QUESTION 61
A network technician sets up a computer on the accounting department floor for a user from the marketing department. The user reports that they cannot access the marketing department’s shared drives but can access the internet. Which of the following is the most likely cause of this issue?
A. Mismatched switchport duplex
B. Misconfigured gateway settings
C. Incorrect VLAN assignment
D. SVI is assigned to the wrong IP address
Correct Answer: C
QUESTION 62
Which of the following is the part of a DR plan that identifies the critical systems that should be recovered first after an incident?
A. RTO
B. SLA
C. MTBF
D. SIEM
Correct Answer: A
QUESTION 63
A network administrator is troubleshooting an issue with a user’s IP address. Which of the following layers of the OSI model should be considered?
A. Data link
B. Network
C. Session
D. Presentation
Correct Answer: B
QUESTION 64
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.
F. Install a wireless LAN controller.
Correct Answer: AB
QUESTION 65
An IT technician is configuring a switch in a large office environment. The switch needs to be able to segment traffic and create separate broadcast domains. Which of the following features should the technician enable to meet these requirements?
A. STP
B. VLAN
C. LACP
D. QoS
Correct Answer: B
QUESTION 66
A network technician is setting up 15 local IP networks with 100 hosts each and needs to choose a private IP block for subnetting. Which of the following is a valid private lP block for the technician to use?
A. 10.16.0.0/16
B. 169.254.0.0/20
C. 192.168.1.0/24
D. 225.10.10.0/24
Correct Answer: B
QUESTION 67
A network engineer wants to implement a routing protocol that supports multiple vendors’ routers and can be easily configured and scaled. Which of the following routing protocols should the engineer use to achieve this goal?
A. OSPF
B. RIP
C. EIGRP
D. BGP
Correct Answer: A
QUESTION 68
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
Correct Answer: A
QUESTION 69
A user runs ifconfig on a PC and sees the following address information:
IP address: 192.168.1.253
subnet mask: 255.255.255.0
default gateway: 192.168.1.1
The user then plugs a new device into the network and statically assigns it the address 192.168.1.255. The device does not work on the network. Which of the following explains the issue?
A. The IP address is static.
B. The IP address is a broadcast address.
C. The IP address is outside the scope of the DHCP range.
D. The IP address has a wrong subnet mask.
Correct Answer: B
QUESTION 70
A company running OSPF adds a static route to the routing table. Which of the following ensures the OSPF learned route will be preferred?
A. Add the ISP router as a neighbor in OSPF.
B. Enable the FHRP
C. Adjust the administrative distance.
D. Change the routing protocol to EIGRP.
Correct Answer: C
QUESTION 71
Which of the following most closely describes the status of equipment when the vendor will no longer provide any security updates or patches?
A. Out of warranty
B. SLA
C. Change management
D. EOS
Correct Answer: D
QUESTION 72
Which of the following layers of the OSI model is operated by datagrams?
A. Layer 1
B. Layer 2
C. Layer 3
D. Layer 4
E. Layer 5
Correct Answer: C
QUESTION 73
A network administrator is looking for a single tool that will monitor both bandwidth utilization and interface status. Which of the following best meets this requirement?
A. Nmap scan
B. SNMP
C. Packet capture
D. Syslog
Correct Answer: B
QUESTION 74
Which of the following encryption protocols is used to secure web traffic through HTTPS?
A. SSL
B. IPSec
C. SSH
D. PKI
Correct Answer: A
QUESTION 75
A high volume of HTTP, GET, and POST requests are hitting a company web server, which is causing a DoS attack for legitimate services. Which of the following solutions would most likely mitigate this attack?
A. ACL
B. Load balancer
C. WAF
D. IPS
Correct Answer: C
QUESTION 76
Which of the following is primarily used for longer-distance telecommunications cabling requirements?
A. Plenum-rated cable
B. Single-mode fiber
C. Cat 6e Ethernet
D. DAC cable
Correct Answer: A
QUESTION 77
Which of the following is a network topology that uses a point-to-point connection between two nodes without the use of a centralized access point?
A. Mesh
B. Hybrid
C. Star
D. Ad hoc
Correct Answer: D
QUESTION 78
Which of the following is most important for preventing bottlenecks when implementing a new data closet?
A. Voltage
B. Temperature
C. Cooling
D. Cabling
Correct Answer: D
QUESTION 79
A network engineer needs to assign IP addresses for a new branch office that has a total of 215 connected devices. Which of the following subnets will provide enough addresses for all the devices at the branch office while minimizing the number of unused addresses?
A. 10.0.0.0/8
B. 169.254.0.0/26
C. 172.16.0.0/16
D. 192.168.2.0/24
Correct Answer: D
QUESTION 80
A network engineer needs to purchase an SSL certificate for a company website from a public CA. Before issuing the certificate, the CA must first verify that the company owns the website’s domain name using DNs. which of the following DNS records should the engineer configure to meet this requirement?
A. TXT
B. PTR
C. A
D. MX
Correct Answer: A