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MCQs — Applications of Computer Science

Practice questions for Computer Science.

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Question 41

Self-driving cars use sensors, cameras and AI to:

A. Only play music

B. Drive with little or no human control

C. Only park in garages

D. Only send emails

Question 42

AI chatbots on business websites are mainly used to:

A. Answer customers' questions automatically

B. Repair website hardware

C. Print bills

D. Design logos manually

Question 43

Which of the following is an AI application in agriculture?

A. Hand-written record books

B. An ordinary plough only

C. Drones and sensors that monitor crop health

D. Paper maps only

Question 44

How does AI help in healthcare?

A. It replaces all doctors in every case

B. It cures diseases by itself

C. It only prints prescriptions

D. It can analyse scans and records to help doctors detect diseases

Question 45

Why are robots useful in factories?

A. They never need power

B. They can think like humans in every way

C. They can do repetitive or dangerous tasks accurately without getting tired

D. They make products for free

Question 46

How does AI improve computer games?

A. It makes non-player characters act intelligently and adapt to the player

B. It makes the game console lighter

C. It removes the need for players

D. It stops the game from loading

Question 47

Why is AI used in defence?

A. It is used only for entertainment

B. It helps analyse data, detect threats and operate unmanned vehicles

C. It replaces all rules and laws

D. It is used only for weather charts

Question 48

A farmer uses a drone with a camera and AI to spot dry, unhealthy areas of a field. This is an application of AI in:

A. Gaming

B. Education

C. Defence

D. Agriculture

Question 49

A hospital uses AI software to study X-ray images and highlight possible problems for doctors. This is an application of AI in:

A. Gaming

B. Healthcare

C. Agriculture

D. Business

Question 50

An online shop's virtual assistant answers 'Where is my order?' at midnight. This is an example of:

A. A robot arm

B. A self-driving car

C. A drone

D. A chatbot used in business

Question 51

A car stops at red lights and changes lanes using cameras and sensors without driver input. This shows:

A. A video game character

B. A chatbot

C. Self-driving car technology

D. A word processor

Question 52

An enemy character in a video game learns from a player's moves and becomes harder to beat. This is an application of AI in:

A. Gaming

B. Healthcare

C. Agriculture

D. Education

Question 53

A robot arm on a car assembly line welds parts with the same precision all day. This is an application of AI in:

A. Gaming

B. Education

C. Healthcare

D. Robotics

Question 54

A language-learning app checks a student's pronunciation and adjusts the next lessons. This shows AI in:

A. Education

B. Defence

C. Agriculture

D. Self-driving cars

Question 55

Cloud computing means using:

A. Only the computer's own hard disk

B. Only USB drives

C. Internet-based servers to store data and run applications

D. Only paper files

Question 56

A cloud service that is available to the general public over the internet is a:

A. Private cloud

B. Public cloud

C. Hybrid cloud

D. Local cloud

Question 57

A cloud used exclusively by a single organisation is a:

A. Public cloud

B. Hybrid cloud

C. Private cloud

D. Shared cloud

Question 58

What is a hybrid cloud?

A. Only one public cloud

B. A combination of public and private clouds

C. A cloud that works without the internet

D. A type of USB drive

Question 59

Why do many small businesses prefer public cloud services?

A. They must own all the hardware

B. Public clouds are always free and completely private

C. They need no internet

D. They avoid buying and maintaining expensive servers

Question 60

A hospital keeps sensitive patient records on its own secure cloud but uses a public cloud for its website. Which model is it using?

A. Hybrid cloud

B. Public cloud only

C. Private cloud only

D. No cloud

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