Page 12 of 12 · 233 total questions.
Which of the following is the best to use to stream real-time video from a network camera?
The correct answer is A. Option A: UDP This option meets the real-time / low-latency performance requirement.
An IT specialist is setting up a new shared network printer. The printer will receive a pre-allocated IP address via DHCP. Attempting to connect to the printer's web interface produces a Page not found message. The specialist runs diagnostics and finds that the IP is different than expected. Which of the following should the specialist check next?
The correct answer is A. Option A: The MAC address used in the reservation
Users in a 200-person call center report that phone calls experience severe performance degradation on busy days. The technician confirms: • Upload and download speeds are 50Mbps during a speed test. • VoIP call prioritization settings are properly configured for the VLAN that the call center uses. Which of the following is most likely the cause of this issue?
The correct answer is D. Option D: The bandwidth dedicated to the call center is insufficient.
Which of the following will most likely be used in a testing environment to execute unauthorized code?
The correct answer is A. Option A: Virtual machines
Explanation
A virtual machine emulates a complete computer with its own guest operating system and strong workload isolation.
An administrator selects a new platform that provides the following benefits: • Shares a host OS • Shares kernel resources • Rapid start and deployment • Limited isolation Which of the following virtualization options did the administrator select?
The correct answer is B. Option B: Containers
Explanation
A container packages an application and dependencies while sharing the host kernel for lightweight isolation.
An organization upgrades all of its desktop machines to Windows 11. The organization must ensure that all machines are protected from malicious software on startup. Which of the following advanced options should the organization enable?
The correct answer is C. Option C: Secure Boot
A user reports that the Wi-Fi signal is intermittent in an open office area. Other users are not experiencing this issue. Which of the following is the most likely cause?
The correct answer is C. Option C: The laptop's wireless card is malfunctioning.
Faded images from previous jobs appear on each page of output from an office printer. Which of the following should a technician do first to resolve this issue?
The correct answer is C. Option C: Inspect the transfer roller.
A user’s workstation occasionally turns off and smells burnt. The workstation is located in a manufacturing area where users are required to wear respirators. Which of the following will most likely repair the workstation?
The correct answer is B. Option B: Replacing the intake air filter
Which of the following options offers the best connectivity performance with limited necessary accessories?
The correct answer is A. Option A: Hotspot
A user’s smartphone frequently disconnects from Wi-Fi networks, particularly in crowded areas like airports and coffee shops. The user also notices that their device shows a lower Wi-Fi signal strength compared to other devices in the same location. Which of the following is likely contributing to the smartphone’s Wi-Fi connectivity issues?
The correct answer is A. Option A: The smartphone’s antenna may be malfunctioning.
A company network is spread across multiple office branches that are located within the same postal code and connected using leased lines. Which of the following best describes this network type?
The correct answer is B. Option B: Metropolitan area network
Which of the following describes a virtualization concept that improves resource utilization by allowing multiple operating systems to run on a single physical server?
The correct answer is C. Option C: Hypervisor
Explanation
A hypervisor creates and manages virtual machines while allocating underlying hardware resources.
Showing questions 221–233 of 233 · Page 12 of 12