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Last Updated: Jun 24, 2026
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A customer calls the ISP help desk after setting up a new PC with a cable modem but being unable to access the Internet. After the help desk technician has verified Layer 1 and Layer 2, what are three questions the help desk technician should ask the customer? (Choose three.)
ITExamAnswers Editorial Team asked 3 years ago • 
What are two functions of the physical layer of the OSI model? (Choose two.)
ITExamAnswers Editorial Team asked 3 years ago • 
Which statement describes the process of escalating a help desk trouble ticket?
ITExamAnswers Editorial Team asked 3 years ago • 
A customer calls to report a problem accessing an e-commerce web site. The help desk technician begins troubleshooting using a top-down approach. Which question would the technician ask the customer first?
ITExamAnswers Editorial Team asked 3 years ago • 
A customer calls the help desk about setting up a new PC and cable modem and being unable to access the Internet. What three questions would the technician ask if the bottom-up troubleshooting approach is used? (Choose three.)
ITExamAnswers Editorial Team asked 3 years ago • 
In what two ways do Level 1 and Level 2 help desk technicians attempt to solve a customer's problems? (Choose three.)
ITExamAnswers Editorial Team asked 3 years ago • 
What are two goals of the ISP help desk? (Choose two.)
ITExamAnswers Editorial Team asked 3 years ago • 
What is the correct encapsulation order when data is passed from Layer 1 up to Layer 4 of the OSI model?
ITExamAnswers Editorial Team asked 3 years ago • 
Which address is used by the router to direct a packet between networks?
ITExamAnswers Editorial Team asked 3 years ago • 
Which three command line utilities are most commonly used to troubleshoot issues at Layer 3? (Choose three.)
ITExamAnswers Editorial Team asked 3 years ago • 
Which common Layer 1 problem can cause a user to lose connectivity?
ITExamAnswers Editorial Team asked 3 years ago • 
Which is a function of the transport layer of the OSI model?
ITExamAnswers Editorial Team asked 3 years ago • 
Which two functions are provided by the upper layers of the OSI model? (Choose two.)
ITExamAnswers Editorial Team asked 3 years ago • 
What interconnects the Internet backbone?
ITExamAnswers Editorial Team asked 3 years ago • 
What information is contained in the numbered RFCs maintained by the IETF?
ITExamAnswers Editorial Team asked 3 years ago • 
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ITExam Editorial Team

The ITExamAnswers Editorial Team is a dedicated group of certified IT professionals and network engineers. We rigorously review, verify, and update all exam materials to ensure you receive the most accurate and reliable resources for your certification journey.