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.
Coordinates: 42Â°45â²N 25Â°30â²E / 42.750Â°N 25.500Â°E / 42.750; 25.500. Bulgaria (/bÊlËÉ¡ÉÉriÉ, bÊl-/; Bulgarian: Ð±ÑÐ»Ð³Ð°ÑÐ¸Ñ, tr. BÇlgariya), officially the Republic of Bulgaria (Bulgarian: ÑÐµÐ¿ÑÐ±Ð»Ð¸ÐºÐ° Ð±ÑÐ»Ð³Ð°ÑÐ¸Ñ, tr. Republika BÇlgariya, pronounced [rÉËpublikÉ bÉÉ«ËÉ¡arijÉ]), is a country in southeastern Europe. It is bordered by Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east. With a territory of 110,994 square kilometres (42,855 sq mi), Bulgaria is Europe's 16th-largest country.