Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
27 Cards in this Set
- Front
- Back
|
Which of the following protocols is used to encrypt packets over the Internet? (Select TWO).
A. SIP B. HTTPS C. SMTP D. SMNP E. SSH |
B. HTTPS
E. SSH |
|
|
A company would like to configure newsfeeds on the network for employees to be aware of internal company information. Which of the following ports would be used to allow newsfeeds to pass-through?
A. 25 B. 22 C. 119 D. 143 |
C. 119
|
|
|
Which of the following will have problems functioning if a firewall has been set up to block all UDP traffic?
A. A server database application B. A VoIP device C. The Internet D. A network printer |
B. A VoIP device
|
|
|
You work as network technician at TestKing.com. While trying to access a FTP (File Transfer Protocol) server you discover that FTP (File Transfer Protocol) is being blocked by a firewall. You unblocking port 21 on the firewall, but FTP (File Transfer Protocol) still doesn't work. Why?
A. TFTP (Trivial File Transfer Protocol) is not installed. B. NFS (Network File System) is not installed. C. Port 20 must also be unblocked. D. Port 22 must also be unblocked. |
C. Port 20 must also be unblocked.
|
|
|
You work as a network technician at TestKing.com. The TestKing.com user wants to know which of the port/ports numbers can be used to identify the File Transfer Protocol (FTP) port. What would your reply be?
A. The port number 21 can be used to identify the File Transfer Protocol (FTP) port. B. The port number 25 can be used to identify the File Transfer Protocol (FTP) port. C. The port number 443 can be used to identify the File Transfer Protocol (FTP) port. D. The port number 80 can be used to identify the File Transfer Protocol (FTP) port. |
A. The port number 21 can be used to identify the File Transfer Protocol (FTP) port.
|
|
|
Which of the following statements is TRUE regarding the ports used by the File Transfer Protocol (FTP) protocol when transmitting?
A. You should know that the File Transfer Protocol (FTP transmits using ports 80 and 21. B. You should know that the File Transfer Protocol (FTP transmits using ports 23 and 80 C. You should know that the File Transfer Protocol (FTP transmits using ports 20 and 21 D. You should know that the File Transfer Protocol (FTP transmits using ports 25 and 443 |
C. You should know that the File Transfer Protocol (FTP transmits using ports 20 and 21
|
|
|
A scanner has determined the open ports on a network device. Assuming services are running on their default ports, which of the following ports will provide secure communications?
A. 25 B. 21 C. 22 D. 23 |
C. 22
|
|
|
Which of the following protocols uses port 22 by default?
A. FTP B. DNS C. Telnet D. SSH |
D. SSH
|
|
|
Which of the following port numbers does SSH use?
A. 21 B. 22 C. 23 D. 20 |
B. 22
|
|
|
Which of the following standard port must be redirected from the router to the IP address to allow a remote user to log onto a corporate server using the SSH terminal from home?
A. 23 B. 22 C. 21 D. 20 |
Answer: B
SSH uses TCP port 22. Therefore, this port should be redirected from the router to the IP address. |
|
|
You work as a network technician at TestKing.com. The TestKing.com user wants to know which protocol and default port should be used for establishing a remote connection to a client computer. What would your reply be?
A. You should make use of HTTP, port 80. B. You should make use of HTTPS, port 443. C. You should make use of SSH (Secure Shell), port 22. D. You should make use of FTP, port 21. |
C. You should make use of SSH (Secure Shell), port 22.
|
|
|
Which of the following is the default port for telnet?
A. 21 B. 23 C. 20 D. 22 |
B. 23
|
|
|
Which of the following is the default port for SMTP?
A. 443 B. 21 C. 110 D. 25 |
D. 25
|
|
|
Which of the following well-known TCP/IP port numbers identifies SMTP?
A. 21 B. 23 C. 25 D. 110 |
C. 25
|
|
|
You work as the network engineer at TestKing.com. You need to verify that the SMTP (Simple Mail Transfer Protocol) service is running on a remote server. On what port number should you establish a Telnet session?
A. 20 B. 21 C. 23 D. 25 |
Answer: D
We want to check if SMTP is running, therefore, we must check if the port SMTP uses is open. This would be TCP port 25. |
|
|
Which of the following statements is TRUE regarding the port that Simple Mail Transfer Protocol (SMTP) by selecting which port the protocol uses?
A. The Simple Mail Transfer Protocol (SMTP) makes use of the port 20. B. The Simple Mail Transfer Protocol (SMTP) makes use of the port 80 C. The Simple Mail Transfer Protocol (SMTP) makes use of the port 25 D. The Simple Mail Transfer Protocol (SMTP) makes use of the port 443 |
C. The Simple Mail Transfer Protocol (SMTP) makes use of the port 25
|
|
|
Which of the following statements is TRUE regarding the port number on which a Telnet session should be established to verify that the Simple Mail Transfer Protocol
(SMTP) service is running? A. You should make use of port 80. B. You should make use of port 25. C. You should make use of port 443. D. You should make use of port 21 |
B. You should make use of port 25.
|
|
|
A client calls and reports that the office is unable to access the Internet. The error message displays, When attempting to connect, an error on port 53 has occurred. Which of the following is MOST likely not working?
A. HTTPS B. DNS C. HTTP D. FTP |
B. DNS
|
|
|
You work as a network technician at TestKing.com. The newly appointed TestKing.com trainee wants to know at which port/ports the trouble could be occurring when you troubleshoot connectivity from a client and receive a error
message stating "Page Cannot be Displayed" but when using the website IP address the page loads. What would your reply be? A. You should inform the trainee to check the port 53. B. You should inform the trainee to check the port 21. C. You should inform the trainee to check the port 25. D. You should inform the trainee to check the port 443. |
A. You should inform the trainee to check the port 53.
|
|
|
A user enters http://www.testking.com into an Internet web browser. What is the default port number for the URL?
A. 21 B. 23 C. 80 D. 110 |
Answer: C
Web browsers use HTTP to access web sites. The default port for HTTP is TCP port 80. |
|
|
Which of the following is the default port for POP3?
A. 21 B. 80 C. 110 D. 25 |
C. 110
|
|
|
POP is identified by which TCP/IP port number?
A. 21 B. 23 C. 25 D. 80 E. 110 |
E. 110
|
|
|
Which of the following is port 123 commonly used for?
A. IMAP4 B. HTTPS C. NTP D. DNS |
C. NTP
|
|
|
A scanner has determined the open ports on a network device. Assuming services are running on their default ports, which of the following ports will provide secure
communications? A. 69 B. 143 C. 67 D. 443 |
D. 443
|
|
|
Which of the following is the default port for HTTPS?
A. 143 B. 443 C. 80 D. 8080 |
B. 443
|
|
|
Which of the following protocols uses port 443?
A. SMTP B. FTP C. HTTPS D. HTTP |
C. HTTPS
|
|
|
A network technician is connecting through the console port to configure a switch. Which of the following ports would be used to transfer configuration files from the switch?
A. TCP 110 B. UDP 67 C. UDP 69 D. TCP 69 |
C. UDP 69
|
