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N10-009 β€” questions

Page 7 of 31 Β· 604 total questions.

Topic 1 Β· Question 127

An administrator is setting up an SNMP server for use in the enterprise network and needs to create device IDs within a MIB. Which of the following describes the function of a MIB?

  • ADHCP relay device
  • BPolicy enforcement point
  • CDefinition file for event translation (correct answer)
  • DNetwork access controller
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Definition file for event translation

Topic 1 Β· Question 128

A critical infrastructure switch is identified as end-of-support. Which of the following is the best next step to ensure security?

  • AApply the latest patches and bug fixes.
  • BDecommission and replace the switch. (correct answer)
  • CEnsure the current firmware has no issues.
  • DIsolate the switch from the network.
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Decommission and replace the switch. This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 129

A company's marketing team created a new application and would like to create a DNS record for newapplication.comptia.org that always resolves to the same address as wwww.comptia.org. Which of the following records should the administrator use?

  • ASOA
  • BMX
  • CCNAME (correct answer)
  • DNS
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: CNAME

Topic 1 Β· Question 130

A network administrator wants to implement security zones in the corporate network to control access to only individuals inside of the corporation. Which of the following security zones is the best solution?

  • AExtranet
  • BTrusted (correct answer)
  • CVPN
  • DPublic
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Trusted This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 131

Which of the following network devices converts wireless signals to electronic signals?

  • ARouter
  • BFirewall
  • CAccess point (correct answer)
  • DLoad balancer
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Access point

Topic 1 Β· Question 132

A network administrator deployed wireless networking in the office area. When users visit the outdoor patio and try to download emails with large attachments or stream training videos, they notice buffering issues. Which of the following is the most likely cause?

  • ANetwork congestion
  • BWireless interference
  • CSignal degradation (correct answer)
  • DClient disassociation
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Signal degradation This option decouples the components so they scale independently and absorb load spikes.

Topic 1 Β· Question 133

Which of the following activities would have groups from different departments evaluate the disaster recovery process?

  • AValidation test
  • BSLA alignment
  • CTabletop exercises (correct answer)
  • DActive-active approach
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Tabletop exercises By spanning multiple Availability Zones / adding redundancy, this option provides the high availability and resilience required.

Topic 1 Β· Question 134

Which of the following routing protocols uses an autonomous system number?

  • AIS-IS
  • BOSPF
  • CBGP (correct answer)
  • DEIGRP
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: BGP

Topic 1 Β· Question 135

Which of the following is a characteristic of the application layer?

  • AIt relies upon other layers for packet delivery. (correct answer)
  • BIt checks independently for packet loss.
  • CIt encrypts data in transit.
  • DIt performs address translation.
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: It relies upon other layers for packet delivery.

Topic 1 Β· Question 136

Which of the following IP transmission types encrypts all of the transmitted data?

  • AESP (correct answer)
  • BAH
  • CGRE
  • DUDP
  • ETCP
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: ESP This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 137

Which of the following should be configured so users can authenticate to a wireless network using company credentials?

  • ASSO
  • BSAML
  • CMFA
  • DRADIUS (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: RADIUS

Topic 1 Β· Question 138

A network engineer performed a migration to a new mail server. The engineer changed the MX record, verified the change was accurate, and confirmed the new mail server was reachable via the IP address in the A record. However, users are not receiving email. Which of the following should the engineer have done to prevent the issue from occurring?

  • AChange the email client configuration to match the MX record.
  • BReduce the TTL record prior to the MX record change. (correct answer)
  • CPerform a DNS zone transfer prior to the MX record change.
  • DUpdate the NS record to reflect the IP address change.
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Reduce the TTL record prior to the MX record change.

Topic 1 Β· Question 139

Which of the following should a network administrator configure when adding OT devices to an organization's architecture?

  • AHoneynet
  • BData-at-rest encryption
  • CTime-based authentication
  • DNetwork segmentation (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: Network segmentation

Topic 1 Β· Question 140

To reduce costs and increase mobility, a Chief Technology Officer (CTO) wants to adopt cloud services for the organization and its affiliates. To reduce the impact for users, the CTO wants key services to run from the on-site data center and enterprise services to run in the cloud. Which of the following deployment models is the best choice for the organization?

  • APublic
  • BHybrid (correct answer)
  • CSaaS
  • DPrivate
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Hybrid This option delivers the requirement at the lowest cost.

Topic 1 Β· Question 141

Which of the following is used to describe the average duration of an outage for a specific service?

  • ARPO
  • BMTTR (correct answer)
  • CRTO
  • DMTBF
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: MTTR

Topic 1 Β· Question 142 Β· Select all that apply

A network engineer is setting up a new VoIP network for a customer. The current network is segmented only for computers and servers. No additional switch ports can be used in the new network. Which of the following does the engineer need to do to configure the network correctly? (Choose two.)

  • AChange network translation definitions.
  • BEnable 802.1Q. (correct answer)
  • CImplement a routing protocol.
  • DSet up voice VLANs. (correct answer)
  • EReconfigure the DNS.
  • FPlace devices in the perimeter network.
Reveal answer & explanation
Correct answer: B, D

The correct answer is B, D. Option B: Enable 802.1Q. Option D: Set up voice VLANs.

Explanation

A VLAN creates a logical layer-2 broadcast domain to segment devices independently of physical location.

Topic 1 Β· Question 143

A network rack has four servers and four switches with dual power supplies. Only one intelligent PDU is installed in the rack. Which of the following is the reason to add a second PDU?

  • APower redundancy (correct answer)
  • BFailed PSU monitoring
  • CSurge protection
  • DElectricity conservation
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Power redundancy

Topic 1 Β· Question 144

Which of the following allows a user to connect to an isolated device on a stand-alone network?

  • AJump box (correct answer)
  • BAPI gateway
  • CSecure Shell
  • DClientless VPN
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Jump box

Topic 1 Β· Question 145

Early in the morning, an administrator installs a new DHCP server. In the afternoon, some users report they are experiencing network outages. Which of the following is the most likely issue?

  • AThe administrator did not provision enough IP addresses. (correct answer)
  • BThe administrator configured an incorrect default gateway.
  • CThe administrator did not provision enough routes.
  • DThe administrator did not provision enough MAC addresses.
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: The administrator did not provision enough IP addresses.

Topic 1 Β· Question 146

A company is implementing a policy that will not allow employees to bring personal devices to the office and connect to the wireless network. Which of the following is the best way to enforce this policy?

  • AMAC filtering
  • B802.1X (correct answer)
  • CPort security
  • DACL
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: 802.1X

Explanation

802.1X provides port-based network access control using a supplicant, authenticator, and authentication server.

Showing questions 121–140 of 604 Β· Page 7 of 31