Explain the hardware‚ software and peripheral components of a computer system and the functional relation between these components. Fig: functions of the operating systems (1) 1- Hardware Hardware consists of physical equipment of the computer. We distinguish equipment within the Case such as: Power supply: it is the equipment that receives electricity from a DC current and converts it to a alternative current AC for the needs of the computer. The power supply may depends on the motherboard
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SOFTWARE ENGINEERING Assignment 1 2004272 The acronym CASE stands for Computer – Aided Software Engineering which covers a wide range of different types of programs that are used to support software process activities. Software systems which are intended to provide automated support for software process activities. CASE systems are often used for method support. CASE tools are software systems that are designed to support routine activities in the software process such as editing design
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people consider the computer to be a once in a lifetime invention. Almost everywhere one goes and looks‚ there is always a computer. They are found in basically every household in America. It is such a powerful device that it changes the way people run their lives. The question is‚ are computers all good or are there some downfalls to this incredible gadget? In order to answer this question‚ it is best for one to know the history‚ components‚ careers‚ and the dark side of computers. There is no simple
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Advanced Information Systems Development Lesson 1 Software Quality 1 Software quality management • Concerned with ensuring that the required level of quality is achieved in a software product. • Involves defining appropriate quality standards and procedures and ensuring that these are followed. • Should aim to develop a ‘quality culture’ where quality is seen as everyone’s responsibility. 2 What is quality? • Quality‚ simplistically‚ means that a product should meet its
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OF SCIENCE AND TECHNOLOGY COLLEGE OF COMPUTER SCIENCE AND IT Master of computer science 2013 - group(B) ADVANCED NETWORKS COURSE Assignment (1) * Packet switching * Circuit switching * Virtual Circuit switching * Message switching BY: JIHAD MOHAMMED SIDDIG 27/2/2013 Packet switching in networks Packet switching is used to optimize the use of the channel capacity available in digital telecommunication networks such as computer networks‚ to minimize the transmission
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objectives of this study is to find out buying behavior of customers for computers. This study is descriptive type of study. Here questionnaire is used as the data collection tool. The sample size is chosen 100. The survey is conducted in Surat city within the time period of 2 months. Within the time period of 40 – 45 days‚ the data is collected. After the data collection‚ the analysis is carried out with the help of the SPSS software. Various analytical tests are carried out with various hypotheses
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Evolution of Software The Early Years (50’s – 60’s) * This generation was characterized by Batch orientation‚ limited distribution‚ and customization of software. * In Batch Processing‚ the system handles an entire sequence of jobs together‚ often with little or no human intervention. * Also‚ as computers were not widely used at that time‚ only in scientific and military institutions‚ software could be highly customized since distribution was limited. Job mobility was low‚ and the
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Computer Lab or Computers in the Classroom Everyone lives in a society dependent on technology at work‚ home‚ and school‚ but students are not able to access this technology on a continuous basis. Computers are significant to education because they make us reconsider how students learn‚ how they are inspired‚ and what useful information is. Classroom with computers have become an important part of the curriculum and need to be used daily. Phasing out computer labs and putting computers right in
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Application Software John Hassler Professor C. Mason Computer Information systems 204 September 13‚ 1996 Computer systems contain both hard and software. Hardware is any tangible item in a computer system‚ like the system unit‚ keyboard‚ or printer. Software‚ or a computer program‚ is the set of instruction that direct the computer to perform a task. Software falls into one of two categories: system software and application software. System software controls the operation of the computer hardware;
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Software Crisis Software crisis was a term used in the early days of computing science. The term was used to describe the impact of rapid increases in computer power and the complexity of the problems which could be tackled. In essence‚ it refers to the difficulty of writing correct‚ understandable‚ and verifiable computer programs. The roots of the software crisis are complexity‚ expectations‚ and change. The major cause of the software crisis is that the machines have become several orders
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