Question 1

A network technician is connecting two switches together. Which of the following protocols should the technician use to increase speed and fault tolerance?
A) SIP
B) BGP
C) LACP
D) LLDP

Accepted Answer

LACP (Link Aggregation Control Protocol) is used to combine multiple network connections in parallel to increase throughput and provide redundancy in case one of the links fails.

Question 2

A disgruntled employee executes a man-in-the-middle attack on the company network. Layer 2 traffic destined for the gateway is redirected to the employee's computer. This type of attack is an example of:
A) ARP cache poisoning
B) IP spoofing
C) amplified DNS attack
D) evil twin

Accepted Answer

ARP cache poisoning involves sending falsified ARP messages over a local area network, causing traffic to be misdirected, such as redirecting traffic to an attacker's computer.

Question 3

A company has a web-based application that is used by many different departments. The company has experienced some overload of resources on the database server. The network administrator implements a network device in between the servers and the database. Which of the following BEST describes the purpose of this device?
A) Content filtering and network analysis
B) Load balancing and providing high availability
C) Port sniffing and protocol analysis
D) Clustering and NIC teaming

Accepted Answer

The device is likely a load balancer, which distributes incoming network traffic across multiple servers to ensure no single server becomes overwhelmed, thus providing high availability and preventing overload on the database server.

Question 4

A network technician is diagnosing a time-out issue generated from an end user's web browser. The web browser issues standard HTTP get and post commands to interact with the website. Given this information, the technician would like to analyze the entire TCP handshake of the HTTP requests offline. Which of the following tools would allow the technician to view the handshake?
A) Packet analyzer
B) Port analyzer
C) SNMP traps
D) Spectrum analyzer

Accepted Answer

A packet analyzer captures and analyzes network traffic, allowing the technician to view the entire TCP handshake of HTTP requests.

Question 5

A customer cannot access a company's secure website. The company's network security is reviewing the firewall for the server and finds the following output:  Which of the following changes should be made to allow all customers to access the company's secure website?
A) Allow any any 10.5.0.10 443
B) Allow any any 12.73.15.5 443
C) Allow 10.5.0.10 443 any any
D) Allow 10.5.0.10 any 10.5.0.10 80

Accepted Answer

The answer of A customer cannot access a company's secure...

Question 6

Which of the following is used to classify network data for the purpose of providing QoS?
A) STP
B) VLANs
C) SIP
D) DSCP

Accepted Answer

DSCP (Differentiated Services Code Point) is used to classify and manage network traffic and provide Quality of Service (QoS) on IP networks.

Question 7

A company has contracted with an outside vendor to perform a service that will provide hardware, software, and procedures in case of a catastrophic failure of the primary datacenter. The Chief Information Officer (CIO) is concerned because this contract does not include a long-term strategy for extended outages. Which of the following should the CIO complete?
A) Disaster recovery plan
B) Business continuity plan
C) Service level agreement
D) First responder training

Accepted Answer

A Business Continuity Plan (BCP) is designed to ensure that critical business functions can continue during and after a disaster, addressing long-term strategies for extended outages.

Question 8

Which of the following is a reason why a business may be hesitant to move sensitive data to a SaaS cloud service?
A) Decreased performance of internal network
B) Loss of full control over data resources
C) Increased malware exposure
D) Incompatibility with the current network

Accepted Answer

Businesses may be hesitant to move sensitive data to a SaaS cloud service due to concerns about losing full control over their data resources, as the data is managed by the service provider.

Question 9

A systems administrator has recently purchased and installed a large electronic signage screen for the company's parking garage. The screen's management software was installed on a server with a public IP address to allow remote management. The systems administrator is now troubleshooting an issue with the screen displaying unknown, random, and inappropriate messages. Which of the following is MOST effective in resolving this issue?
A) Changing the management software's default credentials
B) Disabling unnecessary services from the server and management software
C) Changing the management software's default port
D) Replacing the management software's self-signed certificate with a valid certificate

Accepted Answer

Changing the management software's default credentials is most effective because it prevents unauthorized access, which is likely causing the inappropriate messages.

Question 10

A technician is planning a remote-access strategy to manage routers and switches on a dedicated management network. The management network is segregated from the production network and uses site-to-site VPN connections. Some of the equipment does not support encryption. Which of the following should the technician choose that all the equipment would support?
A) Telnet
B) SSL
C) SSH
D) IPSec

Accepted Answer

Telnet is a protocol that does not require encryption and can be used to manage network devices that do not support encrypted connections.

Question 11

A network technician has created a network that consists of a router, a firewall, a switch, and several PCs. Which of the following physical network topologies was created?
A) Star
B) Mesh
C) Ring
D) Bus

Accepted Answer

The answer of A network technician has created a network...

Question 12

A computer lab on a campus network was recently reconfigured using recycled network cables. One of the 24 computers in the lab is unable to connect to the network after the upgrade. A network technician successfully uses the cable in question to connect directly to another computer. Which of the following is MOST likely the issue with the cable?
A) The cable is a crossover cable
B) The cable is a rollover cable
C) The cable has bent pins
D) The cable is a Cat 5 cable

Accepted Answer

A crossover cable is used to connect two similar devices directly, such as computer to computer, which may not work for connecting a computer to a network switch or router.

Question 13

The process of attempting to exploit a weakness in a network after being given permission by the company is known as:
A) penetration testing
B) vulnerability scanning
C) reconnaissance
D) social engineering

Accepted Answer

Penetration testing involves exploiting vulnerabilities in a network with the permission of the company.

Question 14

A company recently upgraded all of its printers to networked multifunction devices. Users can print to the new devices, but they would also like the ability to scan and fax files from their computers. Which of the following should the technician update to allow this functionality?
A) Device software
B) Printer drivers
C) Printer firmware
D) NIC drivers

Accepted Answer

The answer of A company recently upgraded all of its...

Question 15

Which of the following protocols do MOST MITM attacks utilize?
A) ARP
B) SIP
C) FTP
D) SCP

Accepted Answer

Most MITM (Man-In-The-Middle) attacks utilize ARP (Address Resolution Protocol) spoofing to intercept and manipulate communication between devices on a local network.

Question 16

An administrator is moving to a new office. There will be several network runs through the ceiling area of the office. Which of the following is the BEST to utilize in these areas?
A) Single-mode fiber-optic cabling
B) Cat 5e-rated cabling
C) Cat 6-rated cabling
D) Plenum-rated cabling

Accepted Answer

Plenum-rated cabling is designed for use in spaces with air circulation, like ceilings, because it has a fire-retardant jacket that emits less smoke and toxic fumes in case of a fire.

Question 17

Which of the following MUST be implemented to share metrics between routing protocols within the same router?
A) Routing loop
B) Routing table
C) Route redistribution
D) Dynamic routes

Accepted Answer

The answer of Which of the following MUST be implemented...

Question 18

An ISP technician gets a call from a business that just changed equipment but can no longer connect to the Internet. The technician checks the ARP table on the ISP switch, and there is no corresponding MAC address present. Instead, the entry is "Incomplete". Which of the following could cause this condition?
A) VLAN mismatch
B) Duplex/Speed mismatch
C) Duplicate IP address
D) TX/RX reverse

Accepted Answer

The answer of An ISP technician gets a call from...

Question 19

A network technician receives a spool of Cat 6a cable and is asked to build several cables for a new set of Ethernet runs between devices. Which of the following tools are MOST likely needed to complete the task? (Choose three.)
A) Wire stripper
B) Cable crimper
C) RJ-11 connectors
D) RJ-45 connectors
E) Multimeter
F) Punchdown tool
G) Tone generator

Accepted Answer

A wire stripper is needed to remove the insulation from the cable. A cable crimper is used to attach RJ-45 connectors to the ends of the Cat 6a cables. RJ-45 connectors are the standard connectors used for Ethernet cables.

Question 20

A technician is investigating a server performance issue. The technician has gathered the server utilization statistics. Which of the following should the technician use to determine which statistics are not in the normal range?
A) Baseline review
B) Vulnerability scan
C) System life-cycle report
D) Archiving logs

Accepted Answer

A baseline review involves comparing current performance statistics against a set of standard or expected values (baseline) to identify deviations or anomalies.

Exam 10: CompTIA Network+

A network technician is connecting two switches together. Which of the following protocols should the technician use to increase speed and fault tolerance?

A disgruntled employee executes a man-in-the-middle attack on the company network. Layer 2 traffic destined for the gateway is redirected to the employee's computer. This type of attack is an example of:

A customer cannot access a company's secure website. The company's network security is reviewing the firewall for the server and finds the following output: Which of the following changes should be made to allow all customers to access the company's secure website?

Which of the following is used to classify network data for the purpose of providing QoS?

Which of the following is a reason why a business may be hesitant to move sensitive data to a SaaS cloud service?

A network technician has created a network that consists of a router, a firewall, a switch, and several PCs. Which of the following physical network topologies was created?

The process of attempting to exploit a weakness in a network after being given permission by the company is known as:

A company recently upgraded all of its printers to networked multifunction devices. Users can print to the new devices, but they would also like the ability to scan and fax files from their computers. Which of the following should the technician update to allow this functionality?

Which of the following protocols do MOST MITM attacks utilize?

An administrator is moving to a new office. There will be several network runs through the ceiling area of the office. Which of the following is the BEST to utilize in these areas?

Which of the following MUST be implemented to share metrics between routing protocols within the same router?

A network technician receives a spool of Cat 6a cable and is asked to build several cables for a new set of Ethernet runs between devices. Which of the following tools are MOST likely needed to complete the task? (Choose three.)

A technician is investigating a server performance issue. The technician has gathered the server utilization statistics. Which of the following should the technician use to determine which statistics are not in the normal range?