Optical Fiber Communications Ever since ancient times, people had a principal need to communicate with one another. This need created interests in devising communication systems for sending messages from one distant place to another. Optical communication methods were of special interest among the many systems that people tried to use. One of the earliest known
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Introductions to What is Management Planning Planning is the most basic of all what is management planning functions. There is no choice between planning and so planning. The Choice is only with regards to the method and techniques used to plan. Most of us are planning many things in our day-to-day lives. Frequently, we plan
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Design is a meaningful activity needed to develop a quality product. Software Design is the only way by which we can accurately translate the customer’s requirements into a finished software product or system. Thus design serves as the basis for all the software engineering steps. In this chapter we will get introduced with the systematic
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Introduction Software Testing People are not perfect. We make errors in design and code. Hence testing is an essential activity in software life cycle. The goal of testing is to uncover as many errors as possible. The software testing is an important activity carried out in order to improve the quality – the software testing.
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Multiprocessor Configurations A multiprocessor system will have two or more processors that can execute instructions or perform operations simultaneously. Need for Multiprocessor System Due to limited data width and lack of floating point arithmetic instructions, 8086 requires many instructions for computing even single floating point operation. For this Numeric Data Processor. Some processor like DMA
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Introduction Principles of Management Principles of Management Every organization, regardless of size, type, or location, needs managers who have a variety of characteristics. No matter, what type of organization they work, managers are generally responsible for a group of individual performance. The relationship between managers and workers has changed as compared to the older master-servant
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In software requirements engineering there is a systematic use of principles, technique and tools for cost effective analysis, documentation and user needs. Both the software engineer and customer take an active role in software requirements engineering. In this chapter e will discuss the concept of user and functional requirements. We describe functional and non functional
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Introduction to Input and Output Reading, processing, and writing of data are the three essential functional functions of a computer program input and output operations. Most programs take some data as input and display the processed data, often known as information or results, on a suitable medium. So far we have seen two methods of
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Introduction of Software Product and Process Software engineering is the establishment and sound engineering principles applied to obtain reliable and efficient software product in an economical manner. Software engineering includes process, management techniques, technical methods, and the use of tool. While building any software, the software process provides the interaction between user and developer. In
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A 40 pin DIP Intel 8086 microprocessor is shown in image. 8086 microprocessor can operate in two modes. Minimum mode and maximum mode. The pins 24 to 31 have alternate functions for every mode. The 8086 is a 16 bit Microprocessor. Intel 8086 has a 16 bit Data bus. The 8086 has a 20 bit Address
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