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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.
What are the main features of UML Defined system structure for the object modelling Support for all different model organization Strong modelling for behaviour an
Operand is that part of an instruction which specifies the address of source or result or the data itself on which the processor is to operate. Operand types typically give operand
Define synchronous bus. Synchronous buses are the ones in which every item is transferred during a time slot(clock cycle) known to both the source and destination units. Synchr
How are devices represented in UNIX? All devices are shown by files called special files that are located in /dev directory. Therefore, device files and other files are named a
Signify this problem by means of: i. An Entity Relationship model; ii. Relational tables. Pete's Programmers is a firm which supplies part time staff on contract to organisat
IT Management 1. Describe how the IT infrastructure is designed. 2. Explain briefly the audit planning phase in IT Audit 3. Explain localized and distributed load balanci
Q. Explain Segment Registers in bus interface unit? These are very significant registers of CPU. Why? We will answer this later. In 8086 microprocessor memory is a byte organiz
In this task you are supposed to create three UML diagrams. The conditions are given by the scenario in the document Theatre Case (on Blackboard). A theatre manager has ordered a s
Search in Problem Solving: If Artificial Intelligence can inform that the other science about anything, it is about problem solving and, in particular, how to research after s
Configure port A for the lower 4 bits to be inputs and the upper 4 bits to be outputs. The program should chase a logic one from Pa4 -> Pa7, depending upon the condition of Pa0-Pa3
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