Introduction to the Synchronous Digital Hierarchy (SDH) T he History of Digital Transmission ’70s - introduction of PCM into Telecom networks 32 PCM streams are Synchronously Multiplexed to 2.048 Mbit/s (E1) Multiplexing to higher rates via PDH 1985 Bellcore proposes SONET 1988 SDH standard introduced. PDH: Plesiochronous Digital Hierarchy Multiplex levels: 2.048 Mbit/s 8.448 Mbit/s 34.368 Mbit/s 139.264 Mbit/s Uses Positive justification to adapt frequency differences
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CHAPTER I THE PROBLEM AND ITS SCOPE INTRODUCTION Rationale of the Study The coconut tree is classified under the palm family‚ Palmaceae‚ the most useful of all trees. The scientific name of the coconut palm is “Cocos Nucifera” with botanical name of “Arecaceae”. The term coconut refers to the fruit of the coconut palm. Through time‚ it has given mankind myriad of uses and benefits from its roots to its trunk and leaves‚ rightfully earning the very popular universal name “Tree of Life” as considered
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Introduction to rain Rain is liquid water in the form of droplets that have condensed fromatmospheric water vapor and then precipitated—that is‚ become heavy enough to fall under gravity. Rain is a major component of the water cycleand is responsible for depositing most of the fresh water on the Earth. It provides suitable conditions for many types of ecosystem‚ as well as water for hydroelectric power plants and crop irrigation. The major cause of rain production is moisture moving along three-dimensional
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Value adding roles of warehouse Advantage and limitation in warehouse Documentation in goods receiving Add value in warehouse Breaking bulk -taking delivery of bulk consignment and issuing in smaller lots to customers or users -more efficient matching of demand with supply Creating Bulk -goods that produce in different locations can be grouped together into large lots for economic shipment to the users -accumulation and aggregation of these smaller supply quantities Eg: milk‚ vegetables
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FINAL EXAMINATION SEMESTER 1 20012/2013 EDF 5391: INTRODUCTION TO EDUCATION (TAKE HOME MODE) (100 marks) Instruction: Answer all questions. 1. Diagram 1: Factors contributing to a great lesson [pic] Discuss the above diagram using the learning theory/theories. (20 marks) Answer: A great lesson is very important for students and teachers. How to make a lesson perfect? Maybe different people keep different viewpoints. Here are some
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Hanna Emily (16613377) 1. USING PERSONAL EXAMPLE On July 18‚ 2013‚ I decided to continue my education in college. First of all I imagine that college would be a very enjoyable experience. Start of the orientation time‚ I tried to greet anyone who might be a good friends of mine later. This is very important because I live alone with no families in Bandung. The next day‚ the teaching-learning process begins. Teaching-learning process in college is much more different than Senior High School
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Introduction to Globalization "Globalization" is a term that came into popular usage in the 1980’s to describe the increased movement of people‚ knowledge and ideas‚ and goods and money across national borders that has led to increased interconnectedness among the world’s populations‚ economically‚ politically‚ socially and culturally. Although globalization is often thought of in economic terms (i.e.‚ "the global marketplace")‚ this process has many social and political implications as well. Many
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Electrical Q&A Part-3 Questions and Answers related to Transformer: 1. What is a transformer and how does it work? * A transformer is an electrical apparatus designed to convert alternating current from one voltage to another. It can be designed to “step up” or “step down” voltages and works on the magnetic induction principle. * A transformer has no moving parts and is a completely static solid state device‚ which insures‚ under normal operating conditions‚ a long and trouble-free
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Introduction to Management Management nowadays can be seen as one of the most important factors to determine the success of one’s organisation or any business activities. Donnelly et al‚ (1987) emphasized that there are two important reasons on why we should study about management. The first reason is modern society today depends on specialised institutions and organisations to provide goods and services that we desire daily. These organisations are guided and directed by decisions of one or more
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An Introduction to Peroxisomes: “Peroxisomal Proteins and Pathways in Drosophila” Discovered in the 1950’s‚ peroxisomes were found floating within a cell’s cytoplasm using electronic microscopy by J. Rhodin (Schluter‚ 2010). These were later classified as organelles and the functions of these organelles were also further discovered and understood. Peroxisomes are membrane-bound organelle that are found in all eukaryotic cells participate in many metabolic reactions within the cell. These reactions
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