Business Telecom Strategy & Applications I Chapter 1 Introduction to Data Communications ISM6222 Copyright 2011 John Wiley & Sons‚ Inc Course Overview INSTRUCTOR Name: Young Kwark Office: 347 STZ E-mail: youngkwark@ufl.edu Subject: ISM6222 Office hours: Wed 10am–noon or by appointment Class Website: http://lss.at.ufl.edu Sakai System Log in with your Gatorlink id and password Course Overview • Grading Policy Group Project Individual/Group
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information 2 Introduction to electronic communication systems 2.1 Basic electronic components‚ symbols and circuits Components of an electronic ( or electrical) circuit Any electrical circuit consists if three (3) basic parts Energy source - converts non-electric energy into energy. Examples are batteries and generators. Output device - uses electric energy to do work. Examples are motor‚ lamp‚ or display. Connection - allows electric current to flow. Examples are wire and cable. [pic]
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Doing Gender: Gender‚ social-constructionism‚ and interpersonal interaction West and Zimmerman’s (1987) iconic piece attends to the notion of gender as a process that is accomplished in everyday interaction. Contrary to theoretical approaches that would afford a primacy to socialisation or to an understanding of gender as gender roles‚ it is argued that gender is an activity that is done by individuals in situated contexts‚ through which a management of conduct takes place against a backdrop of
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Write a C++ program to find the area and volume of sphere. Formulas are: 5. Area = 4*PI*R*R Volume = 4/3*PI*R*R*R. 6. Write a C++ program to print the multiply value of two accepted numbers 7. Write a C++ program to convert centigrade into Fahrenheit. Formula: C= (F-32)/1.8. 8. Write a C++ program that declares 5 integers‚ determines and prints the largest and smallest in the group. 9. Write a C++ program that declares
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Answers to Review Questions Chapter 1. Introduction 1. Babbage’s Analytical Engine introduced the concept of programming to computing. 2. Augusta Ada Byron is generally recognized as the first programmer. The U.S. Department of Defense named the Ada programming language in her honor. 3. The heart of von Neumann architecture is the stored-programming concept‚ in which both data and programming instructions are stored in the same memory system. 4. Hardware is tangible and comprises the physical parts
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Identify a router as a computer with specialised hardware and operating system designed for routing Give a router a basic configuration including IP addresses Routing tables Router activities – finding the best paths and switching packets Connect networks together Find best routes Switch packets from one network to another Do this efficiently 24/7 Provide security by permitting or denying specified types of packet Provide quality of service by prioritising
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first one is the digitized ‘telephone quality’ voice which is a voice signal‚ the other two are the imagine signal‚ one is from the patient monitor and the other one is from the digital camera. In addition‚ the monitoring system would produce some binary data like blood pressure data. Then the system should be specific like this: 1.1 Parameter Calculation Through the task requirement‚ the speed of ambulance v=120km/h=33.3m/s‚ frequency f=2 GHZ‚ bandwidth B=10 KHZ‚ Signal
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How many bits are in a gigabyte? | 1 billion | How many bits are in a megabyte? | 1 million | Convert 00101010 to decimal. | 42 | What is the difference between a sector and a track? | A sector is part of a track | How many bits are in one hexadecimal digit? | 4 | How are voice communications converted to digital signals? | Audio is sampled at a high rate which is converted to binary numbers | What does it mean to compress a video file? | To decrease file size | In this url‚ http://www
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During these projects I worked together with a group of colleagues which instilled in me a sense of responsibility and team work. We started our first project with a small application which is the NUMBER SYSTEM CONVERTER which converts the numbers from binary to octal‚ octal to hexa and vice versa. ONLINE VOTING SYSTEM‚ a web based application was our 2nd project. Rigging during election‚ inadequate polling stations and materials are some of the perpetual problems which made us think and convinced
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MICO UNIVERSITY COLLEGE Introduction to Computer Applications Business Group Sample Quiz 2 SECTION A - 20 multiple choice question Answer all questions in this section by selecting the correct answer. 1. What are the four basic operations performed by a computer? (b) Storage‚ processing‚ input‚ output. 2. Which of the following is an example of a Word Processing Software? (b) Wicrosoft Word 3. A ___________________ is equal to approximately one million bytes. (a)
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