Introduction to minerals
An introduction to disk drive modeling
... The controller manages the storage and retrieval of data to and from the mechanism and performs mappings between incoming logical addresses and the physical disk sectors that store the information ... Bruce Worthington and Greg Ganger at the University of Michigan took this approach and managed to fine-tune the controller-overhead and bus-transfer components of a model similar to ours They achieved ... important when a workload has large data transfers 15 We plan to use our refined disk drive simulation model to explore a variety of different I/O designs and policy choices at host and disk drive...
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C++ - I/O Streams as an Introduction to Objects and Classes
... Chapter I/O Streams as an Introduction to Objects and Classes Copyright © 2007 Pearson Education, Inc Publishing as Pearson Addison-Wesley Overview 6.1 Streams and Basic File I/O 6.2 Tools for ... Publishing as Pearson Addison-Wesley Slide 6- Why Use Files? Files allow you to store data permanently! Data output to a file lasts after the program ends An input file can be used over and ... file and connecting to another Copyright © 2007 Pearson Education, Inc Publishing as Pearson Addison-Wesley Slide 6- 11 Streams and Assignment A stream is a special kind of variable called an...
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Introduction to Wireless Communications
... how the major wireless technologies are used today • Describe various applications of wireless communications technology • Explain the advantages and disadvantages of wireless communications ... data without the use of wires • Wireless data communications technologies include: – – – – Bluetooth Wireless LAN and WAN Satellite Cellular A Wireless World • Wireless devices – Distance: 300 ... having to go to a specific computer lab or the library – To get on the school’s computer network • Wireless technology translates into a cost savings for colleges as well 32 Home Entertainment • Wireless...
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An Introduction to Software Engineering
... generic software systems or reusing existing software ©Ian Sommerville 2004 Software Engineering, 7th edition Chapter Slide What is software engineering? Software engineering is an engineering ... software engineering and system engineering? What is a software process? What is a software process model? ©Ian Sommerville 2004 Software Engineering, 7th edition Chapter Slide FAQs about software engineering ... JUDGMENT • MANAGEMENT • Software engineers shall maintain integrity and independence in their professional judgment Software engineering managers and leaders shall subscribe to and promote an ethical...
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A simple introduction to working with LVM
... hda1, hda2, and hda3 are all physical volumes We'll initialize hda3 as a physical volume: root@lappy:~# pvcreate /dev/hda3 If you wanted to combine several disks, or partitions you could the same ... that we have a volume group (called skx-vol) we can actually start using it Working with logical volumes What we really want to is create logical volumes which we can mount and actually use In ... have a lot of space handy for allocating to LVM then it might make sense to reinstall your system The Debian installer has excellent support for creating LVM setups We've not really covered advanced...
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An introduction to franchising
... the franchisor and franchise system to the prospective franchisee An Introduction To Franchising THE IFA EDUCATIONAL FOUNDATION WHAT ARE THE ALTERNATIVES TO FRANCHISING? In addition to franchising, ... Chapter 1: An Introduction To Franchising What is a franchise? What are common franchise terms? What are the alternatives to franchising? What are the advantages and disadvantages of owning a franchise? ... EDUCATIONAL FOUNDATION An Introduction To Franchising WHAT ARE THE ADVANTAGES AND DISADVANTAGES OF OWNING A FRANCHISE? The many advantages and disadvantages of owning a franchise should be carefully...
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Introduction to fluid mechanics - P1
... beginning of fluid mechanics Fig 1.3 Ancient Greek ship depicted on old vase inclination or supply pressure had to be adjusted to overcome friction with the wall of the conduit This gave rise to much ... was the first to find the least resistive ‘streamline’ shape 4 History of fluid mechanics Leonardo da Vinci (145 2-1 519 ) An all-round genius born in Italy His unceasing zeal for the truth and ... origin of the ship is not clear, but it is easy to imagine the course of progress from log to raft, from manual propulsion to sails, and from river to ocean navigation The Phoenicians and Egyptians...
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Introduction to fluid mechanics - P2
... Kinematic viscosity B Y units 0 1 0 0 m kg -3 -1 1 1 -1 -1 -2 -2 -2 -2 -1 -1 S mls m/s2 kg I m3 N = kg m/s2 Pa = N/m2 J Pa s m2/s Characteristics of a fluid 2.2.2 Dimension All physical quantities ... proportional to the velocity gradient duldy Such fluids are called Newtonian fluids On the other hand, liquid which is not subject to Newton's law of viscosity, such as a liquid pulp, a high-molecular-weight ... only too well known There are so many scientific terms named after Newton (Newton's rings and Newton's law of motion/ viscosity/resistance) that he can be regarded as the greatest contributor to...
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Introduction to fluid mechanics - P3
... semiconductor strain gauge PGM-C Pressure range (MPa) Natural frequency (kHz1 Response frequency (kHz1 PE-J, P (a) Small size 0. 2-1 o 2 5-4 0 5-8 (b) For indicating pressure of an engine 5-2 0 2 5-4 0 5-8 ... pdAor ( ) p+-dz dA-pgdAdz=O 24 Fluid statics Fig 3.4 Balance of vertical minute cylinder dp _ - -PS &" (3.6) Since p is constant for liquid, the following equation ensues: p = -pg J dz = -pgz+C (3.7) ... measuring fluid is used Fig 3.8 Differential manometer (2) 28 Fluid statics Fig 3.9 Inclined manometer Thus PI - P2 = (P‘ - P)SH’ (3.21) and in the case where p is a gas, PI - P2 = P’SH’ (3.22) A U-tube...
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Introduction to fluid mechanics - P4
... direction moves to A‘B’ while rotating by dq, and AD in the y direction rotates by de, Thus av de - - dxdt - ax at4 d = dydt E aY de - L = - d av d~ t I - dx ax de = dt dE2 dy au - ay The angular ... case of two-dimensional flow where w = V is an operator which represents a a a ax ay az i-+j-+k- where i,j , k are unit vectors on the x, y z axes 50 Fundamentals of flow Fig 4.11 Tornado movement ... dA), to obtain dr=udx+ ( 3( v+-dx dy- u+-dy dx-vdy= ( g - g ) d x d y = [dxdy = CdA (4.10) C is two times the angular velocity w of a rotational flow (eqn (4.6)), and the circulation is equal to...
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