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Explain the term - ancestors
The ancestors of modern age computer were mechanical and electro-mechanical instruments. This ancestry can be traced as back and seventeenth century, when the first machine that capable of performing four mathematical operations, such as division, subtraction, multiplication and addition.
Subtraction of 01000-01001 using 2's complement method. Ans. Firstly 1's complement of 01001 is 10110 and 2's complement is 10110+ 1 =10111. Thus 01000 = 01000 - 01001
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 an
The advantage of using a Database Management System The advantage of using a Database Management System for a data store is that databases have mechanisms for describing data,
Existential Elimination : Now we have a sentence, A, is with an existentially quantified variable, v, so then just for every constant symbol k, that it does not appear anywhe
What is memory mapped I/O? When the I/O devices share the similar address space, the arrangement is known as memory mapped I/O.
There can be more than one node at the highest level in the structure. False. One can describe only single node at the highest level in the structure on LDB
A certain memory has a capacity of 4K × 8 (i) How many data input and data output lines does it have? (ii) How many address lines does it have? (iii) What is its capacity in bytes
What are the uses of interactive reporting? The user can actively control data retrieval and show during the session. Instead of an extensive and detailed list, you make a ba
Explain about the Biometrics This includes obtaining data and identifying characteristics automatically in security systems e.g. use of palm prints, finger prints, facial ima
Fetching a word from memory: CPU transfers the address of the needed information word to the memory address register (MAR). Address of the needed word is transferred to the pr
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