Higher education institutions around the world make use of online proctoring for tens of thousands of exams. The 17 campuses of the University of North Carolina proctor between 30,000 and 40,000 exams online per year. At the fully online Western Governors University, 30,000 exams are proctored online each month.
In the east, it continued as the Byzantine Empire until the death of Constantine XI and the fall of Constantinople to the Ottoman Turks in 1453 CE. The influence of the Roman Empire on western civilization was profound in its lasting contributions to virtually every aspect of western culture.
The Ottomans were commanded by 21-year-old Ottoman Sultan Mehmed II, who defeated an army commanded by Byzantine Emperor Constantine XI Palaiologos. The conquest of Constantinople followed a seven-week siege that had begun on Friday, 6 April 1453.The capture of Constantinople (and two other Byzantine splinter territories soon thereafter) marked the end of the Roman Empire, an imperial state which had lasted for nearly 1,500 years.he conquest of Constantinople followed a seven-week siege that had begun on Friday, 6 April 1453. The capture of Constantinople (and two other Byzantine splinter territories soon thereafter) marked the end of the Roman Empire, an imperial state which had lasted for nearly 1,500 years.