Domain 5 - Networking

What are the port numbers (in this respective order) for the protocols of: FTP, NetBios, https?

• 20-21, 137-139, 443

• 53, 80, 143

• 22, 23, 3389

• 25, 80, 110

What are the port numbers (in this respective order) for the protocols of: DNS, SMTP, IMAP?

• 22, 53, 23

• 3389, 110, 80

• 53, 25, 143

• 137-139, 143, 22

What are the port numbers (in this respective order) for the protocols of: SSH, POP3, Telnet?

• 80, 143, 443

• 22, 110, 23

• 20-21, 3389, 53

• 25, 443, 22

What is the final step in the troubleshooting process?

• Verify the solution works

  
  

• Implement the solution or escalate as necessary

  
  

• Establish a plan to solve the problem

  
  

• Document the solution

  
  

According to the etiquette guidelines presented, how should a network administrator handle their time management with customers?

• Always be late to show dominance

  
  

• Be on time

  
  

• Schedule meetings at the last minute

  
  

• Cancel meetings frequently

  
  

What does the slide suggest about a network administrator's attitude towards customers?

• Maintain a negative attitude

  
  

• Be indifferent

  
  

• Maintain a positive attitude

  
  

• Show superiority

  
  

How should a network administrator approach communication during customer interactions as per the slide?

• Constantly check their phone

  
  

• Listen actively and avoid interrupting

  
  

• Ignore the customer's concerns

  
  

• Speak only in technical terms

  
  

What is a recommended practice for network administrators to maintain professionalism during customer interactions according to the slide?

• Use complex technical jargon frequently

  
  

• Interrupt the customer to save time

  
  

• Keep customer data confidential

  
  

• Share customer data to get opinions

  
  

What happens when there is a break in a fiber optic cable as detected by an OTDR?

• The signal stops completely

  
  

• The signal strength increases

  
  

• The signal will bounce off the break and back to its origin

  
  

• The signal converts to an electrical signal

  
  

What is the primary use of a multimeter?

• To measure electrical current

  
  

• To increase electrical current

  
  

• To store electrical current

  
  

• To convert electrical current