Entire preparations for grade 12 exams taking place from today were completed, the National Examinations Board confirmed.
The grade 12 exams are scheduled to begin at 8:00 am today across the country.
Board's Chairman Mahashram Sharma has urged the examinees to sit for exams with top confidence.
The Board has designated 1,591 examination centers including one in Japan.
Sharma stated that there are a total of 162 examination centers in Kathmandu and one each in Manang and Mustang.
According to Sharma, a total of 511,525 students will appear for the Board exams including 395,908 under the regular category and 115,617 under the partial category.
This year's Board exams will be completed on May 16.