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 is situated in Southeastern Europe, bordering Romania, Serbia, Macedonia, Greece, Turkey and bordering the Black Sea. The northern border with Romania passes along the Danube to Silistra. The territory of Bulgaria 110 550 km Â², a little more of Iceland.The country is situated on the west coast of the Black Sea to the north it borders on Romania, to the south-with Greece and Turkey to the west-with Serbia. Despite the relatively small size, the landscape of Bulgaria is extremely diverse.he territory of Bulgaria 110 550 km Â², a little more of Iceland. The country is situated on the west coast of the Black Sea to the north it borders on Romania, to the south-with Greece and Turkey to the west-with Serbia.