Phone Scoop

printed November 25, 2015
See this page online at:

Home  ›  OSes  ›

BlackBerry OS

News Phones Forum  

all discussions

The Fetch and Execute Cycle


May 4, 2012, 12:08 PM
The Fetch and Execute Cycle: Machine Language

A computer is a complex system consisting of many different components. But at the heart -- or the brain, if you want -- of the computer is a single component that does the actual computing. This is the Central Processing Unit, or CPU. In a modern desktop computer, the CPU is a single "chip" on the order of one square inch in size. The job of the CPU is to execute programs.

A program is simply a list of unambiguous instructions meant to be followed mechanically by a computer. A computer is built to carry out instructions that are written in a very simple type of language called machine language. Each type of computer has its own machine language, and the computer can directly execute a prog...

You must log in to reply.

Please log in to report a message to the moderator.

all discussions

Subscribe to Phone Scoop News with RSS Follow @phonescoop on Twitter Phone Scoop on Facebook Subscribe to Phone Scoop on YouTube Follow on Instagram


All content Copyright 2001-2015 Phone Factor, LLC. All Rights Reserved.
Content on this site may not be copied or republished without formal permission.