DNS servers are used to translate difficult-to-remember IP addresses into simple domain names. Why is this necessary? It is easier for people to memorize a single word than a series of numbers. When a PC needs to know the IP address of a domain, it

In some cases, you have to work in several OS at once. It is in such situations that virtualization technologies come to the rescue, one of them being VirtualBox. However, initializing the required solution into the virtual machine system does not

OS bitness is required for the instruction set for the processor, these instructions will be used to work with the data and memory of the PC. There are two bit sizes - i386 (x32-bit) and x86_64 (x64-bit). x32-bit is obsolete and supports working

With the coronavirus pandemic, distance learning has become the norm. This raises the question for instructors as to how to teach students the material as it was previously taught on the blackboard. If you take a graphic editor, just using a mouse

It is known that programs with graphical interface are more convenient to use, because they are designed for high requirements, plus the terminal allows you to solve certain tasks much faster. So there is a utility wc, it can count the number of

These networks are transmitted by packets. Packets pass through several other network nodes before reaching their destination to end up at the beginning of the destination's local network and then directly to the destination. It is not uncommon

You probably know about what journaling is. So, it is in file systems it is needed so that it is possible to recover the file system in case of a failure. This is especially useful in cases where data write operations were performed during the

Every Windows user is familiar with the fact that there is a disk defragmentation. It is necessary for the hard disk to function quickly, and it is necessary to defragment the disk on which the OS is installed. The Ext4 file system in Linux is not

GIMP offers a large number of tools for working with pictures. In its principle, the graphic editor is almost identical to Adobe Photoshop, but the peculiarity of this program is that GIMP is distributed completely free of charge. However, not all