Konsep Sistem Informasi

Pertemuan Pertama

Ø  Bisnis adalah suatu organisasi yang menjual barang dan jasa kepada konsumen untuk mendapatkan laba (keuntungan)

Ø  Keuntungan seperrti keloyalan seorang customer dengan penjual

Ø  Jenis bisnis

-          Produk      :

  - manufaktur

                                    -dll      

-          Jasa            :

                   -bisnis transportasi

                    -bisnis telekomunikasi

Ø  Bentuk dasar kepemilikan bisnis

-          Perusahaan perseorangan :adalahbisnis yang kepemilikannyadipegangolehsatu orang. Pemilikperusahaanperseoranganmemilikitanggungjawabtakterbatasatashartaperusahaan. Artinya, apabilabisnismengalamikerugian, pemiliklah yang harusmenanggungseluruhkerugianitu.

-          Persekutuan:adalahbentukbisnisdimanadua orang ataulebihbekerjasamamengoperasikanperusahaanuntukmendapatkan profit. Samasepertiperusahaanperseorangan, setiapsekutu (anggotapersekutuan) memilikitanggungjawabtakterbatasatashartaperusahaan. Persekutuan dapatdikelompokkanmenjadipersekutuankomanditerdanfirma.

-          Perseroan:adalahbisnis yang kepemilikannyadipegangolehbeberapa orang dandiawasiolehdewandirektur. Setiappemilikmemilikitanggungjawab yang terbatasatashartaperusahaan.

-          Koperasi: adalah bisnis yang beranggotakan orang-orang atau badan hukum koperasi dengan melandaskan kegiatannya berdasarkan prinsip koperasi sekaligus sebagai gerakan ekonomi rakyat yang berdasarkan asas kekeluargaan. Koperasibertujuanuntukmenyejahterakananggotanya. Karateristikutamakoperasi yang membedakandenganbadanusahalainadalahanggotakoperasimemilikiidentitasganda. Identitasgandamaksudnyaanggotakoperasimerupakanpemiliksekaliguspenggunajasakoperasi.

Ø  Tujuan bisnis :

-          setiap bisnis mempunyai tujuan-tujuan tertentu yang tercermin dalam VISI dan MISI dari tiap-tiap organisasi.

-          Fokusnya tentu mendapatkan laba/keuntungan

-          Bagaimana mendapatkan LABA :

·         Membuat strategi

·         Proses pembuatan

·         Di implementasikan strateginya.

pertemuan 2

Ø  contoh orang yang menggunakan sistem Informasi

-          orang yang bekerja di marketing

-          manager

-          pengacara

Pertemuan kedua

An introduction to information systems

Ø  Information System (IS) is a set of interrelated components that collect, manipulate, and disseminate data and information, and provide feedback to meet an objective. For example: ATMs, airline reservation systems, course reservation system and etc.

Ø  Information is different from data

Ø  Data is raw facts but if Information is collection of facts organized in such a way that they have value beyond the facts themselves.

Ø  Knowledge is awareness and undrestanding of a set of information an d ways that information can be made useful to support a specific task or reach a decision.

Ø  Alphanumeric  data, image data, audio data, and video data is type of Data.

Ø  If Data teh transformation process wil be a information

Ø  Characteristics of valuable information :

-          Accesible

-          Accurate

-          Complete

-          Economical

-          Flexsible

-          Relevant

-          Reliable

-          Secure

-          Simple

-          Timely

-          Verifiable

Ø  Value of information is directly linked to how it helps decision makers achieve their organization’s goals

Ø  Sytem is a set elements or components that interact to accomplish goals

Ø  Components of system

-          Input is activity of gathering and capturing raw data

-          Processing is converting or transforming data into useful outputs

-          Output is production of useful information, usually in the form of documents and reports

Ø  Efficiency : measure of what is produced divided by what is consumed

Ø  Effectiveness : extent to which system attains its goals

Ø  System performance standard  is a specific objective of the system

Ø  An information system can be manual and computerized

Ø  Computer –based information system (CBIS) is a single set of hardware, software, database, telecommunications, people, and procedures that are configured to collect data into information.

Ø  Most common types of information systems used in business oragnizations

-          Electronic and mobile commerce systems (E-commerce)

-          Transaction processing systems is an organized collection of people,procedures, software, databases, and devices used to record completed business transactions.

-          Management information systems is an organized collection of people, procedures, software, databases, and devices that providers routine information to managers and decision makers.

-          Decision support systems is an organized collection of people. Procedures, software, databases, and devices used to support problem-specific decision making.

Ø  Specialized business information systems:

-          knowledge management is an oragnized collection of people and devices to create and ude the oragnization’s knowledge and experience.

-          artifical intelligence field in which the computer system takes on the characteristics of human intelligence

-           expert systems give the computer the ability to make suggestions and act like an expert in a perticular field

-           virtual reality

NAMA  : EDYSON LUHULIMA

NIM      : 12410100032

PRODI  : SISTEM INFORMASI

KELAS : Q1