Top 20 Most Commonly Used Ports
Flashcard
•
Computers
•
9th Grade
•
Practice Problem
•
Hard
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20 questions
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1.
FLASHCARD QUESTION
Front
What protocol is used by port 20?
Back
FTP Data
2.
FLASHCARD QUESTION
Front
What protocol is used by port 21?
Back
FTP Control
3.
FLASHCARD QUESTION
Front
What protocol is used by port 22? A) Telnet, B) SSH, C) IMAP, D) RDP
Back
SSH
4.
FLASHCARD QUESTION
Front
What protocol is used by port 23?
Back
Telnet
5.
FLASHCARD QUESTION
Front
What protocol is used by port 25?
Back
SMTP
6.
FLASHCARD QUESTION
Front
What protocol is used by port 53?
Back
DNS
7.
FLASHCARD QUESTION
Front
What protocol is used by port 80?
Back
HTTP
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