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Pascaline:Mechanical computers
Blaise Pascal made the initial attempt in the direction of this automatic computing. He invented a apparatus, which comprised of lots of gears and chains and used to perform repeated subtractions and addition. This device was termed as Pascaline. Later many attempts were made in this direction. The innovation by Charles babbage, the grandfather of present day computer.
RST 4.5 is known as TRAP.
Write short note on Associated vs. Common channel signaling. Associated vs Common channel signalling: The out band signalling suffers from the very restricted bandwidth.
Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provide comparative study also.
Multidimensional support is very necessary if we are to contain multiple hierarchies in our data analysis. Multidimensional feature permits a user to examine business and organizat
What is model? A universe together with an assignment of relations to relation symbol is known as a model. A model M is a tuple (U, P1, P2..Pk), where U is the universe and P
representation of the adjacency matrix and adjacency list
Write Relational algebra expressions for the given queries. (i) List the employee numbers, employee names and their manager numbers working in several branches who earn more than
Explain about Annotational Notations These notations may be applied to describe remark and illuminate about any element in the model. They are considered as explanatory of U
Q. Describe about Physical Systems? Physical Systems are tangible entities which may be dynamic or static. Computer Systems, Buildings,Vehicles etc. are illustrations of p
Define the meaning of Registers and Counting? Registers: Group of flip-flops use for data storage. Counting: Another extremely important application of flip-flops is in dig
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