Top 20 Most Commonly Used Ports
Authored by PHILLIP VEET
Computers
9th Grade
Used 23+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What protocol is used by port 20?
A) FTP Data
B) HTTP
C) SMTP
D) DNS
FTP Control
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What protocol is used by port 21?
A) FTP Data
B) HTTP
C) SMTP
D) DNS
FTP Control
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What protocol is used by port 22?
A) Telnet
B) SSH
C) IMAP
D) RDP
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What protocol is used by port 23?
A) SMTP
B) Telnet
C) HTTPS
D) POP3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What protocol is used by port 25?
A) FTP
B) DNS
C) SMTP
D) SMB
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What protocol is used by port 53?
A) DNS
B) HTTP
C) RDP
D) IMAPS
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What protocol is used by port 80?
A) HTTPS
B) HTTP
C) FTP
D) POP3
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