What Is The Historical Development Of A Computer
Today the would can no longer be imagined without computer
we enter commands with the help of keywords and don’t stop to wonder at phrases
like open a window with the mouse the world of bits
What Is The Historical Development Of A Computer.
And bytes is also open to
the blind one has to be careful while downloading information from the internet
because malicious viruses can also be downloaded .
What Is The Historical Development Of A Computer
 |
| What Is The Historical Development Of A Computer |
Tools that help calculation such as the abacus have been
around for the past 30000 years but electronic computer than can perform
complicated tasks at lighting speed appeared only about 70 year age the world computer comes from the phrase to computer or to
calculate
how does a
computer calculate square root
All the data stored in the computer is encoded with
different combination of both these digital the binary code (binary means two
instance when we press ‘a’ on the computer it is taken converted into the number
sequence 1100001:
Today the would can no longer be imagined without computer we enter commands with the help of keywords and don’t stop to wonder at phrases like open a window with the mouse the world of bits
The last position stand for 1, the second last of 2, the
third for 4 following 8, 16, 32,64, and so on
The position occupied by ‘1’ are counted for the number
sequence for ‘a’ it will e 1+32+64=97 the code of ‘a’ is therefore 97 all date
can coded in the way What Is The Historical Development Of A Computer therefore actually calculate only with ‘1’ and
‘o’.
The heart of computer is the the central processing unit it
controls all the process in the computer know only two switching states which
are expressed by numbers 1 stand for power on o of power off.
How does the mouse work
The mouse coveted the movement in electrical signals and sent them computer the trackballs gather a lot of dust to solve this problem the optical mouse was developed which registers movement with light barriers these were followed by the first wireless mouse units.
The working of a mouse can best be explained with the help of the first mechanical mouse units they had a trackball in the running surface which registered the movement of the hand in three directions vertical horizontal and diagonal
What is the difference
between the internet
On the other hand the www and the sending of e-mails is a
service which OS preferred within the internet it is worldwide associated of
information pages connected with one another called the world wide web.
The basic requirement for searching in the www or for sending
is access to the internet maybe through a telephone line What Is The Historical Development Of A Computer.
Today the would can no longer be imagined without computer we enter commands with the help of keywords and don’t stop to wonder at phrases like open a window with the mouse the world of bits
What is the difference between the internet
 |
| What is the difference between the internet |
Today the would can no longer be imagined without computer we enter commands with the help of keywords and don’t stop to wonder at phrases like open a window with the mouse the world of bits
In 1969 some American universities and research institutes
needed more computing power and connected their computers with one another
later more and more computer got connected giving rise to a worldwide network
called the internet .
How can the blind work
with computer
Or the text can be read aloud to them by a special speech
program they can also dictate texts in the internet pictures must always be
accompanied by text otherwise the blind cannot read them.
For reading on screen texts the blind need a special reading
line in Braille script for this the computer converts the text in electrical
signals which are then pressed upwards by the corresponding points.
The virus then automatically go to other the computer through
email addresses stored in our computer some protection is offered by the
antivirus programs the safest way to stew entering your computer is not
to open attachment form known senders especially the ones with an unusual
subject.
Many people transmit malicious viruses mostly through e-mails
the virus mostly through the virus is a small hidden program that deletes the
data or destroys parts or the operating system
which controls the computer.
How do computer virus work
Computer have become compact nowadays laptops have everything on board screen keyboard and in built touch pad over which one glades the finger this pad replace the mouse.
Think of something you would like to search for in the world
wide web it you want to know how blind people work with computes then enter the
search term.
How do computer virus work
 |
| How do computer virus work |
If you want to know how blind people work computers then
enter than search term blind in a search engine such as you will not get several hits you can also refine your search
by adding more words.
Date can be transmitted over short stretches with Bluetooth
technology wireless mouse units and keyboard use the this technology.
A German engineer is the inventor of computer although the
first model of Conrad zuse the Z1 had many errors the Z3 made in 1941 was fully
functional.
The basic language of the WWW is called HTML it has also been
developed furthers XML, D HTML, and other.
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