Đơn vị Ngữ pháp 1+2

Does this software work on iPhone? - Yes, it runs smoothly.

How often do you update the software? - I do that at least twice a year.

Unit 2

Vocabulary Unit 1+2

Who is a web administrator, the person who designs, develops, and maintains a website?

Last night I met someone working for GM as a software engineer?

Computers consist of hardware and software. They are used in many different fields.

What is a bus in a computer system that transfers signals between computer devices?

Is this a device used to control a computer?

This device operates by pressing a button and selecting items on the screen?