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Last Updated: Jun 24, 2026
IT Exam Items Repository › Category: CCNA Discovery v4
What is the purpose of creating a DMZ during network firewall implementation?
ITExamAnswers Editorial Team asked 3 years ago • 
For an IP address, what component decides the number of bits that is used to represent the host ID?
ITExamAnswers Editorial Team asked 3 years ago • 
Which three address ranges can be used to depict private IP addresses? (Choose three.)
ITExamAnswers Editorial Team asked 3 years ago • 
After issuing the ipconfig/all command on a host that has DHCP enabled, a network administrator notes that the output contains faulty IP configuration information. What is the first step the administrator should take to resolve this issue?
ITExamAnswers Editorial Team asked 3 years ago • 
Under what circumstance would it be appropriate to use private IP addresses?
ITExamAnswers Editorial Team asked 3 years ago • 
A network administrator has been notified that users have experienced problems gaining access to network resources. What utility could be used to directly query a name server for information on a destination domain?
ITExamAnswers Editorial Team asked 3 years ago • 
Refer to the exhibit. H1 can ping H2, H3, and the Fa0/0 interface of router R1. H2 and H3 but not H1 can ping H4 and H5. What is a possible cause for the H1 failure?
ITExamAnswers Editorial Team asked 3 years ago • 
Which portion of the packet does a router use to forward the packet to the destination?
ITExamAnswers Editorial Team asked 3 years ago • 
A home user was successfully browsing the Internet earlier in the day but is now unable to connect. A ping command from a wireless laptop to a wired PC in the LAN is successful, but the nslookup command fails to resolve a website address. The user decides to analyze the LEDs on the Linksys router to verify connectivity. Which LED should be of main concern in this situation?
ITExamAnswers Editorial Team asked 3 years ago • 
In IP telephony, what is the purpose of a gateway to the PSTN?
ITExamAnswers Editorial Team asked 3 years ago • 
TCP/IP data transmission between the source and destination host is encapsulate d in four steps: What is the correct sequence of these steps?
ITExamAnswers Editorial Team asked 3 years ago • 
For the TCP/IP model for internetwork communication, which statement describes the process for the transition of data from the internet layer to the network access layer?
ITExamAnswers Editorial Team asked 3 years ago • 
What is a function of the distribution layer in the hierarchical design model?
ITExamAnswers Editorial Team asked 3 years ago • 
Which three statements describe an IP address? (Choose three.)
ITExamAnswers Editorial Team asked 3 years ago • 
All hosts within a domain receive the same frame that originates from one of the devices. The domain is also bounded by routers. What type of domain is this?
ITExamAnswers Editorial Team asked 3 years ago • 
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