?

Ai cn c hun luyn v ci g?

42

Xem danh mc kim tra y Ph lc

Hi thanh tra v thch nghi

Ti nhn thy , chng ta s lm g?

Ti quan st thy , n c quan trng khng?

Ti thy , bn c thy iu ?

Chng ta s c tm l do ca ?

Bn ngh chng ta cn lm g?

Ai c tng g v ?

iu ny c hiu qu khng?

Bn quyt nh iu g?

Bn nn lm g?

43 Cu hi Socratic l g?

Cng tc nhm

44

Qun l D n (PM) iu phi Scrum Master to iu kin

Qun l D n

Scrum Master

Lp trnh vin Kim th Thit k

Chuyn i cch qun l

Truyn thng Ngi qun l ra lnh

v m bo mnh lnh c thc thi

Ngi qun l ra quyt nh

Ngi qun l gii hn thng tin v ti nguyn

i vi nhn vin

Scrum Mi ngi quyt nh

vic cn lm v cch thc trin khai

Nhm ra quyt nh

Minh bch v thng tin

45

PRODUCT OWNER CH SN PHM

46

Product Owner

nh ngha cc hng mc trong Product Backlog (cc tnh nng, cc bn v li, v.v.)

Quyt nh ngy v ni dung ca bn pht hnh

Sp xp cc hng mc trong Product Backlog (PBI) ti u ha mc tiu v nhim v

Trch nhim ti u ha li nhun (ROI)

Duy tr s hin din v ni dung ca Product Backlog

Chp nhn hoc t chi kt qu cng vic

Tham gia tch cc vo tin trnh pht trin

Phi c tm nhn cho sn phm

47

NHM PHT TRIN

48

T t chc

Xc nh cng vic v gn vic

L tng l khng c chc danh, nhng rt t khi xy ra

Lin chc nng

Khng c vai tr chc nng (kim th, lp trnh vin, thit k, v.v.)

Trch nhim cung cp phn sn phm tng trng c kh nng

chuyn giao c

Khng nhiu hn 9

Nhm trng thnh v nng sut

Thnh vin nn c nh

Thnh vin nn lm vic ton thi gian

Bo tr Sprint Backlog thng xuyn

Nhm Pht trin

49

Nhm cng tc

50

Hot ng hng vo mc ch chung, khng hng vo cng vic ca tng c nhn

Gii hn lng vic-ang-lm

So snh cch t chc nhm

Nhm t t chc

Hng khch hng Nhm a k nng t m t cng vic Thng tin c chia s rng ri t cp qun l Tp trung vo nghip v sn phm Chia s mc tiu C v nh hn n Nhn mnh mc ch cn t c Cam kt ca thnh vin cao Ci tin lin tc T kim sot Nn tng l cc Gi tr\Nguyn tc

Nhm chc nng

Hng qun l Nhm ca cc chuyn gia c lp Nhiu m t cng vic Thng tin b gii hn Nhiu cp qun l Tp trung vo chc nng\phng ban C lp mc tiu C v c t chc tt Nhn mnh gii quyt vn Cam kt qun l cao Ci tin tng dn Qun l kim sot Nn tng l cc chnh sch\th tc

51

Ra quyt nh

Ra quyt nh kiu g?

ng thun

B phiu

Chuyn gia quyt nh

Nu nhm khng c mt tha thun v cch ra quyt nh, th nhm c th phi i mt vi nhiu vn v sau

52

Video

Mt ngy ca Nhm Scrum

53

54

Quy trnh Scrum

Sprint

Phn on ngn to ra phn chc nng hon chnh

Ngn hn 30 ngy

Mi Sprint u c Mc tiu (Sprint Goal)

Gi di Sprint khng i to nhp p cho nhm

Sn phm c thit k, lp trnh v kim th trong Sprint

Sprint cng ngn, chi ph qun l cng ln

55

Ri ro c gim thiu trong Sprint

56

Cng cng vic, nhng c t chc khc v vi t yu cu hn.

Nhng lng ph ln s b pht l v c th c xa b mt cch h thng.

Thi gian

Ngun: Ken Schwaber

Tun t & Chng lp

Ngun: The New New Product Development Game ca Takeuchi v Nonaka. Harvard Business Review, thng Ging 1986.

Pht trin tun t

Nhm Scrum lm mi th mt t mi thi im vi c ch one-piece flow (lung mt sn phm)

57

Khng thay i trong sut Sprint

Cn to khng gian t ch cho nhm

Trnh qun l vi m (micro-manage)

Scrum Master ch chn cu: gi si trnh xa n cu

Trnh thay i: Mc tiu Sprint, thnh vin Nhm, cht lng mc tiu, phm vi ca tnh nng

Thay i

Thay i

58

NH NGHA HON THNH DEFINITION OF DONE

59

Sn phm hon chnh c th chuyn giao c l g?

60

nh ngha Hon thnh

Nhm Pht trin cng Product Owner

nh ngha th no l hon thnh cho

cc cng vic cn lm

Cng c m bo cht lng

Cng c t t chc cng vic

nh ngha Hon thnh phn nh

trnh k thut ca nhm

61

Qu trnh tin ha ca Hon thnh

62

1. M chy c 2. Kim th n v 3. Kim th chp nhn 4. Ti liu ha API 5. Ti liu hng dn pht

trin 6. Ti cu trc 7. Kim th hi quy 8. Ti liu cho khch hng 9. Kim th hiu nng 10. Ti liu Marketing 11. Cp nht quy trnh sn

xut 12. v.v.

M chy c

1. M chy c 2. Kim th n v

1. M chy c 2. Kim th n v 3. Kim th chp nhn

phc tp

nm

1 10 0

Trnh k thut tin ha theo thi gian

Kch no:

C kh khn g trong vic m rng nh ngha Hon thnh?

63

CC S KIN SCRUM

64

Cc S kin Scrum

Thit lp Mc tiu Sprint

La chn cc vic cho Sprint v lm r cch t c chng.

Hp K hoch Sprint

ng b ha cng vic

Cp nht k hoch v tin Scrum Hng ngy

S kt v cc vic hon thnh trong Sprint

Kim tra c t Mc tiu Sprint khng S kt Sprint

R sot quy trnh

Tm kim s ci tin Hp Ci tin Sprint

Hnh ng t c Mc tiu Sprint

Design, Code, Review, Test Sprint

65

Vic cn lm

To bn mu (8 hours)

Vit cc kch bn kim th(4)

Vit code giao din (4)

Vit lp PhotoCollection (6)

Cp nht cc kim th hiu nng (4)

Hp K hoch Sprint

Nhm Scrum chn cc hng mc c u tin cao nht t Product Backlog lm trong Sprint da theo nng lc (capacity) ca nhm

To ra Sprint backlog :

Cng vic c th c xc nh v vi c lng (1-16 gi) thi gian hon tt

Ton b Nhm Scrum cng cng tc

L ngi ln k hoch ngh mt, Ti mun xem nh ca khch sn t c th quyt nh t khch sn ny.

66

Hp K hoch Sprint

67

P2: To Sprint Backlog

Lm th no t c Mc tiu Sprint (phn tch - thit k)

To Sprint Backlog

c tnh cng vic ra gi

P1: Xc lp Mc tiu Sprint

Phn tch Product Backlog

Xc nh mc tiu Sprint

La chn cng vic cho Sprint

Kh nng ca nhm

iu kin ti chnh

Sn phm hin thi

Cng ngh

Mc tiu Sprint

Sprint

Backlog

Lp k hoch tc thi(JIT)

Lp k hoch tin lng

Tt c cc hot ng c hoch nh ngay t u

K hoch

Hnh ng

Kim tra

Lp k hoch thc nghim

Lp k hoch tc thi v lin tc, hoch nh li da trn c s thanh trathch nghi thng

xuyn.

K hoch

Hnh ng

K hoch

Hnh ng

68

Hp Scrum Hng ngy

Duy tr mi ngy 15 pht ng b ha cng vic v lp k hoch tc thi

Mt c ch thanh tra v thch nghi ca nhm t qun.

3 cu hi: lm c g k t ln hp trc?

S lm g t gi cho ti ln hp tip theo?

C kh khn g trong cng vic?

Cc thnh vin trong nhm s bo co cho nhau, KHNG bo co cho Scrum Master

C nh thi gian, a im; nn ng khi hp.

69

Truyn vui: G v Ln

70

Ngi c trch nhim mi ra quyt nh

Gi g trnh xa ln

Hot ng: Scrum from hell

71

Photo: http://rosamundwo.com/wp-content/uploads/2010/05/Standup-meeting.jpg

Scrum Hng ngy c hiu qu?

Thanh tra thch nghi:

Nhm c t qun l?

Nhm c chia s cng vic?

Cc bo co ca nhm c r rng?

Cc nhim v qu ln?

N c lu qu khng?

C tr ngi no c tm ra khng?

C vng mc no c tho g khng?

C hnh ng ci tin no khng?

72

Liu nhm c thy c tc dng ca

bui hp hng ngy?

Scrum Master

Sau bui Hp Scrum Hng ngy

Hp Scrum Hng ngy khng gii quyt cc vn ,

N l c ch thanh tra-thch nghi

Phi bm ui Scrum Hng ngy thch nghi

Cc hnh ng bm ui: hp, hun luyn, tho lun, xem xt, v.v.

Scrum Master tr gip nhm tho g nhng tr ngi

Nhm cp nht sau Hp Scrum Hng ngy:

Sprint Backlog vi cc tc v v nh gi mi

Danh mc cc vn

Biu Sprint Burndown

73

S kt Sprint

Nhm Pht trin trnh by nhng hng mc hon thnh ca Product Backlog cho Product Owner v cc bn lin quan

Khung thi gian: 4 gi

Thnh phn: Nhm Scrum (pig) + cc bn lin quan(chicken)

Khng trnh by nhng tnh nng cha hon thnh

Cc phn hi c a ra Product Backlog c th c nh gi li u tin

y khng phi bui DEMO, chun b t hn 30 pht

Product Owner nn s dng k thut kim th chp nhn nh gi cc tnh nng

74

Kim th chp nhn Acceptance Testing

Ngi s dng (hoc khch hng) chp nhn kt qu lm vic ca Nhm Pht trin

Khch hng l bn vit cc bi test ny.

Cc test c p dng i vi tt c cc logic nghip v quan trng

C th t ng ha c thng qua cc h thng tr gip

Cng c:

Framework for Integrated Test (http://FIT.c2.com )

FitNesse (http://www.fitnesse.org/ )

Cc h CI

75

V d v kim th chp nhn

76

L ngi mua sch, Ti mun tm kim sch bng cch nhp cc thng tin nh tc gi, tiu , m ISBN vi bt k s kt hp no

S dng tn tc gi, tiu ca mt sch tn ti.

S dng tn tc gi v tiu vi mt sch cha tn ti.

Th tm kim theo ISBN

ATs

L ngi mua sch, Ti mun thay i s lng ca bt k mt sn phm no trong gi hng, Thit lp s lng hoc xa mt sn phm khi gi hng.

ATs

Thm mt sn phm ht hng vo gi hng.

t mt cun sch cha xut bn vo gi hng.

t mt sch c trong kho vo gi hng

t thm cun sch vo gi hng.

Hp Ci tin Sprint

Dng v nhn li, tm kim cc ci tin v xy dng t chc hc tp

Khung thi gian: 3 gi

Thnh phn: Scrum Master + Nhm Pht trin

Product Owner c th tham d

Cu hi:

lm tt nhng g?

Phi ci thin nhng g?

Scrum Master tr gip nhm tm hiu, khng a ra cu tr li

77

Kch no:

Cn r sot nhng g trong bui Hp Ci tin Sprint?

78

Hng dn ci tin

Kim tra cc hnh ng trc . Nu cha hon thnh th s truy xt li.

Ch la chn mt vi hnh ng thc s lm.

Tp trung vi thi xy dng Chng ta c th lm g?

Ln k hoch cho hnh ng ci tin tip theo

Quy tc: Plan>Do>Check>Act

79

Cn r sot nhng g?

Cc hnh ng Liu chng ta c qu t hnh ng?

Liu chng c hu dng?

Liu chng c kh thi?

C phi ngha hon thnh b ni rng?

C cp nht li bn tha thun lm vic ca nhm?

Chng ta c cn thm cng vic vo Sprint backlog?

thm mc no vo Product backlog khng?

80

Theo Bas Vodde

i Z *************

1. Thi gian hp hng ngy: 9:00

2. Pht n mun: 2 $

3. Mi ngi u tch hp hng ngy

4. Ti cu trc li m bn

5. Hi nu khng r

6. S dng Lp trnh cp v TDD

7. Thc hin ng chun vit m

8. Kim tra li nh ngha Hon thnh

trc khi commit.

Quy tc Lm vic

81

k

Cc s kin khc (ngoi Scrum)

Hp K hoch Pht hnh

Hp lm mn Product Backlog

Hp vit User story

Refactoring Dojo

Coding Dojo

Hp R sot m ngun (Code Review)

v.v.

82

NGH SCRUM

83

Cc cng c c bn

Danh sch u tin m t cc tnh nng v kt qu ca sn phm

C th chnh sa c

Product

Backlog

Danh sch cc cng vic cn hon thnh trong Sprint

c cp nht hng ngy

Sprint

Backlog

Hin th xu hng v thi gian cn li hon tt cng vic

Cho bit tin hng n Mc tiu

Biu Burndown

84

Product Backlog

Cc yu cu v sn phm Cc hng mc c gi tr vi ngi dng v khch

hng

c t u tin v bo tr bi Product Owner

85

Product Backlog: Bng tnh nng

86

Ngun: http://img151.imagevenue.com/img.php?image=28385_messefeatures_122_458lo.jpg

Cc c im ca Product Backlog

Mi sn phm ch c mt Product Backlog

Danh sch cc tnh nng (chc nng & phi chc nng)

Ni bt, u tin ha v c c tnh

Chi tit hn vi cc hng mc c u tin cao hn

Product Owner xc nh u tin cho cc hng mc

Lun lun hin din cho cc bn C ngun gc t K hoch Kinh doanh hoc Tuyn b Tm

nhn

Cc ni dung ty chn:

Ri ro, kim th, cc sn phm ph thuc, ngi hiu r v mt hng mc, v.v..

87

Lm mn Product Backlog

Phn tch cc hng mc ca

backlog thnh cc nhm

Thc thi v Ch trong

Product Backlog

Nhng hng mc thuc nhm

Thc thi s c trin khai

Cc hng mc Ch s c

xc nh li u tin v tip

tc lm mn sau

88

Thc thi 1. -------

2. -------

3. --------

Ch --------------

--------------

--------------

--------------

--------------

Sprint Backlog

Cng c ln k hoch v theo di trong mt Sprint

c bo tr bi Nhm Pht trin

Bng Cng vic Sprint Backlog hiu qu

Bng Cng vic

90

Bc 1

Hon thnh

Bc 2 Bc n

Vic cn lm

Hng

i

ang x l Hng

i

ang x l

Vic ang trin khai

Hng

i

ang x l

Biu Burndown

91

Th hin tin hng ti Mc tiu Sprint iu quan trng l cn bao nhiu vic phi lm hon tt cng vic, ch khng phi l b ra bao nhiu cng sc trong qu kh

Bo tr Sprint Backlog v Biu Burndown

Cc nh pht trin t nguyn chn cng vic lm

Khng ai gn vic cho h

Cng vic c c tnh theo gi (t 1-16 gi)

Ty thm, bt hoc thay i Sprint Backlog Ngi c vai tr ch o v ngi c vai tr tnh nguyn

Nu cng vic khng r rng, to ra mt hng mc Sprint Backlog c khi lng ln v thi gian v chia nh dn

c tnh khi lng cng vic c cp nht hng ngy vo Sprint Backlog

Cp nht li Burndown hng ngy (ngay sau Hp Scrum Hng ngy)

92

c tnh Sprint Backlog

Sprint lun cho thy khi lng cng vic cn li hon thnh Mc tiu Sprint

Sprint Backlog KHNG phi l cng c kim sot thi gian

Timesheet KHNG c ngha g trong Scrum

Nng sut c o bng vic t ti Mc tiu Sprint, n hng ti kt qu ch khng bi ta b ra bao nhiu ngun lc

93

Tc (velocity)

Khi lng cng vic c hon tt trong mt Sprint hoc trn mt tun

Cn c Product Owner tin on thi im pht hnh

Cn c Nhm Pht trin xc nh cng vic khi lng cho Sprint

Trong cng sn phm, vi cht lng m bo, tc tng c th phn nh nng sut lao ng

Cc yu t nh hng: xc nh, thay i cng ngh, tng trng k nng, ng lc, cam kt, cc loi waste v.v.

94

Cng c khc

Biu Burndown cho sn phm hay bn Pht hnh

Biu burnup (cho tnh nng)

Biu nng sut

Danh mc Vn

Cc h thng Phn mm cng tc\qun l d n linh hot (Redmine, TFS, JIRA, Assembla.com v.v.)

v.v

95

Tho lun: C nhng kh khn no cn tr thc hin Scrum?

96

CC VN K THUT

97

User Story

User story l cc yu cu linh hot (agile requirement)

m bo s cn bng ca cc bn tham gia pht trin

sn phm: khch hng, ngi dng v nh pht trin

Th hin bng mt ngn ng hng-ngi-dng v cc nh

pht trin c th hiu c

Hng ti ngi dng v nghip v, khng cha cc c

tnh v h thng

98

INVEST cc tiu chun cho mt user story tt

99

Independent c lp

Negotiable m phn c

Valuable ng gi

Estimatable c tnh c

Sized appropriately Kch thc ph hp

Testable Kim th c

Tp hp cc user story

Chun b cc cu hi

Quan st

Phng vn ngi dng

Vit user story

100

Hp xy dng user story

Ngi tham gia: nh pht trin, ngi dng, khch hng, thnh phn khc (c gi l nhng ch ln)

Tho lun a ra cc story

Mc tiu l vit c cng nhiu story cng tt Mt s s sn sng trin khai

Mt s khc s l epic

Khng xc nh u tin trong bui hi tho ny

Product Owner v nhng ngi c lin quan c tham gia nhng khng bt buc.

101

Cng tc nhm: Vit user story

102

L ,

Ti mun

.

Hot ng: c lng linh hot

103

Lp trnh cp Hai nh pht trin cng chia

s mt vn , vi mt my

tnh, mt bn phm v vi

mc tiu: gii quyt vn

.

S dng s NG THUN,

nhng thng qua TRANH

LUN!

Mt v d v lung mt sn

phm

Chm hn nhng hiu qu

hn & cht lng hn

C 2 vai tr: Ngi li

(Driver) v Hoa tiu (Navigator):

Ngi li khng quan tm ti bc tranh ton cnh

Ngi li nn ri bn phm trong giy lt

Hoa tiu c xu hng s dng t duy mu trong gii quyt vn

104

Tch hp Lin tc

Tch hp Lin tc (Continuous integration - CI) trin khai lin tc cc tin trnh m bo vic qun l cht lng tng phn nh hiu qu, p dng thng xuyn.

c h tr bi mt h thng CI vi rt nhiu cc kim th t ng, build v cc thnh phn khc.

Li ch: Tng cng s minh bch

Tng cng s hp tc v truyn thng

Cho php mi ngi cng lm vic trn mt m ngun

105

H thng CI

106

Thit k tin ha

Thit k nhng th phc tp c kh nng linh hot trn giy hoc cng c

Thit k tin ha

107

Lun c nhng th thay i bt ng

Lun c nhng th thay i bt ng

Nhiu phc tp hn mc cn thit. Kh khn trong vic bo tr

D dng thch nghi. ID thay i d dng. Gim bt phc tp

Lm bn mu

Vic bn mu c sm s gip ngi dng d hnh dung ra sn phm sau khi hon thnh

Khuyn khch s tham gia tch cc ca ngi dng v nh pht trin

Tng tc pht trin h thng

Xc nh cc yu cu c bn

Pht trin bn mu u

Xem xt

Kim tra v ci tin bn mu

108

Pht trin Hng-Kim-th (TDD)

Khng tin hnh vit m ngun cho ti khi cc kim th c thit k hon chnh!

Chin lc Lm cho Tht bi

Khng c m ngun no m khng c kim th tht bi

Lm cho Thnh cng n gin nht c th

Lm cho Tt hn Ci tin (m ngun, thit k, kim th, ti liu)

Tin tng vo vic kim th

109

110

Cc bc trong TDD

Ngun nh: Excirial (http://upload.wikimedia.org/wikipedia/en/9/9c/Test-driven_development.PNG)

Ci gi ca bug

Ba nhn t RGB

112

Tht bi

Thnh

cng Ci tin

Pht trin Hng Kim th Chp nhn (ATDD)

Mt k thut dnh cho t ng kim th chp nhn

Chin lc 3D

Tho lun (Discuss) trong hi tho v xc nh yu cu

xy dng cc th vin kim th

Pht trin (Develop) vi s ng thun

to ra nhiu tnh nng t kim th hn

Cung cp (Deliver) cc chp nhn

t c nh ngha hon thnh, cn s chp nhn ca ngi dng

113

Yu cu Kim th

Chp nhn T ng ha TDD

nh ngha Hon thnh

Pht trin Hng-Hnh-vi (BDD)

Pht trin phn mm c ch dn trc tip bi cc m t hnh vi v cc tnh nng (v m phng).

Hi ging vi ATDD, nhng khc v t duy

Cht lng phn mm cao hn, tnh t t chc tt hn

114

Xc nhn li hnh

vi

Pht

trin

Xc nhn vi m

phng UI

Cc m

t hnh vi

Ti cu trc m ngun Code Refactoring

Bn thc hnh vit m mt t, sa li mt t => kt qu l code bn v thit k ti.

Ti cu trc code tt hn, c thit k tt hn, vn gi nguyn chc nng ca h thng tt hn ngha l g?

Gi cho m ngun: D bo tr D m rng Tnh gn kt cao (High Cohesion) t ph thuc (Low Coupling) Loi b trng lp

115

Cc k thut ti cu trc

Tru tng ha (Abstraction) Bao gi cc trng Dng kiu khi qut (generic) Thay th m kim tra (check) vi State/Strategy Thay th cc iu kin bng a hnh

Phn tch m To mi phng thc, thay th mt phn ln m trong mt

phng thc bng phng thc khc To thm lp mi

Chun ha m Chuyn phng thc hoc trng i tn phng thc, trng y ln lp cp trn hoc lp cha y xung lp cp di hoc lp con

116

T CHC

117

T chc

Scrum s xung t vai tr\t chc:

Qun l D n

Phng ban Chc nng: m bo Cht lng,

Kim th, Pht trin, v.v..

Cc vai tr khc s thay i

Vai tr\s nghip ca tng c nhn thay i

Cc chc danh mi: Hun luyn vin agile, lnh

o agile, Scrum Master, Product Owner

118

Phm vi p dng Scrum

Th bit Scrum vn hnh th no

Thi gian ngn

ra quyt nh dng Scrum hay khng Pilot

S dng t duy Scrum l ch yu

u t ngn hn, thu li nhanh

Khng bn vng Project

Xy dng nh my sn xut phn mm

100% Scrum Studio

M rng hot ng

Scrum thnh vn ha cng ty Enterprise

119

Bt u vi Scrum

Xc nh mc tiu, chin lc v phm vi p dng Scrum

Xy dng Nhm Scrum

Xc nh r vai tr v trch nhim c

th

Xy dng v cam kt vi Working

Agreement

nh ngha HON THNH

p dng By-The-Book

m bo tt c cc cng vic bm st

nh hng Product Owner

Khng cc nh qun l d n xen

vo

120

ng n ScrumBut

Khng hiu r mc ch ca Scrum

Vin n bc?

Che du nhng vn hoc ngn cn s thay i ca t chc

Chnh sa do bi cnh c th

iu ny rt ph bin, nhng phi gi c s cn bng v tinh thn Scrum

121

a Scrum vo t chc ca bn

C c s tin tng ca t chc trc khi bt h phi thay i

thay i t chc, hy cho h thy Bng chng v Siu-Hiu sut khi s dng Scrum.

Hy lm cho Scrum tr thnh mt loi vi rt trong t chc

Lun lun tp trung vo s thay i v tin b ca bn thn thay v li cho t chc

Hy suy ngh theo li tinh gn (lean thinking)

122

Tho lun: Cn lm g to mi trng Scrum trong cng ty?

123

Nhng tr ngi vi Scrum

Theo Bas Vodde:

Nhng o tng v mnh lnh v iu khin

Vn gi cc l thi c

Tnh hin nhin ca ScrumBut

Trng ch php mu no

Thiu s minh bch

Qun tnh Waterfall

124

Nguyn nhn tht bi S dng khng hiu qu hot ng ci tin

Khng c kh nng li ko tt c mi ngi cng tham gia vo lp k hoch

Khng ch ti c s h tng cn thit

Scrum Master ti

Product Owner khng gi c s nht qun

Tht bi trong vic thc y hot ng kim th

Khi phc li khun mu trc y

Ch quan tm ti cam kt s sch" t pha qun l iu hnh

Nhm thiu thm quyn v kh nng ra quyt nh

Khng c ngi chu trch nhim truyn t khi tin hnh lm vic phn tn

Vn ha ca t chc khng h tr vic hc tp

T chi chp nhn mt cch gay gt

125

Jean Tabaka

Tng bng tri Scrum

126

Recap

127

Scrum

Nhm

Scrum

S kin

ngh

HI & P

128

Ti nguyn v Tham kho

Pete Deemer, Gabrielle Benefield, Craig Larman & Bas Vodde, Scrum Primer ver. 1.2

Ken Schwaber & Jeff Sutherland, Scrum Guide, Scrum.org

Jean Tabaka, Twelve ways agile adoption failed, Better Software, Nov. 2007,

www.stikymind.com (http://www.nxtbook.com/nxtbooks/sqe/bettersoftware1107/ )

Mountain Goats, Scrum Overview,

(http://www.mountaingoatsoftware.com/scrum/overview )

MoutainGoats, Planning Poker Estimating in details

(http://store.mountaingoatsoftware.com/pages/planning-poker-in-detail)

Scrum Alliance , http://www.scrumalliance.org/blog/129-pmi-develops-agile-

certification

Bill Wake, INVEST in Good Stories, and SMART Tasks,

http://xp123.com/articles/invest-in-good-stories-and-smart-tasks/

A gallery of team rooms and charts, http://xp123.com/articles/a-gallery-of-team-

rooms-and-charts/

129

Cng ng Agile\Scrum

Definitive Scrum, Training: www.Scrum.org

Scrum Alliance: www.scrumalliance.org

Agile Alliance: www.agilealliance.org

H Ni: www.hanoiscrum.net

H Ch Minh City: www.agilevietnam.org

130

PH LC A: DANH MC KIM TRA DNH CHO SCRUM MASTER

131

Ti tp tin: http://www.scrummasterchecklist.org/pdf/scrummaster_checklist09.pdf

http://hanoiscrum.net/hnscrum/resource/139

Ph lc B: East2West (1)

East2West Tours and Travels l mt cng ty tr v nng ng c iu hnh bi cc c nhn cung cam kt cung cp nhng dch v t chun cao nht trong ngnh du lch. Chng ti t s tp trung vo cc dch v dnh cho c nhn, s quan tm ti tng chi tit nh, cc hnh trnh c i mi v s chm sc tuyt vi dnh cho khch hng. Tuy nhin, trong nhng nm qua chng ti gp phi mt vi truy vn hoc tnh hung kh, l nhng th m chng ti khng th gii quyt v hng ti vic tin b trong tng lai. Chng ti mong ch dch v ca cc bn 7 ngy/tun. Kh nng cnh tranh ca chng ti cao, v nu bn ang tm kim mt cng ty du lch khng ch cung cp c cc dch v hng u, m cn c th d on v hiu r nhu cu ca bn, bn khng cn phi tm kim u xa.

132

Ph lc B: East2West (2)

Cc h thng hin nay ti East2West Tours and Travels vi cc hng dn ng k cc dch v da trn li nhun nht inh nh: Dch v du lch trn gi v Dch v cho thu xe hi.

Mt tour trn gi l mt k hoch du lch ti mt a im nh trc. Chng ti nhm cc k hoch ny thnh nhng gi nh:

Cc tour c sp t a im

Tin nghi

n

Du lch bn a

Mi gi c c trng bi s c nh v thi gian v mt mc gi. Cc thnh phn khng b tnh gi thm.

Chng ti lm trong lnh vc ny 10 nm. Kinh nghim cho php chng ti to ra cc gi , c th tr thnh ph bin. Chng ti cng c cc d liu c ly t cc h s trong qu kh.

Cc gi c th:

Cc tour tm hiu v mt quc gia

Cc hot ng nh b hnh, cm tri hoc sn bn

Cc a im lch s

Trong h thng hin ti, khi mt khch hng n vi chng ti tm kim mt gi y cho k ngh, chng ti a cho h nhng gi sn c ca mnh. Khch hng la chn v chng ti tin hnh t cho h gi . Thng thng, mc gi trn gi c xc nh trn c s s ngi. Do , s tin phi tr c tnh ty thuc vo s v h t. V vy, h thng hng dn l rt chm, khi hin th ti liu qung co cho cc gi khc nhau, nhp d liu khch hng v ghi nhn cc d liu bn hng thng tn nhiu thi gian v cn nhiu s sch. Vy nn, mt xut l xy dng h thng thay th h thng c gip cc tin trnh x l nhanh hn.

133

Ph lc B: East2West (3) Dch v Thu xe hi

Th hai, chng ti cng cho thu xe hi. i khi cc khch hng sn sng vi k hoch du lch ca h v ch cn s chuyn ch t chng ti.

Chng ti c nhiu loi xe hi nh Honda, Hyundai, Tata, Maruti v Toyota v mt s c kch c nh, kch c ln, hng sang v xe ti hng nh. Khch hng s la chn da trn cc yu t:

Mu xe

Loi xe

S gh

C li xe\t li

C iu ha nhit hoc khng

Ngy thu v ngy tr xe

Vi h thng hin ti, khi khch hng ti thu xe, mt danh sch xe da theo yu cu ca khch hng s c a ra. Khch hng la chn v chng ti t chic xe cho h. Tm chic xe ph hp v ghi nhn cc thng tin bn hng l tn km thi gian v cn nhiu s sch.

Hai dch v trn u c th lp ha n. Tuy nhin c th hy b. Vic bi thng do hon tr c tnh ton da vo s ngy cn li trc khi ngy thc t s dng dch v.

Cc quy tc tnh tin hon tr nh sau:

Trc 1 ngy 75%

2 ngy 80%

3 ngy 85%

4 ngy 90%

5 ngy 95%

Thng tin tr gip

y l dch v th ba, dch v ny phi li nhun, nhng chng ti coi n nh mt dch v to ra c hi thu li nhun cho chng ti. Chng ti c mt c s d liu rt ln v phong ph theo tng ngy v khch sn v v my bay. Chng ti phi t chc chng thng tho. Khch hng khi quyt nh c a im du lch, h s rt hng th khi tm thy nhng thng tin chi tit v cc khch sn, cc chuyn bay n a im . Dch v tr gip thng tin ca chng ti s gip h truy xut ti cc thng tin nh khch sn, mc gi ca h, nhng tin ch m h cung cp, cc mn n c bit v cc chuyn bay ti thnh ph , lch trnh cng nh gi v. Cc thng tin ny c cung cp rt ph bin v khng lp ha n. Trong h thng hin ti, cc thng tin ny c lu tr trong cc ti liu qung co v cc h s tnh. Do , chng ti lp k hoch lu tr v thu thp t ng cc thng tin .

134

Ph lc B: East2West (4) H thng xut pht trin c th thc hin cc chc nng sau:

Du lch trn gi

Tm kim v hin th thng tin chi tit v cc gi du lch c sn theo cc tiu ch c cung cp bi khch hng

t tour du lch m khch hng la chn

Hy b tour du lch khi cn

Cho thu xe hi

Tm kim v hin th cc mu xe, loi xe v gi thu sn c ph hp vi cc tiu ch a ra bi khch hng. Cc tiu ch c th l mu xe, loi xe, yu cu v iu ha nhit , yu cu v li xe, s gh, ngy thu v ngy tr xe.

t chic xe m khch hng la chn

Hy b t thu xe khi cn

Thng tin tr gip

Tm kim v hin th cc khch sn c trong mt thnh ph no vi mc gi c a ra bi khch hng.

Tm kim v hin th cc thng tin v nhng chuyn bay sn c vi ch n v ngy khi hng m khch hng ch nh

Phn tch thng tin bn hng

Thc hin phn tch thng tin bn hng ca dch v cho thu xe bng cch tnh ton doanh thu da trn cc yu t: Mu xe, Loi xe, Phm vi thu xe ca khch hng, Gi thu, Xe hi c iu ha, Xe hi khng iu ha, Thi k trong nm.

Phn tch bn hng trn dch v tour trn gi bng cch tnh ton doanh thu theo cc yu t: Thi gian ca gi du lch, Loi gi, Gi, Phm vi t tour ca khch hng, Nhm khch hng, Thi k trong nm. .

135

Ph lc C: Scrum trn mt trang giy

136

Ph lc D: Danh mc kim tra cht lng trin khai Scrum

Scrum tt c tnh c cp nht hng ngy

Mi ngi u c mt ti bui Hp Scrum Hng ngy

Mi ngi h tr ln nhau

Mi ngi yu cu tr gip

Mi ngi trnh by vn vi Nhm v cng nhau gii quyt chng

C nhiu trao i v tng tc

Nhiu vn ng ngn c a ra bi Nhm

Scrum ti Sprint yu cu nhiu cng vic hn so

vi k hoch

Thnh vin Nhm bo co mt hng mc vt qu hai ngy so vi c tnh m khng c ai ch hoc quan tm

Khng c tng tc no khc ngoi bui Hp Scrum Hng ngy

Product Owner khng c mt khi cn tham vn

Nhng phin nhiu t bn ngoi

Che du cc cng vic cn tn ng

Chp nhn hin trng

Tht bi trong vic cung cp Gi tng trng Chuyn giao c sau mi Sprint

137

Cm n Alan Atlas

Ph lc E: M rng quy m

M rng quy m thnh Nhm ca Nhm

Cc yu t m rng:

Loi ng dng

Kch c Nhm

Nhm phn tn

Thi gian thc hin d n

Scrum tng c trin khai cho mt d n

vi hn 500 thnh vin tham gia

138

Ph lc F: Scrum phn tn

Cc loi Nhm Scrum phn tn:

Scrum c lp: Nhm b c lp v mt a l

Scrum phn tn ca Scrum: Nhm Scrum b c lp

v a l v c tch hp bi Scrum ca Scrum

Scrum tch hp hon ton: Nhm Scrum lin chc

nng vi cc thnh vin phn tn cc khu vc a l

khc nhau.

Kh khn chia s cc gi tr v mc tiu

www.distributedscrumprimer.com

139

Sch

140

141