Why io devices cannot be connected to the system bus, Computer Engineering

Assignment Help:

Why IO devices cannot be directly be connected to the system bus?

The IO devices cannot be directly linked to the system bus because

i.  The data transfer rate of IO devices is slower that of CPU.

ii. The IO devices in computer system has dissimilar data formats and work lengths that of CPU.

So it is essential to use a module among system bus and IO device known as IO module or  IO system

 


Related Discussions:- Why io devices cannot be connected to the system bus

Differentiate between $display and $strobe, Differentiate between $display ...

Differentiate between $display and $strobe These commands have similar syntax, and display text on screen during simulation. $display and $strobe display once every time they a

What is meant by context switch, What is meant by context switch?  Swit...

What is meant by context switch?  Switching the CPU to another process requires saving the state of the old process and loading the saved state for the new process. This task i

Can we run dot.net in unix platform, Can we run DOT.NET in UNIX platform? ...

Can we run DOT.NET in UNIX platform? One of the drawbacks of using Visual Studio.NET and the .NET framework to develop applications has been the lack of cross-platform support

How do we call one script-fu script from another, he trick to calling scrip...

he trick to calling script-fu-scripts from any more script is to just reference the main define for the script and not to try to use the pdb call. All the scripts in script-fu shar

What is exact and approximation algorithm, What is Exact and Approximation ...

What is Exact and Approximation algorithm? The principal decision to choose solving the problem exactly is called exact algorithm. The   principal decision to choose solving th

Write the factors considered in designing an i/o subsystem, Write the facto...

Write the factors considered in designing an I/O subsystem? 1.  Data Location: Device selection, address of data within device ( track, sector etc) 2.  Data transfer: Amount

Reading decision trees, Reading Decision Trees: However we can justifi...

Reading Decision Trees: However we can justified by see that a link between decision tree representations and logical representations that can be exploited to make it easier t

Explain approaches to reuse free memory area in a heap, Discuss two main ap...

Discuss two main approaches to reuse free memory area in a heap. Two major approaches to reuse free memory area in a heap are: First-fit: Allocate the first hole which i

Describe the functionality of software testing, What do you do if you have ...

What do you do if you have given functionality that wasn't listed in the requirements? - If the functionality isn't essential to the purpose of the application, it should be re

Calculate the switching elements in a two stage network, In a two stage ne...

In a two stage network there are 512 inlets and outlets, r=s=24. If the probability that a given inlet is active is 0.8, calculate: the switching elements Given: N =M =512,

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd