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.
Bulgaria (Ð±ÑÐ»Ð³Ð°ÑÐ¸Ñ) [1] is a country in the Balkans on the western side of the Black Sea. It is surrounded by Romania to the north, Serbia to the northwest, the Republic of Macedonia to the southwest, Greece to the south, and Turkey to the southeast.he most popular Bulgarian salad is the shopska salad, which is a mix of tomatoes, cucumbers, onion, raw or roasted peppers (preferably roasted), and sirene. Traditionally it is dressed only with salt, sunflower or olive oil and vinegrette.