Chapter:-1 Introduction to computers SUMMARY Computers are machines that take data and instructions, store them into its memory and execute them on demand. In this chapter we saw working of typical computers. We learnt about different input, output and processing units with examples. Because of the characteristics like speed, accuracy, and storage capacity, computers are used for many applications. In this chapter we saw highlights of the important characteristics of computers along with some applications. Finally we discussed the concepts of hardware, software and firmware. Choose the most appropriate option from those given below: (1) Which of the following is the typical work flow of a computer ? (a) Input, output and process (b) Input, process and output: (c) Output, process and input (d) Any of these (2) Which of the following identifies the concept of a computer itself remembering the set of data and instructions to be executed? (a) Stored program concep
All computer course for class 9th to 12th with proper practical and theory .........