N10-009 practice questions 411–420

1. Question 411 · 610 in bank

   After extremely high temperatures cause a power outage, the servers automatically shut down, even though the UPSs for the servers still have hours of battery life. Which of the following should a technician recommend?

   • AInclude backup power for air-conditioning units.
   • BConfigure door locks to automatically lock during power outages.
   • CIncrease UPS battery size.
   • DAdd an IoT-enabled thermostat.

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   Answer: A

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2. Question 412 · 610 in bank

   While deploying a new fleet of computers on a DHCP network, a network administrator notices that new computers cannot connect to the internet. Which of the following is most likely the problem?

   • AIncorrect default gateway
   • BAddress pool exhaustion
   • CDuplicate IP address
   • DIncorrect subnet mask

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   Answer: B

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3. Question 413 · 610 in bank

   A network technician is designing a LAN for a new facility. The company is expecting more than 300 devices to connect to the network. Which of the following masks will provide the most efficient subnet?

   • A255.255.0.0
   • B255.255.192.0
   • C255.255.254.0
   • D255.255.255.254

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   Answer: C

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4. Question 414 · 610 in bank

   A network administrator received reports that a 40Gb connection is saturated. The only server the administrator can use for data collection in that location has a 10Gb connection to the network. Which of the following is the best method to use on the server to determine the source of the saturation?

   • APort mirroring
   • BLog aggregation
   • CFlow data
   • DPacket capture

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   Answer: C

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5. Question 415 · 610 in bank

   A technician is alarmed after noticing more than 5,000 CRCs on a switchport. Which of the following should the technician do next?

   • AMove to a different switchport.
   • BCheck for errdisable,
   • CSwap out the patch cable.
   • DEnable class-of-service.

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   Answer: C

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6. Question 416 · 610 in bank

   A network engineer runs ipconfig and notices that the default gateway is 0.0.0.0. Which of the following address types is in use?

   • AAPIPA
   • BMulticast
   • CClass C
   • DExperimental

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   Answer: A

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7. Question 417 · 610 in bank

   A network administrator needs to deploy a new wireless solution at a customer site. All external users must provide credentials before being granted access to the wireless solution. Which of the following would best meet the requirements of this installation?

   • AAdjust the bands to be non-overlapping.
   • BSet up lightweight access points.
   • CEnable enterprise authentication.
   • DAdd a captive portal for the guest network.

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   Answer: D

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8. Question 418 · 610 in bank

   A network engineer adds a tunnel for a new branch network. Which of the following ensures that all data is encrypted inside the tunnel?

   • AESP
   • BSSH
   • CGRE
   • DIKE

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   Answer: A

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9. Question 419 · 610 in bank

   Which of the following routing technologies uses an attribute list for path selection?

   • ABGP
   • BRIP
   • CEIGRP
   • DOSPF

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   Answer: A

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10. Question 420 · 610 in bank

    A network administrator is configuring a subnet that needs to support 13 usable IP addresses. Which of the following subnet masks best meets this requirement?

    • A255.255.255.128
    • B255.255.256.192
    • C255.285.256.224
    • D255.255.255.240

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    Answer: D

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N10-009 practice, question 411. 610 questions available.