T1: Activity

What is the first calculator?

The picture shows a type of user interface as a function of operating system.

The screen that you see when your computer has finished starting up is called the ________.

True or False: A computer is a device that processes information.

What types of devices use operating system?

• Smart TV

• Cellphone

• Ipad

• All of the above

What is computer?

What is any part of your computer that has a physical structure?

The picture shows a type of user interface as a function of operating system.

True or False: A computer isn't a computer unless it inputs, stores, processes and output information.

What are the 4 types of operating system?