PERKEMBANGAN TEKNOLOGI KOMUNIKASI Pertemuan 1
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Pustaka Perkembangan Teknologi Komunikasi Straubhaar and L Rose, Media Now : Understanding Media, Culture, and Technology, Thomson Wadsworth, 2006. ¨ Bucy, Erik P., “Living in the information Age: a New Media Reader”, Wadsworth Thomson Learning, USA:2002. ¨ Nasution, Zulkarimein, perkembangan Teknologi Komunikasi, Universitas Terbuka, 2000; ¨ Discovery Computer. ¨
Brief contents 1.
2. 3. 4. 5. 6.
Arti Penting sejarah perkembangan teknologi komunikasi Bentuk-bentuk teknologi komunikasi Perkembangan era/zaman teknologi komunikasi Unsur-unsur teknologi komunikasi Sistem relay transmisi teknologi penyiaran Sistem terminal alat perkantoran dan sistem penerimaan signal radio dan televisi
Brief contents 7. Sistem siaran radio 8. uts 9. Sistem penyiaran televisi 10. Internet sebagai media bauran komunikasi 11. Manfaat positif dan negatif radio dan televisi online 12. Trend tv berjaringan dan tv kabel sebagai life style 13. Mampu analisa broadcasting mobile 14. Mampu menulis berita/audio-visual di internet
Penyelenggaraan Ujian Dijadwalkan oleh BAAK ¨ Harus hadir tepat waktu dan tidak salah jadwal ¨ Kalau sakit harus ada bukti surat dokter dan kwitansi untuk ujian susulan tetapi harus diurus sebelum periode ujian berakhir ¨
Definisi Komunikasi ¨
Komunikasi manusia adalah proses yang harus dilalui individu dalam menjalin hubungan, kelompok, organisasi dan masyarakat dengan menciptakan dan menggunakan informasi untuk berhubungan dengan lingkungan dan orang lain.
- Human communication is the process through which individuals in relationshio, groups, organizations, and societies create and use information to relate to the environment and one another – Ruben, 2006:17
A World of Computers Apa itu computer literacy (digital literacy)?
Ø Pengetahuan serta pemahaman mengenai penggunaan komputer Ø Komputer dimana-mana
p. 4-5 Fig. 1-1
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Komputer Definisi Komputer
Ø Perangkat electronik yang beroperasi berdasarkan instruksi pada memori Diproses jadi information
Menerima data
Sesuatu yang belum diproses
Mempunyai arti dan berguna bagi orang
Memberikan hasil dan menyimpannya
p. 6
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Komputer Siklus Pemrosesan Informasi Ø Ø Ø Ø Ø
p. 6 Fig. 1-2
Input Process Output Storage Communication
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Komponen Komputer Alat Input Hardware yang digunakan untuk memasukkan data dan instruksi Ø
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Input Devices below Chapter 1 p. 7 Fig. 1-3
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Komponen Komputer Alat Output Hardware yang menyampaikan informasi kepada pengguna Ø
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Output Devices below Chapter 1 p. 7 - 8 Fig. 1-3
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Komponen Komputer System Unit Sebuah kotak terdiri dari komponen elektronik yang digunakan untuk memproses data Ø
p. 7 - 8 Fig. 1-3
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Komponen Komputer Dua komponen penting Motherboard Processor Disebut juga Central Processing Unit (CPU) menerjemahkan dan membawa keluar hasil dari instruksi dasar yang mengoperasikan komputer
Memory Menyimpan sementara • Instruksi sebelum dieksekusi • Data yang dibutuhkan instruksi p. 8
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Komponen Komputer Storage Ø Menyimpan data, instruksi, serta informasi untuk penggunaan masa datang Storage media
Media fisik dimana data, intruksi, serta informasi disimpan Storage device
Menerima dan menyimpan data, instruksi, serta informasi dari dan ke storage media
p. 8
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Komponen Komputer USB flash drive
ü Media penyimpanan portable ü Kecil dan ringan untuk dikantongi ü Rata-rata USB flash drive dapat menyimpan sekitar 2 milyar karakter
p. 8
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Komponen Komputer Hard disk Ø Kapasitas lebih besar dari USB flash drive Ø Kebanyakan diletakkan di System Unit
p. 8 Fig. 1-4
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Komponen Komputer Video: Speed Up Your Hard Drive
CLICK TO START
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Komponen Komputer Compact disc Ø Datar, bulat, portable § §
p. 9 Fig. 1-5
CD DVD
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Komponen Komputer Alat Komunikasi Komponen hardware yang
memungkinkan komputer untuk
mengirim dan menerima data,
instruksi, dan informasi
Bisa melalui kabel, saluran telepon,
jaringan seluler, satelit,
dan media transmisi lainnya
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Communications Devices below Chapter 1 p. 9
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Keuntungan dan Kerugian Keuntungan
Handal
Cepat
Penyimpanan
p. 10
Konsisten
Komunikasi
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Keuntungan dan Kerugian Kerugian
Pelanggaran Privasi
Dampak Tenaga Kerja
p. 10 - 11
Keamanan Publik
Resiko Kesehatan
Dampak Lingkungan
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Jaringan dan Internet Jaringan Ø Sekumpulan komputer dan perangkat lain yang saling terhubung Untuk Berbagi
Sumber (Resource)
Perangkat Hardware
program Software Data Informasi
p. 11
Menghemat Uang dan Waktu
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Jaringan dan Internet Server Ø Mengontrol akses ke resource pada jaringan Ø Client atau workstation meminta resource dari server
p. 11 Fig. 1-6
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Jaringan dan Internet Internet Ø Sekumpulan jaringan yang menghubungkan jutaan perusahaan, badan pemerintah, institusi pendidikan dan individu
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Internet below Chapter 1 p. 12 Fig. 1-7
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Jaringan dan Internet Alasan user mengakses internet
1. Komunikasi 2. Riset dan Informasi 3. Belanja 4. Investasi dan Perbankan 5. Studi 6. Hiburan 7. Download Musik 8. Berbagi Informasi
p. 12 - 13 Fig. 1-8
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Jaringan dan Internet Web Ø Milyaran dokumen (halaman web) yang memungkinkan setiap orang terhubung ke internet Website Sekumpulan halaman yang masih berhubungan
Berbagi informasi di website jejaring sosial atau komunitas foto
Halaman web terdiri dari: 1. teks 2. Grafik 3. Audio 4. Video 5. links
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Sharing Videos below Chapter 1 p. 12 - 14
podcast adalah audio yang direkam di Website bisa didownload
Blog terdiri dari artikel dan jurnal
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Software Komputer Software
Berisi sekumpulan perintah yang menceritakan apa yang komputer lakukan dan bagaimana menggunakannya
p. 15
Disebut juga program
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Computer Software What is a graphical user interface (GUI)? Ø Allows you to interact with the software using text, graphics, and visual images such as icons Ø Controls how you enter data and instructions and how the screen displays information
p. 15 Fig. 1-10
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Computer Software What is system software?
Ø Programs that control or maintain the operations of the computer and its devices
Operating System (OS)
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Windows Vista below Chapter 1 p. 15-16
is a set of programs that coordinates all activities among computer hardware Utility Programs allow the user to perform maintenance-type tasks devices usually related to managing a computer, its devices or its programs
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Computer Software What is application software?
Ø Programs designed to make users more productive
p. 16 Fig. 1-11
Word Processing
Spreadsheet
Database
Presentation Graphics
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Computer Software How do you install and run programs?
p. 17 Fig. 1-12
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Computer Software What is a programmer?
JavaScript
Ø Someone who develops software §
Programmer writes the instructions to direct the computer to process data into information
Web application p. 18 Fig. 1-13
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Categories of Computers What are the categories of computers? Personal Computers (desktop) Mobile Computers and Mobile Devices Game Consoles Servers Mainframes Supercomputers Embedded Computers p. 19
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Personal Computers What are the two most popular styles of personal computers? Ø PC
and compatibles use the Windows operating system
Ø Apple
Macintosh usually uses the Macintosh operating system (Mac OS X)
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Personal Computers below Chapter 1 p. 19 - 20 Figs. 1-15–1-16
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Personal Computers What is a desktop computer? Ø Designed so all of the components fit entirely on or under a desk or table
p. 19-20 Fig. 1-15
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Mobile Computers and Mobile Devices What is a notebook computer? Ø Portable, small enough to fit on your lap Ø Also called a laptop computer Ø Usually more expensive than a desktop computer with equal capabilities
p. 20 Fig. 1-17
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Mobile Computers and Mobile Devices What is a Tablet PC? Ø Resembles a letter-sized slate Ø Allows you to write on the screen using a digital pen Ø Especially useful for taking notes
p. 21 Fig. 1-18
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Mobile Computers and Mobile Devices What are mobile devices? Small enough to carry in a pocket
Internet-enabled telephone is a “smart phone”
p. 21 - 22
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Mobile Computers and Mobile Devices What is a handheld computer? Small enough to fit in one hand
p. 21 Fig. 1-19
Used by mobile employees such as meter readers and delivery people
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Mobile Computers and Mobile Devices What is a personal digital assistant (PDA)? Ø Provides personal organizer functions § § § § §
p. 21 Fig. 1-20
Calendar Appointment book Address book Calculator Notepad
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Mobile Computers and Mobile Devices What are smart phones?
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click iPhone below Chapter 1 p. 22 Fig. 1-21
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Game Consoles What are game consoles? Mobile computing device designed for singleplayer or multiplayer video games
p. 22 Fig. 1-22
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Servers What types of servers are there? A server controls access to network resources and provides centralized storage Mainframe Very powerful, expensive computer that supports thousands of connected users Supercomputer The fastest, most powerful, most expensive computer. Used for applications requiring complex mathematical calculations
p. 23 Figs. 1-23 – 1-25
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Embedded Computers Ø A special-purpose computer that functions as a component in a larger product
What is an embedded computer?
p. 24 Fig. 1-26
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Elements of an Information System What are information system elements? Ø Ø Ø Ø Ø
Hardware Software Data People Procedures
p. 25 Fig. 1-27
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Examples of Computer Usage What software is available for a home user? Ø Ø Ø Ø
Personal finance management Web access Communications Entertainment
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Women in Technology below Chapter 1
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Minorities in Technology below Chapter 1 p. 26 Fig. 1-28
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Examples of Computer Usage What software is available for a small office/home office (SOHO) user? Ø Ø Ø Ø
Productivity software Specialty software Web usage E-mail
p. 28 Fig. 1-30
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Examples of Computer Usage What is available for a mobile user? Ø
Hardware § § § §
Ø
Notebook computers Tablet PCs Internet-enabled PDAs Smart phones
Software
§ § §
p. 29 Fig. 1-31
Word processing Spreadsheet Presentation graphics software
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Examples of Computer Usage What are the needs of a power user? Ø Ø
Speed and large amounts of storage Types of power users
§ § § § §
p. 29 Fig. 1-32
Engineers Scientists Architects Desktop publishers Graphic artists
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Examples of Computer Usage What are the needs of the large business user? Ø Ø Ø Ø
Payroll Inventory E-commerce Desktop publishing
p. 30 Figs. 1-33
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Computer Applications in Society What are some examples of computer applications in society? Ø Ø Ø Ø Ø Ø Ø Ø
Education Finance Government Health Care Science Publishing Travel Manufacturing
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Handheld Navigation Devices below Chapter 1 p. 32-36 Figs. 1-36–1-43
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