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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
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Networking
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TCP/IP
Which of the following protocols uses both TCP and UDP?
FTP
SMTP
Telnet
DNS
Show Answer
Correct Answer:
DNS
Explanation:
DNS uses TCP for zone exchanges between servers and UDP when a client is trying to resolve a hostname to an IP address.
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