6. Describe the Functionality of These IP Services: DHCP, DNS, NAT, SNMP, NTP 200-901 Practice Questions (Page 5)

Questions 21–25

1. 21application · medium

   A network admin configures a new DHCP scope for a lab subnet. Users report that some devices get an IP but cannot resolve internal hostnames, while others work fine. The DHCP server is correctly handing out IP addresses, subnet mask, and default gateway. What is the most likely missing DHCP option causing this issue?

   • ALease duration
   • BDomain name
   • CDNS server addresses
   • DBroadcast address
   Reveal Solution Discussion Select an answer first
2. 22foundation · easy

   What is the primary purpose of NTP?

   • ATo assign IP addresses to network devices automatically.
   • BTo translate domain names to IP addresses.
   • CTo monitor network device performance and send alerts.
   • DTo synchronize the clocks of network devices to a common time source.
   Reveal Solution Discussion Select an answer first
4. 23foundation · easy

   In the NTP hierarchy, what does the stratum level indicate?

   • AThe distance from the reference clock, with lower numbers indicating higher accuracy.
   • BThe number of NTP servers a client is configured to use.
   • CThe priority of NTP traffic on the network.
   • DThe version of the NTP protocol being used.
   Reveal Solution Discussion Select an answer first
5. 24foundation · easy

   In SNMP, what is the role of an agent?

   • AIt runs on the managed device and collects or stores management information to be queried by the manager.
   • BIt is the central system that polls agents and receives traps.
   • CIt encrypts all SNMP traffic to ensure confidentiality.
   • DIt translates SNMP messages between different protocol versions.
   Reveal Solution Discussion Select an answer first
6. 25foundation · easy

   During the DHCP lease process, which sequence of messages is exchanged between a client and a DHCP server?

   • AOffer, Discover, Request, Acknowledge
   • BDiscover, Request, Offer, Acknowledge
   • CDiscover, Offer, Request, Acknowledge
   • DRequest, Offer, Discover, Acknowledge
   Reveal Solution Discussion Select an answer first