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Q. What do you mean by instruction cycle?
We have considered the instruction execution in previous section. Now let's consider more about different types of instruction execution.
What are the different types of operations which can be required by computer for execution of instruction? Following are probable steps:
So in general execution cycle for a individual instruction can involve more than one phase and memory references and an instruction might ask for an I/O operation. Determining the steps above let's work out a more comprehensive view of instruction cycle. Figure below gives an illustration of an instruction cycle.
Q. Describe about general-purpose registers? The general-purpose registers as the name proposes can be used for several functions. For illustration they may comprise operands o
Define Operation code. The Operation code of an instruction is a group of bits that explain such operations as add, sub, ,shift, mul and complement.
Q. Explain functions of direct memory access? Though CPU intervention in DMA is minimised however it should use path between interfaces that is system bus. So DMA involves an e
reate a directory "Unix" under your home directory. Command(s): ………………………………………….
Two-dimensional array is represented in memory in following two ways: 1. Row major representation: To attain this linear representation, the first row of the array is kept in
Q. Explain the Instruction Decode? Instruction Decode: This phase is performed under control of Control Unit of computer. The Control Unit determines the operation which is t
How cloud can be used in Event Schedules and Management with an example. Web-based calendars can be used to post dates and schedules for specific public events, such as school
The search-based tools initially identify the problem and after that appropriately give advice on how to correct it. AT Expert from Cray Research is one of the tools being used
What is concurrent control? Control resides concurrently in various independent objects, every a separate task. A task can wait for input but other task continues implementatio
Q. Explain about Interrupt servicing routines? First the situation is to be checked as to why the interrupt has happened. That includes not only device but also why the device
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