Thursday, 13 August 2015

Intro to Computing

In the olden days the calculations and logical operations were done with the help of a machine named computer. It was invented by Charles Babbage. With the help of circuits and ports the execution of the task were handled by the people. The computer when invented was very big. It was embedded in a room with many wires and it took wide area in room. Scientist experimented the computer with the help of circuits and ports. We already know that the computer can only understand Binary language. i.e 0's and 1's. We can also call this language as Assembly language or low level language. The input given to the machine converted in to machine level language and it is then translated to the human understandable language by the computer and then output was generated. This procedure was done with the help of circuits and ports in olden days. This can be explained with an example

In olden days Computer in a room 

If we instruct some set of rules or instructions to the computer. This machine takes the whole instructions and the task would be divided in to step by step modules. It verifes or checks the step by step procedure and generates the result. This can be done with the help of binary language nothing but boo lean language. Every instruction from the user will be particularly converted in to binary language, if the result satisfies it returns true if not it returns false. Nothing but 0's and 1's. In this way the whole instructions will be translated in to machine level language and then to user understandable language.


So set of instructions were managed with the help of translating the languages. Step by step procedure is nothing but a process. The whole instructions executed can be said as process. This process can be done with the help of a chip in this computers. Without this chip we cannot undergo process. This chip is called as processor in terms of computers. The processors are the heart of CPU.

Processor from Intel

In the modern computing with the help of programs the user instructs the computer. The programs are the set of instructions that tells the computer to do various things. This is similar to a recipe that tells how to make a food item. This programs are introduced by the people to communicate and interact with the computers. With the help of translators we communicate with the computers.

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