introduction to computer programming pdf

... is Computer Science? You might be surprised to learn that computer science is not the study of computers A famous computer scientist named Edsgar Dijkstra once quipped that computers are to computer ... turned a couple computer programming classes into a lucrative career option Computers are so commonplace in the business world today that the ability to understand and program computers might ... Chapter Computers and Programs Almost everyone has used a computer at one time or another Perhaps you have played computer games or used a computer to write a paper or balance your checkbook Computers

Ngày tải lên: 25/03/2017, 17:07

... Chapter INTRODUCTION TO COMPUTER AND PROGRAMMING Programming Fundamentals Chapter     Hardware and software Programming Languages Problem solution and software development Algorithms Programming ... Writing computer programs is called computer programming  The languages used to create computer programs are called programming languages  Software means a program or a set of programs Programming ... and optical storage CD Magnetic hard disk Floppy disk CD ROM etc… Programming Fundamentals Some terminology  A computer program is a set of instructions used to operate a computer to produce a

Ngày tải lên: 29/03/2017, 18:16

... algorithm to solve the problem becomes difficult, he or she may need to return to the control task definition to redefine the problem. For example, we cannot explain how to get from where we are to ... with respect to use of information, circuits, illustrations, equipment, or software described in this text. 3 Introduction to PLC Programming and Implementation—from relay logic to PLC logic ... TART /S TOP M OTOR C IRCUIT .29 F ORWARD /R EVERSE M OTOR I NTERLOCKING 33 R EDUCED -V OLTAGE -S TART M OTOR C ONTROL .37 AC M OTOR D

Ngày tải lên: 28/12/2013, 22:17

... to you read-I’m offering the link here to help you take the first step towards recognising your type - but don’t be too quick to jump to conclusions It took me several months (and some brutal ... maybe the temptation to play to the crowd and bask in the limelight? Type Four - The Romantic Type Fours are highly sensitive to their own emotions, able to introspect deeply and to express these ... at whatever they choose to focus on Problems can arise when they become so attached to their public persona that they lose touch with their own real feelings and start to deceive both themselves

Ngày tải lên: 21/02/2014, 22:20

... network protocols and services. „ Mechanisms to protect networks. „ Security tools. „ Vulnerabilities and solutions „ Security protocols built on top of TCP/IP „ Security devices and tools to test ... response to ARP queries „ Improper response to DNS queries „ Source routing to suspicious node „ Employing a honeypot „ Network latency monitoring „ Time-domain reflectometers „ SNMP monitoring ... to extract partial information „ Famous pizza delivery to Pentagon story Sniffing out the sniffers… impossible to detect a sniffer! „ Local detection of promiscuous mode „ Improper response to

Ngày tải lên: 14/03/2014, 22:20

... health educator has to adjust his talk and action to suit the group for whom he has to give health education E.g when the health educator has to deal with illiterates and poor people, he has to get ... to make decisions but leaving the actual choice to the people E.g family planning methods Many health educators feel that instead of using persuasion it is better to work with communities to ... Reinforcing factors: these factors come subsequent to the behavior They are important for persistence or repetition of the behavior The most important reinforcing factors for a behavior to occur or

Ngày tải lên: 22/03/2014, 15:20

... in more revenue is to expand the website to include a wider range of toys: 50 per cent of calls and e-mails to the customer care centre are inquiries about toys not stocked on the site.Instead ... services from other web sites to acquire new customers and provide services to existing customers that help develop the customer relationship. However, for Internet marketing to be successful there ... respect to competitors and the external environment. Up-to-date, timely and accessible information about the industry, markets, new technology, competitors and customers is a critical factor in

Ngày tải lên: 29/03/2014, 23:20

... to make an attempt to estimate an interval to which such a solution belongs. One of our first attempts in solving such a problem may be to try to plot the function. After all, if the goal is to ... Newton’s Method Newton’s Method Newton’s method is a relatively simple, practical, and widely-used root finding method It is easy to see that while in some cases the method rapidly converges to ... fail to converge at all This is one reason as of why it is so important not only to understand the construction of the method, but also to understand... only going to converge to one

Ngày tải lên: 31/03/2014, 12:20

... Trang 1Introduction to Fracture Mechanics Introduction to Fracture MechanicsFrom Suresh: Fatigue of Materials Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Trang ... Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Trang 46Plastic Zone Shape Plane stress/plane strainSimpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com ... analyses can be done to determine the plastic Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Trang 49Specimen Thickness EffectsPlane stress/plane strain Simpo PDF Merge and

Ngày tải lên: 27/06/2014, 14:20

... History (7) • The popularity of the Internet resulted in Sun’s re-focusing of Java on computers. • Prior to the advent of Java, web pages allowed you to download only text and images. Your computer ... the past James Tam Java: History (2) • The invention of the microprocessor revolutionized computers Intel microprocessor Commodore Pet microcomputer James Tam Java: History (3) • It was believed ... was to have them run intelligent consumer electronics James Tam Java History (4) • Sun Microsystems funded an internal research project “Green” to investigate this opportunity. - Result: A programming

Ngày tải lên: 23/10/2014, 13:56

... reserved. 10 Introduction to C++ Programming • C++ language – Facilitates structured and disciplined approach to computer program design • Structured programming • Object-oriented programming ... Introduction to C++ Programming Outline History of C and C++ C++ Standard Library Object Technology Basics of a Typical C++ Environment General Notes About C++ and This Book Introduction to ... extraction operator) • Used with std::cin • Waits for user to input value, then press Enter (Return) key • Stores value in variable to right of operator – Converts value to variable data

Ngày tải lên: 23/10/2014, 15:07

... Server computer role in networking  Server computer is a core component of the network, providing a link to the resources necessary to perform any task.  A server computer provides a link to ... disrupted Therefore, it is very expensive to maintain. Trang 21Network topology (cont.) Bus topology Trang 22Network topology (cont.)Star Topology  A physical star topology branches each network device ... Star Topology Trang 25Network topology (cont.)Ring  Each computer connects to two other computers, joining them in a circle creating a unidirectional path where messages move workstation to

Ngày tải lên: 24/10/2014, 13:22

... Trang 13Network Topology: Physical layout• A hierarchical topology is similar to an extended star • Instead of linking the hubs and/or switches together the system is linked to a computer that ... Physical layout• A ring topology connects one host to the next and the last host to the first • This creates a physical ring of cable Trang 12Network Topology: Physical layoutA star topology Connects ... location, it does not adopt the full mesh topology Trang 15Network Topology: Logical layoutTrang 16Network Protocols  Protocol suites are collections of protocols that enable network communication

Ngày tải lên: 12/08/2015, 09:13

... 10 related to Image Processing: well known techniques to enhancement images. ✦ 6, 7, 8 related to Computer Visions Image presentation (1) 1.1 Image capture, representation, and storage: digital ... related to Image Processing: well known techniques to enhancement images ✦ 6, 7, 8 related to Computer Visions Image presentation (1) 1.1 Image capture, representation, and storage: ... Image Processing and Computer Vision as well issues in practical use. Prerequisite ✦ A basic background in mathematics and computers is necessary, ✦ Knowledge of the C programming language will

Ngày tải lên: 23/10/2015, 19:42

... she stored on her laptop Unfortunately, when she returnedhome, her little sister dropped the laptop, and subsequently the laptop refused to boot up A local electronicsstore wanted $300 to fix ... wish to store Forexample: Trang 26(a) Suppose we are using an n-bit word to store a nonnegative integer Then the range of numbers thatwe can store will be 0 to 2n− 1, which for n = 16 will be 0 to ... 11000111000001110000000100000000, means to put the value 1 into a certain cell of the computer’s memory The circuitry in the computer isdesigned to recognize such patterns and act accordingly You will learn how to generate

Ngày tải lên: 19/11/2015, 15:07

... opportunity to clarify things further Chapter 1, slide: Labs Objective  Understand how Internet protocols work  Force network protocols to perform certain actions  Observe and analyze protocols’ ... 2msec Host B Answer: Time to gather 1st pkt: 48x8 (bits)/64x1000 (b/s) = msec Time to push 1st pkt to link: 48x8 (bits)/1x106 (b/s) = 0.384 msec Time to propagate: msec Total delay = + 0.384 + ... converts analog to digital at a=64Kbps groups bits into L=48Byte packets sends packet to Host B as soon it gathers a packet Host B  As soon as it receives the whole pckt, it converts it to analog

Ngày tải lên: 04/12/2015, 20:36

... be ❍ to get circuit-like perf allocated to VC Network Layer 4-6 Virtual circuits: signaling protocols ❒ used to setup, maintain teardown VC ❒ used in ATM, frame-relay, X.25 ❒ not used in today’s ... packet from sending to receiving hosts ❒ network layer protocols in every host, router three important functions: ❒ path determination: route taken by packets from source to dest Routing algorithms ... mobile located no changes to end-systems Let end-systems handle it: ❍ ❍ indirect routing: communication from correspondent to mobile goes through home agent, then forwarded to remote direct routing:

Ngày tải lên: 04/12/2015, 20:37

... “taking turns” protocols look for best of both worlds! Trang 31“Taking Turns” MAC protocolsone node to next sequentially. Trang 325: DataLink Layer 5a-32Reservation-based protocols Distributed ... 145: DataLink Layer 5a-14Multiple Access protocols all the time Trang 15MAC Protocols: a taxonomyThree broad classes:  tightly coordinate shared access to avoid collisions Goal: efficient, fair, ... protocols When node has packet to send  transmit at full channel data rate R  no a priori coordination among nodes  two or more trasnmitting nodes -> “collision”,  random access MAC protocol

Ngày tải lên: 04/12/2015, 20:37

... defined... at bookboon.com 11 Introduction to Computer Based Control Systems Introduction to Computer Based Control Systems Introduction to Computer Based Control ... bookboon.com 19 Introduction to Computer Based Control Systems Introduction to Computer Based Control Systems 1.4.1 Centralized Computer Control The early digital computer ... parameters to the control level (Level-1) computer control systems Download free ebooks at bookboon.com 24 Introduction to Computer Based Control Systems Introduction to Computer

Ngày tải lên: 05/12/2015, 23:58

... figure below, use to dimension the sketch. Pick to modify the dimensions. Pick it as reference. Pick it as reference. Pick it as reference. 1 ME-430 Introduction to Computer Aided Design ... Click . 18 Click Apply button to change the color of part. Click Close button. Click to save the part. 3 Type in ARM_BRACK for the name ... placement surface. 16 Click to add a new color. To open Color Editor, pick . Pick . 13 ADDING THE ROUNDS Click the Round Tool icon . Enter 5 for the radius...

Ngày tải lên: 27/10/2013, 17:15