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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.
Q. Benefits of Device controllers? Using device controllers for attaching I/O devices to a computer system in place of connecting them directly to system bus has subsequent ben
Q. Define Decision Support System? Ans. The decision support system is an information system application which help decision making. DSS tends to be used in planning or analy
composition of two shm in right angles to each other to havingg time period in the ratio 1:2
Q. Explain Relative Addressing Scheme? In this addressing technique the register R is the program counter (PC) which contains the address of current instruction being executed.
What are the different modes in that 8255 Programmable Peripheral Interface (PPI) can operate? 24 I/O lines in 3-8-bit port groups - A, B, C A, B can be 8-bit input
Explain the relationship amongst Translated address and Load time address. Translated address: Address assigned through the translator Load time address: Address ass
We are planning an orienteering game. The aim of this game is to arrive at the goal (G) from the start (S) with the shortest distance. However, the players have to pass all the che
How can I read .doc document in ASP.Net? You can read from a text file like this. Private void Button12_Click(object sender, System.EventArgs e) { string path="C:
For F = A.B.C + B.C.D ‾ + A‾.B.C , write the truth table and simplify using Karnaugh map . And. Simplification of Logic Function F = A B C + B C‾ D + A‾ B C. Therefore the
Q. Define syntax of MPI_Bcast function? MPI_Bcast(msgaddr, count, datatype, rank, comm): This function is used by a process ranked rank in group comm to transmit messag
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