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Q. Illustrate about First Generation Computers?
It is certainly ironic that scientific inventions of great impact have frequently been linked with supporting a very sad as well as undesirable aspect of civilization for example fighting wars. Nuclear energy wouldn't have been developed as fast, if huge efforts weren't spent in the direction of inventing nuclear bombs. Likewise origin of the first truly general-purpose computer was also designed to meet the requirement of World War II. The ENIAC (the Electronic Numerical Integrator and Calculator) was designed in 1945 at University of Pennsylvania to calculate figures for thousands of gunnery tables needed by US army for accuracy in artillery fire. The ENIAC ushered in era of what is recognized as first generation computers. It could execute 5000 additions or 500 multiplications per minute. It was though a monstrous installation. It took thousands of vacuum tubes (18000), weighed 30 tons, occupied a number of rooms, needed a great amount of electricity and emitted excessive heat.
Ask questDesign a logic circuit with 4 inputs A, B, C & D that will produce output ‘1’ only whenever two adjacent input variables are 1’s. A & D are also to be treated as adjacent,
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Answering Systems / Database Query There are a large number of opportunities for get faster through parallelizing a Database Management System (DBMS). However, the actual purpo
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What is write miss? During the write operation if the addressed word is not in cache then said to be write miss.
List out the main requirements between page replacement policies which should be satisfied by a page replacement policy? The major requirements that should be satisfied
hidden edge/surface removal
Write the factors considered in designing an I/O subsystem? 1. Data Location: Device selection, address of data within device ( track, sector etc) 2. Data transfer: Amount
In binary counter the flip flop of lowest order position is complemented with each pulse. This means that JK input position must be maintained with logic one
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