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Q. Explain about Instruction Register and Flags?
The Instruction Register: It comprises the operation code (opcode) and addressing mode bits of the instruction. It assists in determining the numerous cycles to be performed and hence determines related micro-operations that are required to be performed.
Flags: Flags are used by CU for determining the status of CPU and the results of a previous ALU operation. For illustration a zero flag if set conveys to control unit that for instruction ISZ (skip subsequent instruction if zero flag is set) the next instruction has to be skipped.
Name some popular storage devices In contrasts with storage, which 1) retains data and programs irrespective of whether they are currently in use or not, (2) retains data
Q. Major problems associated in writing with cache memories? The data in main and cache memory can be written by processors or I/O devices. The major problems associated in wri
The Task Gantt shows the various tasks being performed i.e., some type of activities by the set of processors attached to the parallel computer as shown in Figure . Task Gantt
Define MFC. To accommodate the variability in response time, the processor waits unless it receives an indication that the requested read operation has been done. The control s
how to find the type of cohesion in a module
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.
Explain program interpretation process. In a program interpretation process , the interpreter reads the source program and stores this in its memory. This bridges an executi
Q. What is Mini computer? The term minicomputer introduced in 1960's when it was realized that numerous computing tasks don't need an expensive modern mainframe computers howev
These days, they're pretty much obsolete; they're definitely system-particular. They had to do with 16-bit programming under MS-DOS and perhaps some early on versions of Windows. I
what persistance shouold i use
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