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Worksheets

CompTIA N+ (Q259 - Q332)

Total questions: 74

Worksheet time: 1hrs 14mins

Name
Class
Date
1.

A security engineer is trying to connect cameras to a 12-port PoE switch, but only eight cameras turn

on. Which of the following should the engineer check first?

a)

Ethernet cable type

b)

Voltage

c)

Transceiver compatibility

d)

DHCP addressing

2.

Which of the following is the most secure way to provide site-to-site connectivity?

a)

VXLAN

b)

IKE

c)

GRE

d)

IPsec

3.

A network engineer receives a vendor alert regarding a vulnerability in a router CPU. Which of the

following should the engineer do to resolve the issue?

a)

Update the firmware.

b)

Replace the system board.

c)

Patch the OS.

d)

Isolate the system

4.

Which of the following network cables involves bounding light off of protective cladding?

a)

Twinaxial

b)

Coaxial

c)

Single-mode

d)

Multimode

5.

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

a)

ESP

b)

AH

c)

GRE

d)

UDP

e)

TCP

6.

A network administrator wants to increase network security by preventing client devices from

communicating directly with each other on the same subnet. Which of the following technologies

should be implemented?

a)

ACL

b)

Trunking

c)

Port security

d)

Private VLAN

7.

A network administrator for a small office is adding a passive IDS to its network switch for the

purpose of inspecting network traffic. Which of the following should the administrator use?

a)

SNMP trap

b)

Port mirroring

c)

Syslog collection

d)

API integration

8.

A network administrator wants users to be able to authenticate to the corporate network using a

port-based authentication framework when accessing both wired and wireless devices. Which of the

following is the best security feature to accomplish this task?

a)

802.1X

b)

Access control list

c)

Port security

d)

MAC filtering

9.

A network administrator is planning to host a company application in the cloud, making the

application available for all internal and third-party users. Which of the following concepts describes

this arrangement?

a)

Multitenancy

b)

VPC

c)

NFV

d)

SaaS

10.

Which of the following troubleshooting steps would provide a change advisory board with the

information needed to make a decision?

a)

Identify the problem.

b)

Develop a theory of probable cause.

c)

Test the theory to determine cause.

d)

Establish a plan of action.

11.

Which of the following is the most likely benefit of installing server equipment in a rack?

a)

Simplified troubleshooting process

b)

Decreased power consumption

c)

Improved network performance

d)

Increased compute density

12.

Which of the following is the best VPN to use for reducing data bandwidth requirements of the

corporate network?

a)

Split-tunnel

b)

Site-to-site

c)

Full-tunnel client

d)

GRE tunnel

13.

Which of the following is the most closely associated with segmenting compute resources within a

single cloud account?

a)

Network security group

b)

laaS

c)

VPC

d)

Hybrid cloud

14.

A company is expanding to another floor in the same building. The network engineer configures a

new switch with the same VLANs as the existing stack. When the network engineer connects the new

switch to the existing stack, all users lose connectivity. Which of the following is the MOST likely

reason?

a)

The new switch has unused ports disabled

b)

The new switch does not have a default gateway

c)

The new switch is connected to an access port

d)

The new switch is in a spanning tree loop

15.

An organization wants better network visibility. The organization's requirements include:

Multivendor/OS-monitoring capabilities

Real-time collection

Data correlation

Which of the following meets these requirements?

a)

SNMP

b)

SIEM

c)

Nmap

d)

Syslog

16.

A secure communication link needs to be configured between data centers via the internet. The data

centers are located in different regions. Which of the following is the best protocol for the network

administrator to use?

a)

DCI

b)

GRE

c)

XVLAN

d)

IPSec

17.

A technician is designing a cloud service solution that will accommodate the company's current size,

compute capacity, and storage capacity. Which of the following cloud deployment models will fulfill

these requirements?

a)

SaaS

b)

PssS

c)

IaaS

d)

IaC

18.

A network administrator configured a router interface as 10.0.0.95 255.255.255.240. The

administrator discovers that the router is not routing packets to a web server with IP 10.0.0.81/28.

Which of the following is the best explanation?

a)

Theweb server Is In adifferent subnet.

b)

Therouter interface isa broadcast address.

c)

TheIP address spaceis a class A network

d)

Thesubnet is in a private address space

19.

Which of the following can also provide a security feature when implemented?

a)

NAT

b)

BGP

c)

FHRP

d)

EIGRP

20.

A network administrator deploys several new desk phones and workstation cubicles. Each cubicle

has one assigned switchport. The administrator runs the following commands:

nginx

CopyEdit

switchport mode access

switchport voice vlan 69

With which of the following VLANs will the workstation traffic be tagged?

a)

Private VLAN

b)

Voice VLAN

c)

Native VLAN

d)

Data VLAN

21.

A network administrator needs to connect a multimode fiber cable from the MDF to the server room.

The administrator connects the cable to Switch 2, but there is no link light. The administrator tests

the fiber and finds it does not have any issues. Swapping the connection to Switch 1 in a working port

is successful, but the swapped connection does not work on Switch 2. Which of the following should

the administrator verify next?

a)

Fiber length

b)

Transceiver model

c)

Connector type

d)

Port speed

22.

A network technician is installing a new switch that does not support STP at the access layer of a

network. The technician wants a redundant connection to the distribution switch. Which of the

following should the technician use?

a)

Link aggregation

b)

Subinterfaces

c)

Switch virtual interfaces

d)

Half-duplex connections

23.

Users are experiencing significant lag while connecting to a cloud-based application during peak

hours. An examination of the network reveals that the bandwidth is being heavily utilized. Further

analysis shows that only a few users are using the application at any given time. Which of the

following is the most cost-effective solution for this issue?

a)

Limit the number of users who can access the application

b)

Lease a Direct Connect connection to the cloud service provider.

c)

Implement QoS to prioritize application traffic.

d)

Use a CDN to service the application

24.

Which of the following layers in the OSI model is responsible for establishing, maintaining, and

terminating connections between nodes?

a)

Physical

b)

Network

c)

Session

d)

Transport

25.

Which of the following is the best way to reduce the likelihood of electrostatic discharge?

a)

Uninterruptible power supply

b)

Surge protector

c)

Power distribution units

d)

Temperature and humidity control

26.

Which of the following can be used when a server at a remote site is physically unreachable?

a)

OOB management

b)

Crash cart

c)

Jump box

d)

Console

27.

A network engineer is designing an internal network that needs to support both IPv4 and IPv6

routing. Which of the following routing protocols is capable of supporting both IPv4 and IPv6?

a)

OSPFv3

b)

RIPv2

c)

BGP

d)

EIGRP

28.

A network engineer is deploying switches at a new remote office. The switches have been

preconfigured with hostnames and STP priority values. Based on the following table:

Switch Name

Priority

core-sw01

24576

access-sw01

28672

distribution-sw01

32768

access-sw02

36864

Which of the following switches will become the root bridge?

a)

core-sw01

b)

access-sw01

c)

distribution-sw01

d)

access-sw02

29.

Which of the following is enforced through legislation?

a)

AUP

b)

GDPR

c)

Code of conduct

d)

EULA

30.

A network administrator wants to restrict inbound traffic to allow only HTTPS to the company

website, denying all other inbound traffic from the internet. Which of the following would best

accomplish this goal?

a)

ACL on the edge firewall

b)

Port security on an access switch

c)

Content filtering on a web gateway

d)

URL filtering on an outbound proxy

31.

Which of the following indicates a computer has reached end-of-support?

a)

The computer does not have any users.

b)

The antivirus protection is expired

c)

The operating system license is expired

d)

No more patches or bug fixes are available indefinitely

32.

Which of the following source control features allows an administrator to test a new configuration

without changing the primary configuration?

a)

Central repository

b)

Conflict identification

c)

Branching

d)

Version control

33.

A network engineer needs to add a boundary network to isolate and separate the internal network

from the public-facing internet. Which of the following security defense solutions would best

accomplish this task?

a)

Trusted zones

b)

URL filtering

c)

ACLs

d)

Screened subnet

34.

Which of the following is the greatest advantage of maintaining a cold DR site compared to other DR

sites?

a)

Redundancy

b)

Availability

c)

Security

d)

Cost

35.

Which of the following allows for interactive, secure remote management of a network

infrastructure device?

a)

SSH

b)

VNC

c)

RDP

d)

SNMP

36.

A data center administrator is evaluating the use of jumbo frames within a storage environment.

Which of the following describes the best reason to use jumbo frames in the storage environment?

a)

To reduce device overhead

b)

To report on the current root switch in the STP

c)

To improve routing convergence

d)

To increase drive throughput

37.

Which of the following should a company implement in order to share a single IP address among all

the employees in the office?

a)

STP

b)

BGP

c)

PAT

d)

VXLAN

38.

Which of the following OSI model layers can utilize a connectionless protocol for data transmission?

a)

Physical

b)

Network

c)

Transport

d)

Application

39.

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?

a)

APIPA

b)

Multicast

c)

Class C

d)

Experimental

40.

A network administrator needs to monitor data from recently installed firewalls in multiple locations.

Which of the following solutions would best meet the administrator's needs?

a)

IDS

b)

IPS

c)

SIEM

d)

SNMPv2

41.

Which of the following allows a standard user to log in to multiple resources with one account?

a)

RADIUS

b)

MFA

c)

TACASCS+

d)

SSO

42.

Which of the following should an installer orient a port-side exhaust to when installing equipment?

a)

The patch panel

b)

The front of the IDF

c)

The warm aisle

d)

The administrator console

43.

Which of the following kinds of targeted attacks uses multiple computers or bots to request the same

resource repeatedly?

a)

On-path

b)

DDoS

c)

ARP spoofing

d)

MAC flooding

44.

A network technician is troubleshooting the connection to the company website. The traceroute

command produces the following output:

Traceroute towww.mysite.com(8.8.8.8) over a maximum of 30 hops

10.1.1.1 <1 ms 2. * <1 ms <1 ms k k

k kTraceroute completeWhich of the following should the technician do to identify the path to the

server?

a)

Review the router's ACL.

b)

Execute netstat.

c)

Perform an nslookup.

d)

Enable LLDP

45.

A technician is deploying new networking hardware for company branch offices. The bridge priority

must be properly set. Which of the following should the technician configure?

a)

Spanning tree protocol

b)

Jumbo frames

c)

Perimeter network

d)

Port security

46.

Which of the following is the most cost-effective way to safely expand outlet capacity in an IDF?

a)

PDU

b)

Surge protector

c)

UPS

d)

Power strip

47.

Which of the following ports is a secure protocol?

a)

20

b)

23

c)

443

d)

445

48.

Which of the following connector types is most commonly associated with Wi-Fi antennas?

a)

BNC

b)

SFP

c)

MPO

d)

RJ45

49.

A network technician is attempting to harden a commercial switch that was recently purchased.

Which of the following hardening techniques best mitigates the use of publicly available

information?

a)

Changing the default password

b)

Blocking inbound SSH connections

c)

Removing the gateway from the network configuration

d)

Restricting physical access to the switch

50.

A network administrator upgraded the wireless access points and wants to implement a

configuration that will give users higher speed and less channel overlap based on device

compatibility. Which of the following will accomplish this goal?

a)

802.1X

b)

MIMO

c)

ESSID

d)

Band steering

51.

An employee has a new laptop and reports slow performance when using the wireless network.

Switch firmware was updated the previous night. A network administrator logs in to the switch and

sees the following statistics on the switch interface for that employee:

98469 packets input, 1681937 bytes, 0 no buffer

Received 1548 broadcasts (25285 multicasts)

65335 runts, 0 giants, 0 throttles

11546 input errors, 5 CRC, 0 frame, 0 overrun, 0 ignored

0 input packets with dribble condition detected

22781 packets output, 858040 bytes, 0 underruns

0 output errors, 89920 collisions, 0 interface resets

0 babbles, 0 late collision, 0 deferred

0 lost carrier, 0 no carrier

0 output buffer failures, 0 output buffers swapped out

Which of the following is most likely the cause of the issue?

a)

The patch cord from the wall jack is faulty.

b)

The switchport bandwidth needs to be increased

c)

Multicast is not configured correctly on the switch

d)

The NIC is set to half duplex.

52.

Which of the following uses the longest prefix match to determine an exit interface?

a)

ARP table

b)

MAC address table

c)

Routing table

d)

Netstat table

53.

Which of the following is the best way to keep devices on during a loss of power?

a)

UPS

b)

Power load

c)

PDU

d)

Voltage

54.

A major natural disaster strikes a company's headquarters, causing significant destruction and data

loss. The company needs to quickly recover and resume operations. Which of the following will a

network administrator need to do first?

a)

Conduct a damage assessment

b)

Migrate to the cold site

c)

Notify customers of the disaster

d)

Establish a communication plan

55.

After installing a new wireless access point, an engineer tests the device and sees that it is not

performing at the rated speeds. Which of the following should the engineer do to troubleshoot the

issue? (Select two.)

a)

Ensure a bottleneck is not coming from other devices on the network.

b)

Install the latest firmware for the device

c)

Create a new VLAN for the access point

d)

Make sure the SSID is not longer than 16 characters

e)

Configure the AP in autonomous mode

56.

A junior network administrator is auditing the company network and notices incrementing input

errors on a long-range microwave interface. Which of the following is the most likely reason for the

errors?

a)

The parabolic signal is misaligned

b)

The omnidirectional signal is being jammed

c)

The omnidirectional signal is not strong enough to receive properly.

d)

The parabolic signal uses improper routing protocols

57.

A network manager connects two switches together and uses two connecting links. Which of the

following configurations will prevent Layer 2 loops?

a)

802.1Q tagging

b)

Full duplex

c)

Link aggregation

d)

QoS

58.

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 switchports can be used in the new

network. Which of the following does the engineer need to do to configure the network correctly?

(Select two).

a)

Change network translation definitions

b)

Enable 802.1Q

c)

Implement a routing protocol

d)

Set up voice VLANs

e)

Reconfigure the DNS

59.

A user reports having intermittent connectivity issues to the company network. The network

configuration for the user reveals the following:

IP address: 192.168.1.10

Subnet mask: 255.255.255.0

Default gateway: 192.168.1.254

The network switch shows the following ARP table: Which of the following is the most likely cause of the user's connection issues?

a)

A port with incorrect VLAN assigned

b)

A switch with spanning tree conflict

c)

Another PC with manually configured IP

d)

A router with overlapping route tables

60.

Which of the following is associated with avoidance, acceptance, mitigation, and transfer?

a)

Risk

b)

Exploit

c)

Threat

d)

Vulnerability

61.

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

a)

BGP

b)

RIP

c)

EIGRP

d)

OSPF

62.

Which of the following is the step that a troubleshooter should take immediately after implementing

a solution?

a)

Review lessons learned during the process

b)

Establish a plan of action

c)

Verify full system functionality.

d)

Document actions and outcomes.

63.

Which of the following protocols uses the Dijkstra's Link State Algorithm to establish routes inside its

routing table?

a)

OSPF

b)

EIGRP

c)

BGP

d)

RIP

64.

After a recent security awareness phishing campaign, the cybersecurity team discovers that

additional security measures need to be set up when users access potentially malicious websites.

Which of the following security measures will best address this concern?

a)

Implement DNS filtering

b)

Update ACLs to only allow HTTPS.

c)

Configure new IPS hardware

d)

Deploy 802.1X security features.

65.

Which of the following offers the ability to manage access at the cloud VM instance?

a)

Security group

b)

Internet gateway

c)

Direct Connect

d)

Network ACL

66.

A network administrator is creating a subnet that will include 45 separate hosts on a small private

network within a large network architecture. Which of the following options is the most efficient use

of network addresses when assigning this network?

a)

10.0.50.128/25

b)

10.7.142.128/27

c)

10.152.4.192/26

d)

10.192.1.64/28

67.

A network engineer needs to deploy an access point at a remote office so that it will not communicate back to the wireless LAN controller. Which of the following deployment methods must

the engineer use to accomplish this task?

a)

Lightweight

b)

Autonomous

c)

Mesh

d)

Ad hoc

68.

Which of the following is used to store and deliver content to clients in a geographically distributed

manner using edge servers?

a)

Load balancer

b)

CDN

c)

DNS server

d)

SAN

69.

Which of the following ports should a network administrator enable for encrypted login to a network

switch?

a)

22

b)

23

c)

80

d)

123

70.

Which of the following would allow a network administrator to analyze attacks coming from the

internet without affecting latency?

a)

IPS

b)

IDS

c)

Load balancer

d)

Firewall

71.

A network engineer needs to change, update, and control APs remotely, with real-time visibility over

HTTPS. Which of the following will best allow these actions?

a)

Web interface

b)

Command line

c)

SNMP console

d)

API gateway

72.

A detective is investigating an identity theft case in which the target had an RFID-protected payment

card issued and compromised in the same day. The only place the target claims to have used the card

was at a local convenience store. The detective notices a video camera at the store is placed in such a

way that customers' credentials can be seen when they pay. Which of the following best explains this

social engineering technique?

a)

Shoulder surfing

b)

Impersonation

c)

Vishing

d)

Tailgating

73.

A user called the help desk after business hours to complain that files on a device are inaccessible

and the wallpaper was changed. The network administrator thinks that this issue is an isolated

incident, but the security analyst thinks the issue might be a ransomware attack. Which of the

following troubleshooting steps should be taken first?

a)

Identify the problem

b)

Establish a theory

c)

Document findings

d)

Create a plan of action

74.

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?

a)

255.255.0.0

b)

255.255.192.0

c)

255.255.254.0

d)

255.255.255.254