Computer course in Aligarh

The first generation microprocessors were introduced in the year 1971-1972 by Intel Corporation. It was named Intel 4004 since it was a 4-bit processor. It was a processor on a single chip.The microprocessor has become a more essential part of many gadgets. The evolution of microprocessors was divided into five generations such as first, second, third, fourth and fifth generation

NETWORK
A computer network is a group of computers that use a set of common communication protocols over digital interconnections for the purpose of sharing resources located on or provided by the network nodes.

ROM (Read Only Memory)
The memory from which we can only read but cannot write on it. This type of memory is non-volatile. The information is stored permanently in such memories during manufacture.

Random Access Memory is volatile. That means data is retained in RAM as long as the computer is on, but it is lost when the computer is turned off.
It is the temporary storage device of the computer. It is used to hold the data that the computer is working on.
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Computer memory is any physical device capable of storing information temporarily, like RAM (Random Access Memory),
or permanently, like ROM (Read Only Memory)
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Power Supply Units


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CPU
(Central Processing Unit)
This is referred to as

the computer's brain as

it does the processing job

of computer. This means

that it is responsible for

manipulating the data.