provided by the sensor and sending the barcode’s content to the scanner’s output port. Biometrics Biometrics[1] (or biometric authentication)[note 1] refers to the identification of humans by their characteristics or traits. Biometrics is used in computer science as a form of identification and access control.[2] It is also used to identify individuals in groups that are undersurveillance.[citation needed] Biometric identifiers are the distinctive‚ measurable characteristics used to label and describe
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UNIT-I INTRODUCTION INTRODUCTION TO COMPUTER The term “Computer” is derived from the Latin word “Computare” which means “to compute” or “to calculate”‚ so it is considered to be calculating device. In fact‚ the main objective of inventing the computer was to create a fast calculating machine. But now-a-days more than 75% of non-mathematical or non-numerical work is carried out by the computers. Today‚ computer technology has spread to every sphere of existence of modern man‚ from railway
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Tomorrow’s Technology and You textbook. Chapter 1 1. What is the most important difference between a computer and a calculator? [RQ‚ no. 2] Calculators perform operations one at a time‚ while computers can process a sequence of operations using provided instructions. A typical calculator requires many interactions to perform a computation‚ while a computer takes a set of instructions. 2. How are computers today similar to those from World War II? How are they different? [RQ‚ no. 3] 3. The way people
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Computer Engineer is involved in various tasks of computing like designing‚ programming related to software and also tasks with respect to hardware. So it is vital that they have proper blend of sound knowledge on both areas. Computer engineers take part in challenging and critical projects and must have the ability to work on a broad range of technologies in diversified critical project areas. For achieving a sound result on the above it is vital that the computer engineers must possess an in-depth
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the modern electronic computer was developed at U.S. universities; however‚ in the year‚ there was no computer education yet. It needed more 10 years to have computer education. The period of the computer revolution was 1950 in the U.S.. Computer education began in the middle of the 1950s with an organized body of knowledge. Also Japanese the teaching of computer science has been developed in the same period. During 1955 to 1959‚ some universities developed their own computers. They organized short
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of the military and industry in the development of electronics‚ computers‚ and information theory. After the 1940s‚ the military remained the major source of research and development funding for the expansion of automation to replace manpower with machine power. Since the 1950s‚ four generations of computers have evolved. Each generation reflected a change to hardware of decreased size but increased capabilities to control computer operations. The first generation used vacuum tubes‚ the second used
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Hyper-threading Hypertext markup language Information Literacy Interface Unit in Cache Memory Java most common transition Designed for many different users tasks 8 physically duplicates certain sections of the processor Used as standard for interpreting text images and other material into webpages The ability to use the computer to gather information or data transmits and receives program instructions and data to other components Object orientated programming language‚ embedded language by an HTML simple and
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SCHEME OF EXAMINATION & SYLLABI for B. TECH. COMPUTER SCIENCE & ENGINEERING SECOND YEAR (III & IV Semester) (Effective from the session: 2010-2011) Uttrakhand Technical University‚Dehradun www.uktech.in COURSES OF STUDY‚ SCHEME OF EXAMINATION & SYLLABUS FOR B.TECH CSE Semester-III Subject Code Subject Contact Hrs. 3-1-0 2-0-0 3-1-0 3-1-0 3-1-0 2-0-0 002 002 002 002 002 Credit 4 2 4 4 4 2 2 2 2 2 28 TCS-301 TCS-302 TCS-303 TEC-301 TCS-304 THU-301 PRACTICAL: PCS-302 PCS-303 PEC-350
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A common language. There is no doubt that a common language used throughout the world would do much to brings countries closer to each other. Thought it is becoming increasingly easy to move from place to place‚ our inability to communicate with one another‚ gives rise to numerous misunderstandings and makes real contact between people of different nationalities impossible. Many attempts have been made to overcome this problem and they have all failed. The fear of foreign influence and domination
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Language Communication of thoughts and feelings through a system of arbitrary signals‚ such as voice sounds‚ gestures‚ or written symbols. Such a system as used by a nation‚ people‚ or other distinct community; often contrasted with dialect. Global language A world language is a language spoken internationally which is learned by many people as a second language. A world language is not only characterized by the number of its speakers (native or second language speakers)‚ but also by its geographical
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