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Explain the Optimization of data access paths
Optimization is a very significant aspect of any design. The designer must do the followings for optimization:
i) Add redundant associations or remove non-usable existing associations to minimize the access cost and maximize the convenience
ii) Reorganize the order of computational tasks for the better efficiency
iii) Save all derived attributes to ignore re-computation of complicated expressions.
What are vectored interrupts? To decrease the time involved in the polling process, a device requesting an interrupt may recognize itself directly to the processor. Then the pr
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Which type of web document is run at the client site? Active web document is a type of web document is run at client side.
Define system space. Management routines are part of the operating system of the computer. It is suitable to assemble the OS routines into a virtual address space.
Find a 3NF decomposition of the following relation scheme: University (Faculty, Dean, Department, Chair, Professor, Rank, Student}. The University relation satisfies the following
Communications between the user and the server A significant enhancement was achieved when communications between the user and the server was sent in encrypted form and later
In 1993 High Performance FORTRAN Forum which is a group of academicians and many leading software and hardware vendors in field of parallel processing established an informal langu
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What do you mean by system calls? System calls give the interface among a process and the operating system. When a system call is executed, it is treated as by the hardware as
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