Lecture 1 Introduction to Computers and C++ Programming 1 What is Computer? Computer Organization Computer Languages C++ Your First Program in C++ Variables and Operators Computer Programming (HKU SPACE HDIT 10/11) 2 Computer Programming (HKU SPACE HDIT 10/11) 3 Computer ◦ Device capable of performing two major functions 1. 2. Computations Making logical decisions Computer programs Hardware ◦ Sets of instructions
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COMPUTER FUNDAMENTALS SECTION A PART ONE MULTIPLE CHOICES: 1. (b) Two types. 2. (b) 1 or more input signals to produce output. 3. (d) Both (a) and (c). 4. (b) Non-volatile. 5. (c) Direct-access storage device. 6. (c) Multiple object program files of any software. 7. (d) None of the above. 8. (b) way in which the network’s nodes are linked together. 9. (a) World wide web 10. (a) General purpose electronic equipment for homes. PART TWO 1. WRITE A SHORT NOTES ON “THE OSI MODEL”
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sockets Socket Programming in C/C++ c Mani Radhakrishnan and Jon Solworth September 24‚ 2004 c Mani Radhakrishnan and Jon Solworth Socket Programming in C/C++ sockets Contact Info Mani Radhakrishnan Office 4224 SEL email mradhakr @ cs . uic . edu Office Hours Tuesday 1 - 4 PM c Mani Radhakrishnan and Jon Solworth Socket Programming in C/C++ sockets TCP UDP Introduction Sockets are a protocol independent method of creating a connection between processes. Sockets
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An Introduction to Linear Programming Steven J. Miller∗ March 31‚ 2007 Mathematics Department Brown University 151 Thayer Street Providence‚ RI 02912 Abstract We describe Linear Programming‚ an important generalization of Linear Algebra. Linear Programming is used to successfully model numerous real world situations‚ ranging from scheduling airline routes to shipping oil from refineries to cities to finding inexpensive diets capable of meeting the minimum daily requirements. In many of these problems
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1. When working with programming languages‚ what is meant by “syntax”? Give one or more examples. A syntax is a symbolic representation illustrating form and structure. Syntax in the form of text is completed through a series of characters. In a graphical environment‚ a syntax is illustrated in the form of symbols. An example of a graphical syntax is the symbol of a speaker is a representation of volume or sound. An example of a text syntax is the paragraph mark in a Word document.
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and Logic for Computer Programming Submitted to: Professor Christopher Scott Christopher Dew Reusability Code Object-oriented programming (OOP) and procedural programming are two of the programs used for writing software and moving objects. Procedural programming is a method of writing software. It is a programming practice centered on the procedures or actions that take place in a program. Object-oriented programming centers on the object. Object-oriented programming creates objects from abstract
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2012/4/13 Socket Programming BUPT-SE Spring‚ 2012 Basic Concepts in NP • Introduction to Network Programming • Program Developing • Basic Concepts – Process – File Descriptor – System Call – Signal 2 1 2012/4/13 Program Developing - Phases Begin Requirement Analysis Preliminary Design Investigate the requirements Select or develop an algorithm to solve the problem Define data structure Detailed Design Define the format of input and output Draw a flow-chart and module design
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Computer Programming Programming a computer is almost as easy as using one and does not require you to be a math genius. People who are good at solving story problems make good programmers‚ and others say that artistic or musical talent is a sign of potential programmer. Various computer languages are described‚ and tips on choosing the right language and learning how to use it are provided. Learning how to program is actually easier than many people think. Learning to program takes about the
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Directions: You and your group must answer the following questions according to the expectations below: All answers MUST BE IN COMPLETE SENTENCES! Submit one document (slide presentation) in which all partners have collaborated. Cite all references used. Not all questions are worth the same amount of points. Questions 1-24 are worth 3 points each. Question 25 is worth 8 points. Be aware that you will be asked to rate your group and individual partners tomorrow. (Worth 25 points) This will be
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A high-level programming language developed by Dennis Ritchie at Bell Labs in the mid 1970s. Although originally designed as a systems programming language‚ C has proved to be a powerful and flexible language that can be used for a variety of applications‚ from business programs to engineering. C is particularly a popular language for personal computer programmers because it is relatively small - it requires less memory than other languages. The first major program written in C was the UNIX operating
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