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At which of the following OSI model layers would a technician find an IP header?
At which of the following OSI model layers would a technician find an IP header?A . Layer 1B . Layer 2C . Layer 3D . Layer 4View AnswerAnswer: C Explanation: An IP header can be found at the third layer of the OSI model, also known as the network layer....
Which of the following subnets should the technician use?
A network technician is manually configuring the network settings for a new device and is told the network block is 192.168.0.0/20. Which of the following subnets should the technician use?A . 255.255.128.0B . 255.255.192.0C . 255.255.240.0D . 255.255.248.0View AnswerAnswer: C Explanation: A subnet mask is a binary number that indicates...
Which of the following devices would be used to manage a corporate WLAN?
Which of the following devices would be used to manage a corporate WLAN?A . A wireless NASB . A wireless bridgeC . A wireless routerD . A wireless controllerView AnswerAnswer: D Explanation: A wireless controller is used to manage a corporate WLAN, providing centralized management and configuration of access points....
Which of the following is the physical topology for an Ethernet LAN?
Which of the following is the physical topology for an Ethernet LAN?A . BusB . RingC . MeshD . StarView AnswerAnswer: D Explanation: In a star topology, all devices on a network connect to a central hub or switch, which acts as a common connection point. Ethernet LANs typically use...
According to troubleshooting methodology, which of the following should the technician do NEXT after determining the most likely probable cause of an issue?
According to troubleshooting methodology, which of the following should the technician do NEXT after determining the most likely probable cause of an issue?A . Establish a plan of action to resolve the issue and identify potential effectsB . Verify full system functionality and, if applicable, implement preventive measuresC . Implement...
Which of the following is the LARGEST MTU for a standard Ethernet frame?
Which of the following is the LARGEST MTU for a standard Ethernet frame?A . 1452B . 1492C . 1500D . 2304View AnswerAnswer: C Explanation: The maximum transmission unit (MTU) is the largest size of a data packet that can be transmitted over a network. A standard Ethernet frame supports an...
Which of the following TCP ports is used by the Windows OS for file sharing?
Which of the following TCP ports is used by the Windows OS for file sharing?A . 53B . 389C . 445D . 1433View AnswerAnswer: C Explanation: TCP port 445 is used by the Windows OS for file sharing. It is also known as SMB (Server Message Block) or CIFS (Common...
Which of the following BEST describes this deployment?
A technician wants to deploy a new wireless network that comprises 30 WAPs installed throughout a three-story office building. All the APs will broadcast the same SSID for client access. Which of the following BEST describes this deployment?A . Extended service setB . Basic service setC . Unified service setD...
Which of the following can the administrator perform to resolve the issue?
Client devices cannot enter a network, and the network administrator determines the DHCP scope is exhausted. The administrator wants to avoid creating a new DHCP pool. Which of the following can the administrator perform to resolve the issue?A . Install load balancersB . Install more switchesC . Decrease the number...
Which of the following steps will MOST likely determine the cause of the issue?
Wireless users are reporting intermittent internet connectivity. Connectivity is restored when the users disconnect and reconnect, utilizing the web authentication process each time. The network administrator can see the devices connected to the APs at all times. Which of the following steps will MOST likely determine the cause of the...
