Which of the following has a header checksum field?
A) TCP
B) UDP
C) both A and B
D) neither A nor B
Correct Answer:
Verified
Q20: A sending host will retransmit a TCP
Q22: Ethernet detects errors but does not correct
Q24: How long are IPv4 addresses?
A)4 octets
B)6 octets
C)20
Q25: How long are IPv4 addresses?
A)32 octets
B)48 bits
C)20
Q26: Ethernet MAC addresses are _ long.
A)4 octets
B)6
Q27: IP detects errors but does not correct
Q28: TCP messages are called _.
Q37: Ethernet does _.
A)error detection
B)error correction
C)both A and
Q62: After the side wishing to close a
Q81: "Octet" is the same as _.
A) "bit"
B)
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