13 Prof. Anatoly Sachenko Computer Hardware I. LECTURE OVERVIEW Foundation Concepts: Computer Hardware‚ reviews trends and developments in microcomputer‚ midrange‚ and mainframe computer systems; basic computer system concepts; and the major types of technologies used in peripheral devices for computer input‚ output‚ and storage. Computer Systems – Major types of computer systems are summarized in Figure 13.2. A computer is a system of information processing components that perform
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Engr 4132 Biomedical Engineering Lab Dr. Gang Xu Lab #9: ECG & Pulse Mechanical Action of the Heart Peripheral Pressure Pulse Plethysmography By: Abigail Magee Partners: Lauren Tinnin Nick Walker Date: 11/05/2015 Introduction: The heart goes through a cardiac cycle in order to pump blood throughout the body. This cycle is started by electrical activity that can be measured by an electrocardiogram. As the heart contracts‚ it pumps blood into the next section of the cardiac
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Basics of Computer :: 1 1 Basics of Computer 1.1 INTRODUCTION In this lesson we present an overview of the basic design of a computer system: how the different parts of a computer system are organized and various operations performed to perform a specific task. You would have observed that instructions have to be fed into the computer in a systematic order to perform a specific task. Computer components are divided into two major categories‚ namely‚ hardware and software. In this lesson we
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Language without rhetoric devices is like a dish without all the spices. Rhetoric devices plays an essential role in persuading things effectively. It creates the beauty of t he language. In” Students and Money‚ in Their Own Words" by Vivian Marquez successfully makes use of rhetorical devices in order to persuade the reader of her need for financial assistance. Some of the rhetorical devices she used successfully throughout her essay are an imagery‚ metaphor‚ and repetition. In her essay‚ Marquez
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ambiguity of manner. 8. Anachronism – Something or someone that is not in its correct historical or chronological time‚ esp. a thing or person that belongs to an earlier time: The sword in an anachronism in modern warfare. 9. Anaphora – A rhetorical device in which a word or phrase is repeated at the beginnings of successive phrases or sentences. Compare this to epistrophe‚ where such repetitions occur at the ends. (lesson 10. Analogy – A similarity between like features of two things‚ on which a
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1. Alliteration Alliteration is a literary device in which two or more consecutive words‚ or words that are nearby in the same sentence‚ start with the same letter. It is often used in poetry‚ literature‚ slogans‚ and other propaganda because it is usually impressive and memorable. For example‚ Peter Piper picked a peck of pickled peppers. 2. Assonance Assonance is the repetition of a pattern of similar sounds within a sentence. It is used to produce a form of rhyme throughout the whole
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Computers in Education By Carla Cooper and Evelia Ramirez December 2006‚ University of California at Berkeley www.consttutioncenter.org “Today‚ education is perhaps the most important function of state and local governments. Compulsory school attendance laws and the great expenditures for education both demonstrate our recognition of the importance of education to our democratic society. It is required in the performance of our most basic public responsibilities‚ even service in the armed
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links the different parts of the computer to the CPU and the main memory. Its primary task is to send data and instructions to the different parts within the motherboard‚ including the external bus. The external type of motherboard bus‚ which is also known as the expansion bus‚ serves as the interface for peripheral devices like hard disks‚ CD-ROM drives‚ and flash drives to get connected to the CPU. The shape of each interface is unique. This prevents plugging a device to a wrong port‚ which could
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Task-1 Aim: To Identify the peripherals of a computer‚ components in a CPU and its functions. Draw the block diagram of the CPU along with the configuration of each peripheral and submit to your instructor. Description of the Computer Components: "computer" is a collection of devices that function as a unit. The most basic collection includes a Computer CPU‚ a Monitor‚ a Keyboard‚ and a Mouse. The Computer CPU is normally a rectangular box that sits on your desktop (called a "Desktop Case")
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INPUT AND OUTPUT DEVICES In computing‚ input/output‚ or I/O‚ refers to the communication between an information processing system (such as a computer)‚ and the outside world possibly a human‚ or another information processing system. Inputs are the signals or data received by the system‚ and outputs are the signals or data sent from it. The term can also be used as part of an action; to "perform I/O" is to perform an input or output operation. I/O devices are used by a person (or other system) to
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