VladimirLK

16.06.2021 12:04

Английский язык

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Просмотрите текст еще раз. дайте ответы на вопросы, используя информацию текста. 1. what represents the functional organization of a computer? 2. what can we get by studying the functional organization? 3. what is the function of the input device? 4. what does mem ory serve for? 5. what is the task of the arithmetic-logical unit? 6. what is the function of the output? 7. what is the main pur pose of the control unit? 8. how do all units of the computer communicate with each other? 9. what is the additional job of the input? 10. what is the additional function of the output? вот сам текст: as we know, all computer operations can be grouped into five functional categories. the method in which these five functional categories are related to one another represents the functional organization of a digital computer. by studying the functional organization, a broad view of the computer is received. the five major functional units of a digital computer are: 1) input— to insert outside information into the machine; 2) storage or memory — to store information and make it avail able at the appropriate time; 3) arithmetic-logical unit — to perform the calculations; 4) output — to remove data from the machine to the outside world and 5) control unit — to cause all parts of a computer to act as a team. figure 5 shows how the five functional units of the computer act together. a complete set of instructions and data are usually fed through the input equipment to the memory where they are stored. each instruction is then fed to the control unit. the control unit interprets the instructions and issues commands to the other functional units to cause operations to be performed on the data. arithmetic operations are performed in the arithmetic-logical unit, and the results are then fed back to the memогу. information may be fed from either the arithmetic unit or the memory through the output equipment to the outside world. the five units of the computer must communicate with each other. they can do this by means of a machine language which uses a code composed of combinations of electric pulses. these pulse combinations are usually represented by zeros and ones, where the one may be a pulse and the zero — a no-pulse. numbers are communicated between one unit and another by means of these one-zero or pulse — no-pulse combinations. the input has the additional job of converting the information fed in by the operator into machine language. in other words, it transaltes from our language into the pulse — no-pulse combinations understandable to the computer. the output's additional job is converting the pulse — no-pulse combinations into a form understandable to us, such as a printed report.