Class 9 Computer Notes PDF Download Sindh Textbook Board

Class 9 Computer Notes PDF Download Sindh Textbook Board

Class 9 Computer Notes PDF Download Sindh Textbook Board Free download or read online 9th IX class computer notes Sindh textbook board Jamshoro, Ninth Class Computer Notes Free download in PDF format. Secondary stage computer book one, total pages and PDF file size MB. The computer literally means ‘calculator’ but its job is not just to do calculations it is an electronic machine that can present the required information in the form of words and numbers in a very short time like lightning. Not only this, with the help of fire you can do welding.
Computers have become one of the most important parts of life today. Not surprisingly, people unfamiliar with computers will soon be considered inferior. The machine is said to be the inventor of the computer called ‘Abacus’. Work is being done in offices. People think that the computer is a very complex machine Although this is not the case. Computers are lifeless and simple machines. Even a primary school student can use them. A computer is a mind whose memory is very strong. It takes more than a year for a sane and healthy person to perform these tasks. There are three types of computers.
In today’s scientific age computers perform many functions such as teaching, messaging, mapping buildings, diagnosing diseases, translating and writing books, radio, telephone, television, trains, and airplanes. Etc. It seems that in a few years the computer will start to do all our work. We will not even need to have an employee in our house. Why not? At every age, human beings will be needed to command or use it. It is a fact that the number of unemployed people is increasing due to computers but due to their popularity and importance. No one can deny it.
The computer is used for various purposes. Some use it for research work, some for business. Some use it for calculation, some for designing. Some use it for DTP. When it works, someone gets information about it from all over the world through the internet. Nowadays, it is also being used like TV and video games. It depends on how much ability a person has and what he can get out of it. Can be brought In today’s fast-paced world it is very important to solve every problem or problem immediately. It works fast. Its brain is C. P. U can move ten million characters from one part to another in one second and solve three million or 3 million maths questions in one second. It can also be stored in memory. High speed is the greatest advantage of a computer.

 The following chapters are:

  •     Introduction To Computer 
  •     Computer Components 
  •     Input/Output Devices     
  •     Storage Devices 
  •     Data Representation 
  •     Boolean Algebra   
  •     Computer Software  
  •     Introduction Of Windows Operating System   

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