Questions

Internet Protocol version 4 (IPv4) which defined an IP address as a 32-bit value

IPv4 is in contrast to IPv6, which defined an IP address as a 128 bits value.

Hydrogen is the common element to all Acids. But every element which contains Hydrogen is not an Acid. Most of the acids also contain Oxygen.

137

Sundari

"Cuba" is the name of the country which was commonly known as the "Sugar Bowl of the World".

It is called by this name because formerly it was the largest producer of Sugar, but now Brazil is currently the largest producer of Sugar.

It is an island country in the Caribbean and is officially called as the Republic of Cuba.

Sum of all numbers in each row and columns must be 15.

In last row to gt sum as 15 missing number must replaced by 1.