Skip to main content

What is Instruction Cycle ?

Free Discussion


Instruction is command which is given by user to computer.The processing required for a single instruction is called an instruction cycle.The time period during which one instruction is fetched from memory and executed when a computer is given an instruction in machine language.There are typically 4 stages of an instruction cycle that the CPU carries out :

  1. Fetch the instruction from memory. This step brings the instruction into the instruction register,a circuit that holds the instruction so that it can be decoded and executed.
  2. Decode the instruction.
  3. Read the effective address from memory if the instruction has an indirect address.
  4. Execute the instruction.

Unfamiliar Word Meaning in Bangla

  • Decode : সংকেতলিপির অর্থোদ্ধার করা
  • Fetch : আনয়ন করা
  • Carry Out : সম্পন্ন করা
  • Effective : কার্যকর

    • Quote :

    Only I can change my life. No one can do it for me || The past cannot be changed. The future is yet in your power. || Where there is a will, there is a way. If there is a chance in a million that you can do something, anything, to keep what you want from ending, do it. Pry the door open or, if need be, wedge your foot in that door and keep it open. || ... Do not wait; the time will never be ‘just right.’ Start where you stand, and work with whatever tools you may have at your command, and better tools will be found as you go along....|| Press forward. Do not stop, do not linger in your journey, but strive for the mark set before you...