Types of evaluation



Types of evaluation








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Computer system

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Computer and its generation

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Introduction A computer is simply a tool for people to use ; it is a machine that can solve any problem by accepting data , performing certain operations on that data , and presenting results of those operations. A computer is an information processing machine. It can perform arithmetic operations and the logical decisions . it has a memory and can store lots of information. The stored information may be retrieved , moved and operated upon as desired. Computation are done at an extremely fast speed with complete reliability and accuracy. The speed of execution of operation by modern computer is several million operations per second in comparison to slow computers. These are basically three types of computers - Analog , digitaldigital and hybrid. Analog computer An analog computer accepts , processes and generates continuous data. Computation are carried out with physical quantities , such as length, voltage, current, etc. Digital computer A digital computer accepts , p...
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Elements of teaching aptitude

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