INPUT/OUTPUT ORGANIZATION • Accessing I/O Devices • I/O interface • Input/output mechanism Memory-mapped I/O y pp / Programmed I/O Interrupts Direct Memory Access • Buses Synchronous Bus Asynchronous Bus I/O in CO and O/S • • • Programmed I/O Interrupts DMA (Direct memory Access) A bus is a shared communication link‚ which uses one ‚ set of wires to connect multiple subsystems. The two major advantages of the bus organization are versatility and low cost. Accessing I/O Devices
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Question 5 – Transfer Price Division A‚ which is part of the ACF Group‚ manufactures only one type of product‚ a Bit‚ which it sells to external customers and also to division C‚ another member of the group. ACF Group’s policy is that divisions have the freedom to set transfer prices and choose their suppliers. The ACF Group uses residual income (RI) to assess divisional performance and each year it sets each division a target RI. The group’s cost of capital is 12% a year. Division A Budgeted
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Input‚ Intake‚ and Output in One-Way Drawing Task By Yan Lin It is agreed that input plays a critical role in language acquisition thus researchers have done many studies on input. Without input the learner has nothing. But the question is what kind‚ form and amount of input is most useful for the language learners. Krashen (1980) has argued that the input given to the learners has to be comprehensible for acquisition to happen. He defined it as input which is slightly
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“Sex Sells!” is a concept advertising executives have known and used for years. However‚ this perception has also crept into other areas of our lives‚ particularly our online lives. If people want to garner attention for themselves online-steamy‚ sexy content is the tried and true method. If one wants their online gossip to be noticed by multiple viewers‚ include some sexual content for maximum views. Perhaps‚ a quick way to shame someone online is taking a piece of confidential information about
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PROFIT MAXIMIZATION [See Chap 11] 1 Profit Maximization • A profit-maximizing firm chooses both its inputs and its outputs with the goal of achieving maximum economic profits 2 Model • Firm has inputs (z1‚z2). Prices (r1‚r2). – Price taker on input market. • Firm has output q=f(z1‚z2). Price p. – Price taker in output market. • Firm’s problem: – Choose output q and inputs (z1‚z2) to maximise profits. Where: π = pq - r1z1 – r2z2 3 1 One-Step Solution • Choose (z1
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what zipcode they live in. sort them by last and then first name in ascending order Example output data John James lives in 60543 Matt James lives in 60122 April Harmon lives in 60115 Ans: SELECT fname‚ lname +’ lives in ‘ + ‚ Zipcode FROM student ORDERBY lname‚ fname; 2) Write a query to display the Student id and the number of grades they have received *** example output z12345 7 z14325 12 z11674 2 Ans: SELECT s.Zid‚ count(g.grades) FROM student s‚
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Lecture 5: PRICE AND PLACE Price: - Define the pricing concept and explain different pricing methods ( cost oriented‚ competitor oriented and market oriented pricing) -Explain pricing strategies for new products( market penetration and market skimming) AND existing products. ( Understand condition and when we can use it) -Consider ethical issue in pricing ( don’t think it will be on the exam) PLACE: Define place(distripution) concept and explain the role of intermediaries in distribution
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Profit and loss accounts‚ balance sheets Profit and loss accounts‚ balance sheets Two of the most important financial statements for a business are the Profit and Loss Account‚ and the Balance Sheet. The Profit and Loss Account shows the profit or loss of a business over a given period of time e.g. 3 months‚ 1 year‚ etc. In contrast‚ the Balance Sheet is like a photograph taken at an instant in time giving a picture of what the business owns and what the business owes at that moment in time
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Profit Maximization Marginal revenue is the change in revenue which comes from the sale of an additional unit of output. The relationship with total revenue is that total revenue is used in the formula to calculate marginal revenue. A company can calculate marginal revenue by dividing the change in total revenue with the change in output quantity. Because of demand‚ as production quantity increases the revenue per unit will decrease. On the other hand‚ marginal cost is the change in the total
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| |4.Costly |4. Cheap. | Introduction to 8051 microcontroller Input /Output pins 32 RAM 128 bytes ROM 4K bytes Timers 2 Interrupt sources 6 Serial port 1 Pin Diagram and Description
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