CompTIA A+ Certification Exam - Port Numbers Quiz

The File Transfer Protocol (FTP) Control Connection for administering a session is established through port number:

a.20

b.22

c.21

d.25

c.21

The File Transfer Protocol (FTP) Data Connection for sending file data is established through port number:

a.23

b.25

c.20

d.21

c.20

The Secure Shell (SSH) protocol uses:

a.Port 23

b.Port 25

c.Port 21

d,Port 22

d,Port 22

Port number 23 is assigned to:

a.Secure Shell (SSH)

b.File Transfer Protocol (FTP)

c.Telnet

d.Simple Mail Transfer Protocol (SMTP)

c.Telnet

Simple Mail Transfer Protocol (SMTP) operates with the use of port:

a.110

b.25

c.143

d.23

b.25

Which of the following port numbers is used by Domain Name System (DNS)?

a.25

b.23

c.53

d. 67

c.53

Port number 80 is used by:

a.Hypertext Transfer Protocol (HTTP)

b. Hypertext Transfer Protocol over TLS/SSL (HTTPS)

c. Internet Message Access Protocol (IMAP)

d.Telnet

a.Hypertext Transfer Protocol (HTTP)

Post Office Protocol v3 (POP3) runs on port:

a.110

b.143

c.123

d.443

a.110

Port 143 is assigned to:

a. Hypertext Transfer Protocol (HTTP)

b. Simple Mail Transfer Protocol (SMTP)

c. Internet Message Access Protocol (IMAP)

d.Remote Desktop Protocol (RDP)

c. Internet Message Access Protocol (IMAP)

Which of the port numbers listed below is used by Hypertext Transfer Protocol over TLS/SSL (HTTPS)?

a.80

b.443

c.53

d.143

b.443

A network technician uses a Remote Desktop Protocol (RDP) client on their Windows OS in order to remotely troubleshoot a problem on another Windows machine. Which of the following ports needs to be opened for the built-in Windows RDP server to allow this type of network connection?

a.1701

b.139

c.3389

d.548

c.3389

Which of the following port numbers are reserved for NetBIOS services? (Select all that apply)

a.136

b.161

c.137

d.162

e.138

f.139

c.137

e.138

f.139

Port 445 is used by: (Select 2 answers)

a.Remote Desktop Protocol (RDP)

b.Server Message Block (SMB)

c.Common Internet File System (CIFS)

d.Hypertext Transfer Protocol over TLS/SSL (HTTPS)

e.Internet Message Access Protocol (IMAP)

b.Server Message Block (SMB)

c.Common Internet File System (CIFS)

What is the port number for Service Location Protocol (SLP)?

a.143

b.427

c.548

d.443

b.427

Which of the port numbers listed below is used by an Apple-proprietary file services protocol?

a.427

b.443

c,445

d.548

d.548