Class 11 Computer Science — Chapter 1: Computer System
Free AI tutor + NCERT notes for Chapter 1: Computer System. 6 topics covered. Ask any question by voice or text in Hindi or English.
What you'll learn
- ▸Functional Components of a Computer System
- ▸Role and Structure of the CPU
- ▸Input and Output (I/O) Devices
- ▸The Stored-Program Concept
- ▸Historical Evolution of Computing
- ▸Generational Leaps in Computer Technology
Chapter Summary
--- PAGE 1 --- CHAPTER 1 COMPUTER SYSTEM 1.1 INTRODUCTION TO COMPUTER SYSTEM A computer is an electronic device that can be programmed to accept data (input), process it and generate result (output). A computer along with additional hardware and software together is called a computer system. A computer system primarily comprises a central processing unit (CPU), memory, input/output devices and storage devices. All these components function together as a single unit to deliver the desired output. A computer system comes in various forms and sizes. It can vary from a high-end server to personal desktop, laptop, tablet computer, or a smartphone. Figure 1.1 shows the block diagram of a computer system. The directed lines represent the flow of data and signal between the components. "A computer would deserve to be called intelligent if it could deceive a human into believing that it was human." –Alan Turing Secondary Storage Devices …
Practice Questions from this Chapter
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- Explain computer system components. Get Solution →
- Define CPU in simple terms. Get Solution →
- List common input devices. Get Solution →
- What is an electronic device that can be programmed to accept data, process it, and generate a result called? Get Solution →
- What is the CPU (Central Processing Unit) commonly referred to as? Get Solution →
- Which of the following is an example of an input device? Get Solution →
- What are the two main components of the CPU, besides registers? Get Solution →
- Which device receives data from a computer for display or physical production? Get Solution →
Did you know?
- 💡 The first computer "bug" was a real moth stuck in a machine.
- 💡 Early computers were so large they filled entire rooms.
- 💡 The computer mouse was named because its cord looked like a tail.
- 💡 Your smartphone is more powerful than the computers used for the Moon landing.
- 💡 A CPU performs billions of calculations every single second.
Frequently Asked Questions
How many topics are covered in this chapter?
This chapter covers 6 key topics: Functional Components of a Computer System, Role and Structure of the CPU, Input and Output (I/O) Devices, The Stored-Program Concept, Historical Evolution of Computing, and more. The BrainWeave AI tutor explains each one with examples.
Is Chapter 1: Computer System important for board exams?
Class 11 is a foundation year. Mastering this chapter now will help you build strong fundamentals for the higher classes.
Can I get NCERT solutions for this chapter in Hindi?
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