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Question:
(a) Primary and secondary memory differs in their way they access data:
(i) Mention the four generic access methods usually present in a computer system.
(ii) Explain how the different access methods work and give an example of a device that uses each of the different access methods.
All digital devices are made from circuits whichcan be switched between two possible states.These two states are represented by a voltagelevel at the output of the circuit e.g. 0V
We now consider the relation between passwords and key size. For this purpose consider a cryptosystem where the user enters a key in the form of a password. Assume a password consi
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Q. Explain about Floating Point Representation? Floating-point number representation includes two parts. The first part of number is a signed fixed-point number which is called
decomposition
Find the Boolean expression for logic circuit shown in Figure below and reduce it using Boolean algebra. Ans. Y = (AB)' + (A' + B)' = A' + B' + AB' by using Demorgan's Theorem. =
Define in detail about the Architecture Architecture is the set of resources visible to machine language programmer: Registers, the memory, data representations, instructions
? Actor: Actor shows an external user / end user who interact with the system. ? Object: Object is shown by one of components of the system. ? Unit: A unit is a subsystem, o
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You have a file having sporting goods that are sold online. Every item record contains the item id, item name, item description, item category, item price, and the units in stock.
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