Usability testing is the measurement of ease of use of a product or piece of software. In contrast, usability engineering (UE) is the research and design process that ensures a product with good usability. Usability is a non-functional requirement.
I think in modern world you can associate with only one thing, but it's not the best choice. Bulgarians speak Slavic language as mother tongue, but also many of us speak a Germanic language (English). We have always been part of the Mediterranean world and are pred.Pontid in race, a Med subtype. think in modern world you can associate with only one thing, but it's not the best choice. Bulgarians speak Slavic language as mother tongue, but also many of us speak a Germanic language (English). We have always been part of the Mediterranean world and are pred.
The 1 official language of Bulgaria is Bulgarian (Ð±ÑÐ»Ð³Ð°ÑÑÐºÐ¸), which is also the national language. Here is a list of all the languages spoken in Bulgaria: 1. Albanian, Gheg. 2. Aromanian. 3. Bulgarian. 4. Bulgarian Sign Language. 5.he language is Bulgarian and the alphabet is Cyrillic. The wide and official language is Bulgarski (Ð±ÑÐ»Ð³Ð°ÑÑÐºÐ¸), Bulgarian. Around 10% speak within their community in Turski (ÑÑÑÑÐºÐ¸). And some speak in Roma (ÑÐ¸Ð³Ð°Ð½ÑÐºÐ¸) language. A small minority speaks Hebrew or Armenian.