Operating System UNIT - 1 Roadmap • What is an Operating System? • • • • • • • • Operating System Objectives/Functions The Evolution of Operating Systems Major Achievements Structuring methods Design of API’s Interrupts Device Organization User/System state Transition What is an Operating System? • A program that acts as an intermediary between a user of a computer and the computer hardware. OR • A program that controls the execution of application programs. • Kernel – the one program
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1968 merger. The secretary of this church used a hand written log book for the members to schedule their events. It also consume more time to the secretary to write manually. The pen-and-paper method is the old way of scheduling appointments for a workgroup‚ in which all scheduling is funnelled through an appointments secretary with a central calendar. In this model‚ the people whose time is being booked must check in regularly to find out what their schedule is‚ and to let the secretary know what
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In this poem‚ Kinnell demonstrates a profound metaphoric relationship between the tangible objects of blackberries‚ and the intangible objects of words. He feels an attraction to blackberries such as with taste‚ touch‚ and appearance. That notion is supported throughout the poem. For example‚ line 7 states the following: "Lifting the stalks to my mouth‚ the ripest berries‚" illustrating his love for the taste of delectable fruits. Furthermore‚ it demonstrates the sensory characteristics of touch
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Mohamed Kane Project Part I Blackberry All around the world‚ the telecommunications industry has been one of fierce competition and great innovation. Many companies have expanded their line of services throughout the world and their scope of business surpasses expectations year in year out. One of the companies that have been in the mix of the telecommunications market is Blackberry‚ backed by RIM Inc. (Research in Motion Inc) Created and based in Waterloo‚ Ontario‚ Canada‚ this company has
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} Output : Number of process = 8. 3.8 Describe the differences among short-term‚ medium-term‚ and longterm scheduling. Sol: Scheduler : A process moves among different scheduling queues throughout its lifetime. Operating system takes care of selecting the processes from these queues in some fashion. Selecting process is done by the the appropriate scheduler. Types of scheduling: Short - term (or) CPU Scheduler Medium – term Long – term (or) Job Scheduler Short – Term Scheduler: Short
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Chapter 2 – Operating System Overview TRUE/FALSE QUESTIONS: 1) An OS should be constructed in such a way as to permit the effective development‚ testing‚ and introduction of new system functions without interfering with service. (True) 2) The OS masks the details of the hardware from the programmer and provides the programmer with a convenient interface for using the system. (True) 3) The ABI gives a program access to the hardware resources and services available in a system through the user
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based on outdated sources. Discussion must not be too technical or too detailed. This section ends with a discussion on the problems faced by or that still exist in the specific technology or field (e.g.‚ limitations of existing software or algorithms). The problem statement would lead to the research objectives. 2.2. Objectivesof the Study 2.3.1. General Objective This section states the overall goal that must be achieved to answer the problem. 2.3.2. Specific
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Early in the information technology revolution Richard Mason suggested that the coming changes in information technologies would necessitate rethinking the social contract (Mason 1986). What he could not have known then was how often we would have to update the social contract as these technologies rapidly change. Information technologies change quickly and move in and out of fashion at a bewildering pace. This makes it difficult to try to list them all and catalog the moral impacts of each. The
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DEVELOPING A SUITABLE SAMPLING PLAN FOR BLACKBERRY SURVEY In sampling‚ an element is the object (or person) about which or from which the information is desired. In survey research‚ the element is usually the respondent. A population is the total of all the elements that share some common set of characteristics. Element: Objects that possess the information the researcher seeks and about which the researcher will make inferences. Population: The aggregate of all elements‚ sharing some common
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MARKETING ANALYSIS FOR BLACKBERRY Table of Contents EXECUTIVE SUMMARY 2 ENVIRONMENTAL ANALYSIS AND FORECASTING 3 SWOT ANALYSIS 3 MARKET POTENTIAL 4 COMPETITIVE ANALYSIS 5 SEGMENTING AND TARGETING 6 MARKET SEGMENTATION 6 TARGET MARKET 7 ACTION PLANS: STRATEGIES AND TACTICS 7 BLACKBERRY’S FUTURE PLANS FOR 2015 7 INTRODUCING NEW MODELS 7 LONG TERM SUCCESS PLAN 8 REFERENCES 8 ABSTRACT Blackberry is one of the leading and most accepted smart phones in the world. It is considered to be
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