This is a computer. It has various functions. Its constituent parts: monitor system block, keyboard and mouse

This is a computer. It has various functions. Its constituent parts: monitor system block, keyboard and mouse.
This is a printer. You can print all kinds of pictures on it. For this, you need paper, paint and a printer.

This is a Wi-Fi router. This device is used to distribute the Wi-Fi range.

This is a sound amplifier. It converts low sounds into high sounds.

This is a flash drive. it can store a certain amount of data. the best part is that you can copy it to different devices, it's very convenient.






A hard disk is a data storage device used in computers and laptops to install the operating system, drivers, prog rams, as well as to store all kinds of user files.
HDD is a semi-mechanical, semi-electronic device consisting of magnetic plates, read heads, a shaft (motor) and a control panel.