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 - Food and Drink. Home > Country Guides > Bulgaria. Food. Bulgarian food is similar to Turkish and Greek cuisine, with lots of grilled meats and powerful stews; in addition, they have a large choice of salads available, usually based on tomatoes and cucumbers. Feta cheese is prevalent and can be used by a Bulgarian as a topping on virtually any food.