NCERT Book Class 11 Computers and Communication Technology Computer Controlled Devices

COMPUTER CONTROLLED DEVICES

SHORT ANSWER TYPE QUESTIONS

1. How does a sensor work? Describe its usages at various places.

2. What are different sectors where robots find their usage? Discuss your response with at least three examples.

3. What are some of the limitations of computer controlled devices? By looking at the examples derive the probable limitations of computer controlled devices.

4. “Weather monitoring through GPS is an example of computer controlled device.” Analyse this statement and present your views either for or against the statement.

5. Explain the functioning of an Automated Teller Machine (ATM) and how it makes the banking services more convenient to both the service provider and the customer.

Activities

For class discussion :

1. Form a study group of five to seven students per group. Discuss the usage of computer controlled devices and prepare a list of important areas where they are used.

2. List out some of the important applications of such devices.

3. “What is the difference between a sensor and a computer controlled device?”. Discuss in small groups of five to eight students.

4. You are traveling from Delhi to Kolkata by train. As you reach Allahabad railway station, halfway between Delhi and Kolkata, your mobile receives a message saying that you are at Allahabad. How does this happen? Is it GPS that works?

5. Choose one computer controlled device and prepare a presentation explaining the following :

a) What is the need of such a device?

b) What are its key components and in simple terms how does it function?

c) What are other areas in our environment that can be assisted with computer controlled devices?

Please refer to attached file for NCERT Class 11 Computers and Communication Technology Computer Controlled Devices