Definisi Software

APA itu Software?
– merepresentasikan masalah dunia nyata
– masalah dunia nyata lebih komplek dari “switching two values”
– meliputi program,dokumen ,data
– sofware tidak sama dengan program

Karakteristik sofware :
– software adalah komponenn system yang logic (bukan fisik)
– software dibangun/direkayasa, tidak melalui proses manufaktur secara umum
– software tidak kadaluarsa
– sofware dibangun berdasarkan kebutuhan

sofware aplikasi
– system software : program ditulis u/ melayani program2 yang lain (compiler, editor, dan utilitas pengatus file)
-real-time software : sistem yg memiliki delay dlm batas2 toleransi (mesin atm ,sistem kereta api otomatis)
– bussiness software : mensupport kebutuhan organisasi2.
– engineering & scientific software : software yg ditanamkan u/ fungsionalitas tertentu n tidak bisa diedit. (mesin cuci,oven)
– personal computer software : pengolah kata dll
– actificial intelligence software (software kecerdasan buatan)

Perkembangan Software
1. tahun 50-an : batch orientation, limited distribution, custom software
2. tahun 65-an sampai 75-an : multiuser, real time, database, product software.
3. sekarang : powerful dekstop system, object oriented tech, expert system, artificial neural network, paralel computing, network computer.

Mengapa perlu SE?
# software adalah sesuatu yang komplek
# software harus benar

elemen SE
product = software : programs, documents, data

proses bagaimana software di bangun :
1. management process
# project management
# configuration management
# Quality assurance management

2. Technical Process
#metode yang harus di aplikasikan : analisis, perancangan, pemrograman, pengujian
#siapa saja yang terlibat : manager, software developer, support.

software engineering layers
1.tools -> power designer,dll
2. mwthods -> design view,code review, testing
3. process -> waterfall,dll

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