Can someone explain hex offsets to me?

Question

I downloaded Hex Workshop, and I was told to read a .dbc file.

It should contain 28,315 if you read offset 0x04 and 0x05

I am

Answer 1

0x04 in hex is 4 in decimal. 0x10 in hex is 16 in decimal. calc.exe can convert between hex and decimal for you.

Offset 4 means 4 bytes from the start of the file. Offset 0 is the first byte in the file.