Since when has the national flag been used in Nepal?

Matters relating to foreign and diplomatic affairs and United Nations related matters fall under whose power?

According to Article 6, which languages are considered the 'languages of the Nation'?

How many fundamental rights were newly added with modification in the present Constitution?

Present constitution of Nepal is the .....................constitution of Nepal by development.

How many subjects are listed under Schedule 6: List of Power of Province (Pradesh/State)?

Under Article 31 (Right relating to education), what level of education is provided as compulsory and free by the state?

Which of the following is NOT explicitly mentioned in Item 21 of the Local Level powers?