Suppose that a message 1001 1100 1010 0011 is transmitted us

Suppose that a message 1001 1100 1010 0011 is transmitted using Internet Checksum (4-bit word). What is the value of the checksum?

Solution

Given Message 1001 1100 1010 0011 in Decimal is 9 12 10 3

The Hexa Decimal value of 1001 1100 1010 0011 is 9 C A 3

Now the Checksum value is C1