Which of the following can protect network equipment from voltage variations?
- AMDF
- BPower strips
- CPDU (correct answer)
- DUPS
Reveal answer & explanationHide answer
The correct answer is C. Option C: PDU
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Which of the following can protect network equipment from voltage variations?
The correct answer is C. Option C: PDU
Which of the following should a junior security administrator recommend implementing to mitigate malicious network activity?
The correct answer is A. Option A: IPS
Explanation
An intrusion prevention system detects and actively blocks malicious traffic inline. This option keeps traffic private / properly secured as required.
A company uses a solution to rotate the password that engineers use to connect to critical systems. Which of the following best describes this solution?
The correct answer is C. Option C: Key management
Which of the following is the best way to keep devices on during a loss of power?
The correct answer is A. Option A: UPS
A network engineer needs to order cabling to connect two buildings within the same city. Which of the following media types should the network engineer use?
The correct answer is C. Option C: Single-mode fiber
A server administrator needs to add a record to the companyβs DNS server to verify ownership of a web domain. The administrator has the record's name and value. Which of the following record types should the administrator use to add the record to the DNS server?
The correct answer is A. Option A: TXT
A network technician is troubleshooting the connection to the company website. The traceroute command produces the following output: Which of the following should the technician do to identify the path to the server?

The correct answer is A. Option A: Review the router's ACL.
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?
The correct answer is A. Option A: Conduct a damage assessment.
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? (Choose two.)
The correct answer is A, B. Option A: Ensure a bottleneck is not coming from other devices on the network. Option B: Install the latest firmware for the device.
After a recent corporate merger, a network administrator needs to build reference documentation on multivendor infrastructure. Which of the following protocols will provide the information?
The correct answer is C. Option C: LLDP
Which of the following steps of the troubleshooting methodology is most likely to involve talking to a user who opens a ticket?
The correct answer is C. Option C: Identifying the problem
Which of the following is the most cost-effective way for a network administrator to establish a persistent, secure connection between two facilities?
The correct answer is A. Option A: Site-to-site VPN
Explanation
A VPN creates an encrypted tunnel across an untrusted network for private remote or site connectivity. This option delivers the requirement at the lowest cost.
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?
The correct answer is C. Option C: Incorrect VLAN assignment
Explanation
A VLAN creates a logical layer-2 broadcast domain to segment devices independently of physical location.
A network administrator is hosting a local application on a Type 2 hypervisor, but the application only has accessibility to the host machine. Which of the following address types would the administrator most likely visit to access the application?
The correct answer is B. Option B: Loopback
A network manager connects two switches together and uses two connecting links. Which of the following configurations will prevent Layer 2 loops?
The correct answer is C. Option C: Link aggregation
Which of the following remote connectivity methods is used when data and management traffic use the same network infrastructure?
The correct answer is A. Option A: In-band
Which of the following steps of the troubleshooting methodology would most likely involve comparing current throughput tests to a baseline?
The correct answer is B. Option B: Verify full system functionality.
Which of the following uses the longest prefix match to determine an exit interface?
The correct answer is C. Option C: Routing table
A network administrator needs to securely connect to an Ubuntu server for management purposes. Which of the following protocols will most likely address this requirement?
The correct answer is D. Option D: SSH This option keeps traffic private / properly secured as required.
Which of the following allows for interactive, secure remote management of a network infrastructure device?
The correct answer is A. Option A: SSH This option keeps traffic private / properly secured as required.
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