November 2017

Pertemuan 2 Pengantar Teknologi Informasi

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Abad Informasi 

Evolusi Abad Informasi

 Abad Pertanian (tahun < 1800) Bertani, menggunakan tenaga manusia dan tangan

 Abad Industri (1800 – 1957) Bekerja di pabrik, menggunakan tenaga manusia dan mesin

 Abad Informasi (1957 – sekarang) Pekerja terdidik, menggunakan tenaga dan teknologi informasi



Masyarakat Informasi Masa ketika masyarakat lebih banyak bekerja dalam bidang penanganan informasi daripada bidang pertanian dan industri.

1

November 2017

Apa teknologi informasi itu?

 Televisi dan radio?  Handphone?  Komputer?  Laptop?  Internet?

DEFENISI  Information Technology (teknologi informasi – TI) adalah istilah untuk mendeskripsikan teknologi-teknologi yang memungkinkan manusia untuk :  Mencatat (record)  Menyimpan (store)  Mengolah (process)  Mengambil kembali (retrieve)  Mengirim (transmit)  Menerima (receive)

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November 2017

INFORMASI vs DATA Data ~ raw data (data mentah), contoh: 180”, valid, laki-laki, Informasi = data yang terstruktur hasil dari olahan, contoh: Data Mentah

Proses

Informasi

Teknologi Ilmu yang berkaitan dengan sains sebagai pengaplikasian/penerapan pengetahuan saintifik Aplikasi praktis dari sains dalam berbagai bidang seperti industri, pendidikan dan bisnis.

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November 2017

 TI  Masa lalu: goresan/gambar, alat hitung, arsip, telgraf, …  Masa kini: komputer, faks, teleconference

 Mengapa informasi diperlukan  Alat komunikasi: sinyal [asap, lampu], kode [morse, gerak tubuh,..]  Dasar pengambilan keputusan

 Informasi apa?  Segala jenis?  Khusus >> tergantung: posisi, situasi, kondisi, relasi,..

Perolehan informasi melalui  Pustaka [ilmuah, semi-ilmiah, popular  Media masa [cetak, radio, TV]  Lisan [wawancara, telepon]  Tulisan [surat, fax]  Peangkat bantu  Manual [pensil/pena +kertas]  Mesin mekanis [mesin tik]  Alat telekomunikasi  Alat elektronik

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November 2017

Apa yang membuat informasi berguna?  Akurasi  Lengkap  Fleksibel  Dapat dipercaya  Berhubungan  Mudah diakses  Berdasarkan fakta  Tepat waktu  Tidak terkontaminasi

KOMPONEN TI  Hardware (HW)  CPU,memory, I/O device, interconnector

 Software (SW)  OS, package application, user application

 Firmware (FW)  Instruksi disimpan permanen dalam ROM

 Brainware (BW)  End user, programmer, analyst, manager, DBA

 Infoware (IW)  User manual, SOP, cyber law

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