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Q. Explain about disk caching scheme?
The disk caching scheme can be used to speed up performance of disk drive system. A set (cache) of buffers is assigned to hold some disk blocks that have been recently accessed. In effect the cached blocks are in memory copies of disk blocks. If data in a cache buffer memory is modified only local copy is updated at that time. Therefore processing of data occurs using cached data avoiding need to frequently access disk itself.
Commutatively of Connectives You will be aware from the fact that some arithmetic operators have a property that it does not matter which way around you give the operator input
What is the difference between a Substructure and an Append Structure? In case of a substructure, the reference originates in the table itself, in the form of a statement
Explain the term step-wise refinement. Ans: Step Wise Refinement Refinement is a method of elaboration. Here one starts with a statement of function that is described a
Which is not a key piece of information, stored in single page table entry, assuming pure paging and virtual memory Ans. A reference for the disk block which stores the page is
Design a 4:1 mux in Verilog Multiple styles of coding. e.g. Using if-else statements if(sel_1 == 0 && sel_0 == 0) output = I0; else if(sel_1 == 0 && sel_0 ==
Use "Edit->Paste As->New Image" menu command or press Ctrl-Shift-V key combination, then save newly created image.The script-fu-selection-to image can also be used to cut a selecti
Discuss its advantages over the other evaluation techniques. The expression tree is determined by using a post-order traversal of the expression tree as given here: 1. If such
Q. What is Program Annotation Packages? A quite renowned scheme in this field is OpenMP a newly designed industry standard for shared memory programming on architectures with u
The real power of arrays comes from their facility of using an index variable to traverse the array, accessing every element with the similar expression a[i]. All the is required t
Define Rules For Evaluating the Boolean Expression? Generally, the following rules must always be followed when evaluating the Boolean expression: Primary, perform all in
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