Wednesday, July 13, 2011

Classification of Computer :ACCORDING TO SIZE


The Columbia Supercomputer at NASA

IBM z-series computer is about 6 feet tall

HP 2100 mini-computer
According to size, traditionally computers are divided in four categories, namely,

a) Super Computer

  • Super computers are the fastest, most-powerful and most expensive computers.
  • It has the ability to recover automatically from failures.
  • It has the ability to support several Giga Bytes of RAM.
  • Unlike conventional computers, which have a single processor to process one instruction at a time, supercomputers have multiple processors (or CPUs) that process multiple instructions at a time.
  • Supercomputers are widely used in scientific applications such as aerodynamic design and simulation, processing of geological data.
  • One of the most powerful supercomputers today is "The Cray-2" and Some others are CRAY 1, CRAY - MP, SX-2, HITAC S-300, etc.

b) Mainframe Computer

  • A mainframe computer is usually slower, less powerful and less expensive than supercomputers.
  • Very large in size with approximately 1000 square ft area.
  • Mainframes process several million instructions per second (MIPS). More than 1,000 remote workstations can be accommodated by a typical mainframe computer.
  • Mainframes are used by banks and many businesses to update inventory, etc.
  • Many modern mainframes have multiprocessing capabilities.

c) Mini Computer

  • These are also a general purpose computer, smaller than mainframe computer. Medium sized computer, occupying approximately 10 sq ft of area.
  • They have slower operating speed, smaller backup storage, limited hardware and less memory than mainframes.
  • Minicomputers are well adapted for functions such as accounting, word processing, data base management, statistical packages for social sciences
  • More than 50 terminals and large storage capacity device than micro computers but smaller than mainframe computers. E.g. Prime 9755

d) Micro Computer

  • A microcomputer is the smallest, least expensive of all the computers.
  • Microcomputers have smallest memory and less power
  • Microcomputers are also called personal computers.
  • The most common type of microcomputer is a desktop computer, which is a non-portable personal computer.


AimBin said...

I have read this article ..... a good one... but i have also found some interesting material at
regarding Types Of Computer ....
Thought you people might like it...

Anonymous said...

Тhis is а frequent оccurrencе ωhere one spouse workѕ and the sound balanсe shеet аnd an expanԁing cuѕtοmer
basе. Arе there ѕpeсial businesѕ tax bгeaκs
for manufacturing. But these days, with sо much business frеe сash flow generаtion.
Almost eѵeryone has vіѕiοns οf the" life tenant".
India is known for this. At lеast that's how Jolanta Hardej, the CEO of an international mail.

my web-site; online business ideas

Anonymous said...

Write more, thats all I have to say. Literally, it seems as though you relied
on the video to make your point. You obviously know what youre talking about,
why throw away your intelligence on just posting videos to your weblog when you could
be giving us something enlightening to read?

Feel free to surf to my page ... calories burned walking

Anonymous said...

This Multi-gym will help in building a trim overall body, burning absent extra body fat too as increasing your charge of fat burning capacity.

my website ... Full Statement

Anonymous said...

I've owned types created by distinctive companies that broke in every week.

my web site ... click through the up coming page

Anonymous said...

Best of luck together with your new home fitness center
obtain, being entirely content attempt to stick that has
a typically designed and ergonomically accurate residence
health club.

Here is my website :: best adjustable dumbbells

Anonymous said...

Systems this kind of as Tower 200 and P90x lead the way in resistance teaching circles, but are
they for you personally?

Here is my page :: adjustable dumbbells

Anonymous said...

Hi there! I just wanted to ask if you ever have any issues with hackers?
My last blog (wordpress) was hacked and I ended up losing many months of hard work
due to no backup. Do you have any solutions to prevent hackers?

Also visit my blog post - activity calorie calculator

Anonymous said...

In the following paragraphs, we will examine several normally questioned inquiries and debunk some myths about Bodylastics Residence Health club Resistance Bands.

Here is my web blog

Anonymous said...

As well as the bands will not acquire up a lot of room, are
lightweight and can strengthen your coordination
and balance.

Also visit my web-site ... dumbbells for sale

Anonymous said...

A house health and fitness center may be great deal extra entertaining and effectual than executing routines in a
fitness club.

My site free weights for sale

Anonymous said...

Which means the more you pull on it the greater muscle mass
making tension it offers you.

Also visit my weblog ... Suggested Looking at

Anonymous said...

Most purchasers similar to the gear given that it's difficult and sturdy.

Feel free to visit my weblog;

Anonymous said...

These links you have to be considering every aspect, from
content to links to tags and other Pay Per Click professionals is rosy.

my web blog cheap seo services

Anonymous said...

Mainly because I want the speediest effects and that's what you will get.

Here is my blog; dumbbell sets

Anonymous said...

It's got 16 diverse resistance levels that he is able to select from, furnishing a wide variety of workout options.

Here is my website: simply click the following post

Anonymous said...

At $5,000 this is certainly not a small investment.

Feel free to surf to my web-site dumbbell sets

Anonymous said...

You can visit the website of a local business for search engines.
You need to create links to your website. It is search engine friendly application
to make your presence felt on the Internet, Search Engine marketing is that there is no risk of losing money.
Without access to high-level consulting and without a lot of work, and we've only mentioned two parts of the ways you can begin quickly promoting your website online.

my web blog; chicago search engine optimization

Anonymous said...

Two months ahead, she now provides a flat belly and is also now on her approach to a six pack (She already incorporates a four pack
and is also wanting so pretty).

my weblog ...

Anonymous said...

These strength rods provide resistance as a result of your entire motion
of physical exercise relatively than simply in the pretty commencing or conclusion; that is normally the case with common
cost-free weights or pulleys.

Take a look at my page Click Here

Anonymous said...

Work out is a great approach to remove the unneeded fats inside
your overall body but good eating plan ought to also be

Look into my webpage ... dumbbell set with rack

Anonymous said...

Lots of people desire acquiring the bench set along with the weights in
a single go as this assists them to acquire a lower price from
the retailer.

Also visit my webpage;

Anonymous said...

Extra fat tends to accumulate simply during the stomach and thighs in case your physique just
isn't physically lively.

Feel free to surf to my site: simply click the next website page

Anonymous said...

I wasn't expecting an overnight miracle though the modifications I did observe ended up similar to the way in which I looked once i accustomed to have a gym membership.

Feel free to surf to my webpage: bowflex selecttech dumbbells

Anonymous said...

You'll find on this page is exactly what I contemplate being the very best Bowflex exercises and since they assert "For True Success!

My blog post ...

Anonymous said...

The common Bowflex muscle mass machine arrives with resistance concentrations that range from 5 pounds to as much as 410 kilos.

Feel free to visit my web-site relevant site

Anonymous said...

The elite is well designed as are all of bowflexs range
also to adjust from one particular work out to a
different is pretty uncomplicated.

my webpage; Learn Alot more

Anonymous said...

To top rated it off, this can be a great looking established of weights, one which you won't head getting hang out in the "home gym", whether or not that will be the relatives space, den, or bed room.

Also visit my webpage ... please click the next document

Anonymous said...

This is often where by I explain to you to begin placing
some functionality goals about the way you are likely to try and are living.

Here is my web site just click the next site

Anonymous said...

To remain safe, consult your doctor prior to carrying out any training.

Also visit my page:

Anonymous said...

If you are merely starting training or have got a incredibly casual
attitude in the direction of exercise in general then I might propose that you
start out along with the Bodylastics Standard Resistance

Here is my weblog :: Get the facts

Anonymous said...

That posting won't condition everything new, by now it truly is clear to most that additional workout is warranted and useful (particularly during the aged).

Feel free to surf to my blog post - click the up coming article

Anonymous said...

You should believe how the rods would break immediately after repeatedly flexing them but I have never heard of it happening.

My site bowflex selecttech dumbbells

Post a Comment