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

Difference among msgbox statement and msgboxq function, MsgBox is a built i...

MsgBox is a built in VB function which shows a Message Box and MsgBoxQ is a function definite by the user.

What are delay systems in telecommunication networks, What are delay system...

What are delay systems in telecommunication networks? Delay System: A class of telecommunication networks like data a network that places the call or message arrivals in a qu

What all 1's represents in 32bit ip addressing scheme, In 32bit IP Addressi...

In 32bit IP Addressing scheme all 1's represent? All 1's represent limited broadcast in 32 bit IP Addressing scheme.

Different types of addressing modes, Described different types of addressin...

Described different types of addressing modes available? Ans: The various types of addressing modes available are following:   Register addressing mode   Immediate ad

What is schedulers, What is schedulers?  A process migrates between the...

What is schedulers?  A process migrates between the various scheduling queues throughout its life time. The OS must select processes from these queues in some fashion. This sel

Illustrate the advantages of register transfer, Register Transfer We as...

Register Transfer We assign computer registers by capital letters to denote function of the register. Such as, the register which holds an address for memory unit is usually

What are invisible components, They are light weight components that do no ...

They are light weight components that do no painting, but can take space in the GUI. This is mainly used for layout management.

What are common reason for error massages while copying file, Q. What are c...

Q. What are common reason for error massages while copying file? While copying files with copy, DOS in encounters any error, it displays a suitable error massage. The common re

Error detection mechanism must be in-built, Error detection mechanism may i...

Error detection mechanism may include checking mechanical and data communication errors. These errors must be reported to processor. The illustrations of kind of mechanical errors

How many times browser on each computer has contacted server, Write a CGI p...

Write a CGI program that displays a count of how many times a browser on each computer has contacted the server. echo Content -type: text /html echo N=$QUERY_STRING Ec

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