Computer Science Notes Class 9 is the collection of all relevant information of the all chapters of Computer Science. The main objective is to provide the study material online for everyone in the digital format freely. We hope that all students will be benefited by Computer Science Notes Class 9.
The contents are as follows
Chapter 1: Introduction to Computer
The first chapter of Computer Science of Class 9 gives you the definition of computer, advantages of computer, disadvantages of computer, features of computers. This chapter also describe the detail description about the areas where computers are used. At the end of this chapter you will get some important technical terms related with this chapter.
The second chapter of Computer Science of Class 9 gives you the information about the historical devices, and their inventor name and invention year with the main function of devices. Description in short words will guide you to understand about the old devices and their use in the history of computer. The generation of the computer explains about the 5 generations with the main component. The main advantage and disadvantages makes more clear about the generation of computers.
The fourth chapter of Computer Science Class 9, express about the types of the Computer Hardware. Basically the hardware of the computer is divided into four types. Input hardware, output hardware, processing hardware and storage hardware. This chapter explains about all the types of hardware and their working principles.