Answer: C) Ping ::1 Explanation: The loop back address with IPv4 is 127.0.0.1 . With IPv6, that address is ::1

Vertisol (Black Soil):

Due to the presence of excessive clay in it, it has the characteristics of clayey soil.

-It extends to Jhalawar, Kota, Bundi, Bandra districts. (Soils of Rajasthan)

The correct form is "Daniel sat on his new bike and went for a ride." The preposition "for" is needed after "went afar" to indicate the purpose of going afar.

Answer: D) Improve the quality of data entered for a specific property like table column Explanation: Integrity constraints are used to ensure accuracy and consistency of data in a relational database. Data integrity is handled in a relational database through the concept of referential integrity. Many types of integrity constraints play a role in referential integrity (RI).   Hence, Data integrity constraints are used to Improve the quality of data entered for a specific property i.e, table column.

In parliamentary systems of government, the Prime Minister often serves as the key channel of communication between the head of state (such as the President or Monarch) and the council of ministers or cabinet. The Prime Minister is typically the leader of the executive branch and is responsible for coordinating government policies and decisions.