Cambridge IGCSE · Information and Communication Technology (0417)

Microprocessor-controlled devices: Practice Questions

5 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on Microprocessor-controlled devices.

10 questions28 marksFree, no account

Question 1

1 mark

What is a common negative effect of the increased use of microprocessor-controlled devices in the home on an individual's lifestyle?

Question 2

1 mark

How does the use of microprocessors in smart home devices (such as automated heating systems) typically affect the user's lifestyle?

Question 3

1 mark

The use of microprocessor-controlled devices in modern transportation systems, such as automated personal transport pods, can significantly affect a user's life. Which of the following describes a negative impact specifically on the degree of social interaction?

Question 4

1 mark

In the context of transport, which of the following best describes a positive impact of microprocessor-controlled autonomous vehicles?

Question 5

1 mark

In an autonomous vehicle, a microprocessor is used for both monitoring and controlling. Which of the following describes a controlling action performed by the microprocessor?

Question 6

3 marks

Explain how microprocessors in home central heating systems can help to reduce a household's energy consumption.

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Question 7

5 marks

Evaluate the impact of microprocessor-controlled devices on the security of personal data within a smart home environment, considering both automated monitoring and connectivity risks.

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Question 8

6 marks

Evaluate the impact of microprocessor-controlled devices on a person's lifestyle, focusing on both the amount of leisure time and the level of social interaction.

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Question 9

4 marks

Microprocessors are integrated into many everyday household items.
(a) State the primary role of a microprocessor in a household appliance.
(b) Identify how these devices can increase the amount of leisure time available to a user.
(c) State one way that the use of smart devices may reduce face-to-face social interaction.
(d) Identify one potential risk to data security when using smart devices that are connected to a home network.

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Question 10

5 marks

Many modern homes utilize microprocessor-controlled devices such as automated heating systems and smart ovens.
(a) Explain the process by which a microprocessor controls the temperature of a room, including the role of sensors.
(b) Discuss the impact of these smart devices on a user's lifestyle and physical fitness.

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