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Define cache memory?
A special very high speed memory known as a cache is sometimes used to increase the speed of processing by making current programs and data available to the cpu at a rapid rate. The cache memory is employed in computer systems to compensate for the speed differential among main memory access time and processor logic.
CODE SEGMENT ; Set DS register MOV AX, DATA ; boiler plate code to set the DS register so that the MOV DS, AX ; program can access the data segment.
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
A computer manipulates data consistent with instructions of a stored program. Stored program means that the data and program are stored in same memory unit. Central processing unit
Define interrupt and ISR? An interrupt is a request from an I/O device for service by the processor. The processor gives the requested service by implementing the interrupt ser
Defines a macro Defines a macro with the given name, having as its value the given replacement text. After that (for the rest of the current source file), wherever the preproce
Attributes are declarative tags in code that put in additional metadata into an assembly.
What are semaphores? Semaphore : A semaphore is a synchronization tool which gives a general-purpose solution to controlling access to critical sections. It s an abstract data
Determine about the security- accidental damage accidental damage is best guarded against by keeping back up files or use Grandfather-Father-Son (GFS) method; also use of passw
Common channel signalling ? Common channel signalling requires no additional transmission help or facilities.
What are the uses of interrupts? Recovery from errors Debugging Communication among programs Use of interrupts in operating system
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