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a. Explain the hardware mechanism for handling multiple interrupt requests.
b. What are handshaking signals? Describe the handshake control of data transfer during input and output operation.
c. Sketch the typical block diagram of a DMA controller and define how it is used for direct data transfer among memory and peripherals.
Write an algorithm to outline the macro-expansion using macro-expansion counter. The flow of control throughout macro expansion can be implemented by using a MEC that is macro-
How does bus arbitration typically work? i. A bus master waiting to use the bus asserts by the bus request. ii. A bus master cannot be the bus until it's request is grant
Q. Describe short note on Information system for strategic advantage? Ans. Strategic role of information systems engage using information technology to develop products or serv
Contact-based keyboards employ switches directly. Though they have a comparatively shorter life they are the most preferred type these days because of their lower cost. Three such
Reprographic Methods i) Thermography ii) Dyeline jii) Microfiche iv) Fax In this unit you have learnt that: Used for Methods of reprography are used for the
How object oriented development is dissimilar from structured development object oriented development is dissimilar from structured development of the system. In the structure
Explain Flash devices It is possible to read the contents of a one cell, but it is only possible to write an whole block of cells Greater density which leads to superior cap
Advantages of EDI 1. EDI replaces paper transactions with electronic transactions therefore it saves times and speeds up transactions. 2. It gives a legal record of busine
Q. Explain the following: a. BCD code b. Gray code c. Excess-3 code d. True complement method Q. Addition-Subtraction-Multiplication-Division: Perform Binary Addi
A CSMA/CD bus spans a distance of 1.5 Km. If data is 5 Mbps, What is minimum frame size where propagation speed in LAN cable is 200 m µs. Usual propagation speed in LAN cables
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