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QUESTION 44:
FTP, Telnet, DNS, and SMTP are all protocols being used in the Certkiller network.
Of these, which uses both TCP and UDP ports?
A. Telnet
B. FTP
C. DNS
D. SMTP
E. None of the above

QUESTION 45:
Although TCP segments are similar to UDP segments, TCP packets contains some
additional fields. Which of the following are found in a TCP header, but not in a
UDP header? (Choose three)
A. Checksum
B. Sequence number
C. Destination port
D. Window size
E. Acknowledgment number
F. Source port
Free download:passguide 640-802
Free download:passguide 640-802

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