HYKwCC_CH01_S01_ThinkLikeAComputer[F]

An example that exists in the physical world, such as a computer-controlled elevator or automated car.

• Real-world example
• Suitable algorithm
• Obstacles
• Algorithm

The process of safely navigating from the kitchen to the table where the diners are seated.

• Wait for button to be pressed
• Move around safely
• Move from kitchen to diner's table
• Move lift downwards

An algorithm that is precise, clear, and covers every possible scenario for a specific task or problem.

• Program
• Obstacles
• Suitable algorithm
• Real-world example

An elevator that is operated and controlled by a computer program, ensuring efficient vertical transportation.

• Computer program
• Use the door
• Computer-controlled elevator
• Real-world example

The action of waiting for the elevator doors to close before proceeding with the next operation.

• Wait until current floor equals button pressed
• Wait until current floor equals button pressed
• Move lift downwards
• Wait until doors are closed

The instruction for the robot to return to the kitchen after delivering the food.

• Deliver the food
• Open doors
• Go back to the kitchen
• Use the door

A set of instructions that can be executed by a computer.

• Computer program
• Monitor program
• Algorithm
• Controller

The action of automatically or manually opening the elevator doors to allow entry or exit.

• Open doors
• In the spotlight
• Standpipe system
• Move lift downwards

The ability of the robot to navigate and avoid obstacles while moving from one location to another.

• Open doors
• Move around safely
• Move from kitchen to diner's table
• Move lift downwards

The instruction for the elevator to ascend or move in an upward direction.

• Move around safely
• Use the door
• Move lift downwards
• Move lift upwards