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define the various actions a process might be take upon receiving a signalthere are various actions a process might be take upon receiving a signal
show system call for cloning standard form of clone function is as followsint clone int fn void child stack int flag intargsparameter fn is
explain clone processa clone process is generated using primitive type clone by duplicating its parent process however unlike traditional processes
what is the system call available to change the personalitythe system call personality prefers to a method to modify its implementation domain in
evaluate personality defines1 system calls linux use a software interrupts to change into kernel mode whilst other unix system use an inter segment
q what do you mean by execution unitexecution unit performs all alu operations execution unit of 8086 is of 16 bits it also contains the control unit
q explain segment registers in bus interface unitthese are very significant registers of cpu why we will answer this later in 8086 microprocessor
q instruction queue in bus interface unitinstruction queue is employed to store the instruction lsquobytes fetched please conceren two points here
q explain bus interface unitbiu bus interface unit mainly interacts with system bus it executes nearly all the activities relating to fetch cycle
q which things should microprocessor validatea microprocessor should validate powerful addressing modes more addressing capability more throughput
q show the major benefits of microprocessormicroprocessor is a complete cpu on a single chip the major benefits of microprocessor are powerful
q fundamental differences between risc and cisc architecturefundamental differences between risc and cisc architecture the following table lists
q explain about risc pipelininginstruction pipelining is frequently used to increase performance lets consider this in context of risc architecture
q diffrence between risc and cisc architectureciscs provide better support for high-level languages since they include high-level language constructs
characteristics of large-register-file and cache organizationslarge register filecachehold local variables for almost all functions this saves
generally the register storage is faster than cache andmain memory also register addressing uses much shorter addresses than addresses for cache and
q vlsi implementation of control unita main potential advantage of risc is vlsi implementation of microprocessor vlsi technology has decreased the
q explain high performance of instruction executionhigh performance of instruction execution while mapping of hll to machine instruction the compiler
q risc performance using optimizing compilersperformance using optimizing compilers as instructions are simple compilers can be developed for
simple instruction formatsrisc uses simple instruction formats usually only one or a few instruction formats are used in these machines instruction
q explain addressing modes in riscsimple addressing modes another benefit is the use of simple addressing modes risc machines employ simple register
q register-to-register operands in riscregister-to-register operands in risc machines operation which access memories are load and store all other
q instruction per cycle in riscone instruction per cycle a machine cycle is total time taken to fetch two operands from registers perform alu
q explain about risc architecturelets first list some significant considerations of risc architecture1 risc functions are kept simple unless there is
q origin of riscin the 1980s a new philosophy developed having optimizing compilers which could be used to compile normal programming languages down