Question

What is the purpose of a subnet mask in IP addressing?

A To identify the network portion of an IP address Correct Answer Incorrect Answer
B To convert decimal IP addresses to binary Correct Answer Incorrect Answer
C To prevent unauthorized access to a network Correct Answer Incorrect Answer
D To encrypt data transmitted over the network Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

To identify the network portion of an IP address

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