Page 6 of 31 · 604 total questions.
A network administrator is configuring a wireless network with an ESSID. Which of the following is a user benefit of ESSID compared to SSID?
The correct answer is B. Option B: Roaming between access points
A network administrator needs to connect two routers in a point-to-point configuration and conserve IP space. Which of the following subnets should the administrator use?
The correct answer is D. Option D: /30
An attacker follows an employee through a badge-secured door before the door closes. Which of the following types of attacks is occurring?
The correct answer is B. Option B: Tailgating This option keeps traffic private / properly secured as required.
A research facility is expecting to see an exponential increase in global network traffic in the near future. The offices are equipped with 2.5Gbps fiber connections from the ISP, but the facility is currently only utilizing 1Gbps connections. Which of the following would need to be configured in order to use the ISP's connection speed?
The correct answer is D. Option D: Link aggregation
A VoIP phone is plugged in to a port but cannot receive calls. Which of the following needs to be done on the port to address the issue?
The correct answer is C. Option C: Tag the traffic to voice VLAN.
Explanation
A VLAN creates a logical layer-2 broadcast domain to segment devices independently of physical location.
Which of the following can support a jumbo frame?
The correct answer is D. Option D: Switch
A network manager wants to implement a SIEM system to correlate system events. Which of the following protocols should the network manager verify?
The correct answer is A. Option A: NTP
A network engineer is designing a secure communication link between two sites. The entire data stream needs to remain confidential. Which of the following will achieve this goal?
The correct answer is C. Option C: ESP This option keeps traffic private / properly secured as required.
Which of the following protocols has a default administrative distance value of 90?
The correct answer is B. Option B: EIGRP
An office is experiencing intermittent connection issues. A network engineer identifies that the issue occurs whenever someone uses the fax machine that is connected to a switch. Which of the following should the engineer do first to resolve the issue?
The correct answer is D. Option D: Configure a VLAN.
Explanation
A VLAN creates a logical layer-2 broadcast domain to segment devices independently of physical location.
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?
The correct answer is A. Option A: Update the firmware.
Which of the following fiber connector types is the most likely to be used on a network interface card?
The correct answer is A. Option A: LC
Which of the following connectors provides console access to a switch?
The correct answer is B. Option B: RJ45
A network administrator notices interference with industrial equipment in the 2.4GHz range. Which of the following technologies would most likely mitigate this issue? (Choose two.)
The correct answer is B, D. Option B: 5GHz frequency Option D: Non-overlapping channel
Which of the following network topologies contains a direct connection between every node in the network?
The correct answer is A. Option A: Mesh
A network architect needs to create a wireless field network to provide reliable service to public safety vehicles. Which of the following types of networks is the best solution?
The correct answer is A. Option A: Mesh
A manager is evaluating the environmental design of a data center. Which of the following setups should the manager implement if the maximum thermal dissipation is the highest concern?
The correct answer is B. Option B: A hot-cold
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?
The correct answer is B. Option B: The router interface is a broadcast address.
A network administrator is notified that a user cannot access resources on the network. The network administrator checks the physical connections to the workstation labeled User 3 and sees the Ethernet is properly connected. However, the network interface’s indicator lights are not blinking on either the computer or the switch. Which of the following is the most likely cause?
The correct answer is C. Option C: The port is shut down.
Which of the following internal routing protocols is best characterized as having fast convergence and being loop-free?
The correct answer is C. Option C: OSPF
Showing questions 101–120 of 604 · Page 6 of 31