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CompTIA Network+ - Ports and Protocols

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

FTP's Control Connection for administering a session is established through:

a)

UDP Port 20

b)

TCP Port 20

c)

UDP Port 21

d)

TCP Port 21

2.

SSH protocol runs on:

a)

TCP Port 22

b)

UDP Port 21

c)

TCP Port 21

d)

UDP Port 20

3.

Which of the following TCP ports does Telnet use?

a)

20

b)

21

c)

22

d)

23

4.

TCP port 25 is used by:

a)

SNMP

b)

Telnet

c)

FTP

d)

SMTP

5.

Which of the following UDP ports is assigned to DNS?

a)

53

b)

67

c)

110

d)

389

6.

TCP port 80 is assigned to:

a)

HTTP

b)

IMAP

c)

POP3

d)

HTTPS

7.

POP3 uses:

a)

UDP port 123

b)

TCP port 143

c)

TCP port 110

d)

UDP port 161

8.

Which of the following TCP port numbers is assigned to IMAP?

a)

389

b)

143

c)

443

d)

636

9.

Which of the following ports is used by HTTPS?

a)

80

b)

443

c)

143

d)

53

10.

A network technician wishes to use an RDP client on their Windows OS 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)

1720

b)

636

c)

3389

d)

445

11.

DHCP runs on:

a)

63

b)

67

c)

68

d)

69

12.

TCP port 389 is the default network port for:

a)

RDP

b)

LDAP

c)

SMB

d)

LDAPS

13.

SSL and TLS run on what port number?

a)

143

b)

443

c)

53

d)

445

14.

An SNMP Agent receives requests on UDP port:

a)

161

b)

138

c)

162

d)

139

15.

An SNMP management station receives SNMP notifications on which of the following UDP ports?

a)

161

b)

137

c)

162

d)

138

16.

FTP secure (SFTP) runs on what port?

a)

20

b)

21

c)

22

d)

23

17.

TFTP runs on what port?

a)

22

b)

21

c)

69

d)

53

18.

What port allows for time synchronization on all network devices and services?

a)

FTP

b)

LDAP

c)

RDP

d)

NTP

19.

Which protocol allows for connection oriented communication between devices and allows for error checking and control?

a)

TCP

b)

UDP

c)

DHCP

d)

LDAP

20.

Which port number is used for LDAP secure (LDAPS)

a)

389

b)

636

c)

53

d)

22