Windows is the most widely used operating system. The reason for its use is its security and easy to use interface. Windows utilize multiple type of security system but password is used by most of its users.
Hard Disk is the main part of a computer either it is HDD or SSD. It is the permanent storage device used in any computer. Health of hard disk goes down with time. Hard disk health goes down in a high speed if it is used in a wrong way.
Partitions are the most important part of any computer either you are using Windows or any other OS. Without partitions no OS can be installed on computer. Using partitions hard disk storage is divided into multiple parts.
Gmail is the most widely used email service among all other email services. Along with email service Gmail also provide some other services like Remote Control Computer.
At a single time multiple devices are connected trough a single network. Every device of the network can be accessed using an address named IP address which is unique for each device of a single network.