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COSTS OF SOFTWARE
QUALITY




        IKA NURKASANAH - 5209100083
TUJUAN
Memungkinkan manajemen untuk melakukan kontrol secara
ekonomis dalam melakukan SQA


Specific :
• Mengevaluasi rencana untuk meningkatkan atau menurunkan
  level SQA
• Mengkontrol biaya inisiasi untuk mencegah dan mendeteksi
  kesalahan software
• Mengevalusi gangguan ekonomi yang diakibatkan kegagalab
  software
BAGAIMANA
MENGKONTROL BIAYA?
Membandingkannya kinerja saat ini dengan :
• Biaya teranggarkan
• Kesalahan biaya tahun kemarin
• Biaya proyek sebelumnya
• Biaya kualitas departmen lain
MODEL
 Classic



            Costs of Failure    Karena kegagalan pencegahan dan
               Control          pendeteksian kesalahan software
 Costs of
 Software
            Cost of Control    Digunakan untuk mendeteksi
                               software error untuk menguranginya
Prevention
                                 Costs
              Costs of
Costs of      Control        Appraisal Costs
Software

                                 Internal Failure
              Costs of                Costs
           Failure Control
                                 External Failure
                                      Costs
PREVENTION COSTS
Meliputi investasi infrastruktur dan aktivitas yang secara tidak
langsung pada proyek.
Contoh : Investasi infrastruktur melalui update komponen
prosedur, instruksi, support device (templates,checklist), SCM
System, Sofware quality metrics
• Instruksi pada karyawan baru dan sertifikasi bagi posisis yang
  sudah memenuhi syarat.
• Review internal
• Audit eksternal
• Review manajemen kualitas
APPRAISAL COSTS
Biaya yang dikeluarkan pada saat aktivitas dilakukan secara
khusus pada proyek untulk mendatangi error yang terjadi.
CONTOH : Review (DRs), peer review, expert reviews
EXTERNAL FAILURE
Semua biaya untuk pembenaran selama maintenance dilakukan.

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COSTS OF SOFTWARE QUALITY MODEL

  • 1. COSTS OF SOFTWARE QUALITY IKA NURKASANAH - 5209100083
  • 2. TUJUAN Memungkinkan manajemen untuk melakukan kontrol secara ekonomis dalam melakukan SQA Specific : • Mengevaluasi rencana untuk meningkatkan atau menurunkan level SQA • Mengkontrol biaya inisiasi untuk mencegah dan mendeteksi kesalahan software • Mengevalusi gangguan ekonomi yang diakibatkan kegagalab software
  • 3. BAGAIMANA MENGKONTROL BIAYA? Membandingkannya kinerja saat ini dengan : • Biaya teranggarkan • Kesalahan biaya tahun kemarin • Biaya proyek sebelumnya • Biaya kualitas departmen lain
  • 4. MODEL Classic Costs of Failure Karena kegagalan pencegahan dan Control pendeteksian kesalahan software Costs of Software Cost of Control Digunakan untuk mendeteksi software error untuk menguranginya
  • 5. Prevention Costs Costs of Costs of Control Appraisal Costs Software Internal Failure Costs of Costs Failure Control External Failure Costs
  • 6. PREVENTION COSTS Meliputi investasi infrastruktur dan aktivitas yang secara tidak langsung pada proyek. Contoh : Investasi infrastruktur melalui update komponen prosedur, instruksi, support device (templates,checklist), SCM System, Sofware quality metrics • Instruksi pada karyawan baru dan sertifikasi bagi posisis yang sudah memenuhi syarat. • Review internal • Audit eksternal • Review manajemen kualitas
  • 7. APPRAISAL COSTS Biaya yang dikeluarkan pada saat aktivitas dilakukan secara khusus pada proyek untulk mendatangi error yang terjadi. CONTOH : Review (DRs), peer review, expert reviews
  • 8. EXTERNAL FAILURE Semua biaya untuk pembenaran selama maintenance dilakukan.