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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.
Parameters are like script variables. They are used to vary input to the server and to imitate real users. Dissimilar sets of data are sent to the server every time the script is r
Q. Power supply in computer system? Computer operate electronically- either by power supply attained from your electric plug or batteries in case of portable computers. Though
Q. Show the instruction execution by using the micro-operations? A simple instruction can require: Instruction fetch: fetching instructions from the memory. Instruc
Within the Microelectronics centre we support the following microcontrollers 68HC11, 80C51 and the PIC16C5xx series; we have a set of software tools and emulators to help debug hig
Using D-Flip flops and waveforms explain the working of a 4-bit SISO shift register. Ans. Serial In-Serail Out Shift Register: Fig.(a) demonstrates a 4 bit serial in-serial out
Ameliorating the mechanical delays of seeks and rottion are usually regardeed as major aspects of device drivers for disks. The simplest way for a disk device driver to service dis
Overlay Graph: It overlay the content of two graphs that shares an ordinary x-axis. Left Y-axis on the merged graph show's the present graph's value & Right Y-axis illustrate the v
What are the limitations of mobile devices? For mobile devices we require both PC-integrated applications and specialized mobile services quite than repurposed website content.
Q. Define looping in assembly language? LOOPING ; Program: Assume a constant inflation factor that is added to a series of prices ; stored in the memory. The program
Q. How to copy several files in one stroke? The COPY command can also be used to copy several files in one stroke by using wildcards. For example, consider the following comman
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