Cisco 800-150 Dumps Questions [2026] Pass for 800-150 Exam
Updated Cisco Study Guide 800-150 Dumps Questions
Cisco 800-150 Exam Syllabus Topics:
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NEW QUESTION # 51
What is the primary reason for placing heavier devices toward the bottom of the rack when installing replacement hardware?
- A. To facilitate easier cable management
- B. To simplify device maintenance
- C. To improve air circulation
- D. To maintain rack stability
Answer: D
Explanation:
The primary reason for placing heavier equipment, such as UPS units or core switches, at the bottom of a rack is to maintain stability. A lower center of gravity reduces the risk of tipping, especially when the rack is not yet bolted or braced.
This is a standard safety precaution in network hardware installation and is particularly important when racks are being serviced or relocated.
Reference:
The primary reason for placing heavier devices toward the bottom of the rack is to maintain rack stability. This helps ensure the rack remains balanced and prevents tipping, especially when multiple devices are installed.
NEW QUESTION # 52
Which common CLI command is used to install Cisco NX-OS Software?
- A. install kickstart
- B. copy tftp: running-config
- C. install all
- D. boot system
Answer: C
Explanation:
The install all command is the standard method used to install or upgrade Cisco NX-OS software on Nexus switches. This command streamlines the installation process by automating tasks such as verifying the software image, checking for compatibility, and managing the installation of optional packages or SMUs (Software Maintenance Upgrades). It ensures a comprehensive and efficient upgrade process, minimizing the potential for errors.Cisco In contrast:
copy tftp: running-config is used to copy configuration files, not software images.
install kickstart is an outdated command from earlier NX-OS versions.
boot system sets the boot variable but does not handle the full installation process.
NEW QUESTION # 53
Which hardware platform is Cisco UnifiedCommunications Manager typically deployed on?
- A. Cisco Catalyst switches
- B. Cisco ASR routers
- C. Cisco UCS C-Series servers
- D. Cisco ISR routers
Answer: C
Explanation:
Cisco Unified Communications Manager (CUCM) is typically deployed onCisco UCS C-Series servers.
These rack-mount servers provide the necessary computing resources to support CUCM's call control and session management functions in enterprise environments. The UCS C-Series servers offer scalability, reliability, and integration capabilities essential for unified communications deployments.
Options A (Cisco ASR routers), B (Cisco Catalyst switches), and C (Cisco ISR routers) are networking devices designed for routing and switching functions and are not intended as platforms for deploying CUCM.
Reference:Supporting Cisco Devices for Field Technicians (FLDTEC) - Cisco Equipment and Related Hardware
NEW QUESTION # 54
Drag and drop the Cisco collaboration components from the left onto the corresponding descriptions on the right.
Answer:
Explanation:
NEW QUESTION # 55
Drag and drop the steps of the boot sequence process of a Cisco device into order on the right.
Answer:
Explanation:
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NEW QUESTION # 56
Which two configuration parameters are most critical to ensure optimal performance when configuring a network port for a newly installed IP phone in an enterprise environment? (Choose two.)
- A. VLAN assignment
- B. Power over Ethernet
- C. QoS classification
- D. Spanning Tree Protocol
- E. Link aggregation
Answer: A,B
Explanation:
When configuring a network port for a newly installed IP phone, two critical parameters to ensure optimal performance are:
VLAN Assignment: Assigning the correct VLANs is essential for segregating voice and data traffic. Typically, a separate voice VLAN is configured to prioritize voice traffic and enhance security.
Power over Ethernet (PoE): PoE allows the switch to supply power to the IP phone over the same Ethernet cable used for data transmission. This eliminates the need for separate power supplies and simplifies installation.
While QoS classification (Option E) is important for prioritizing voice traffic, it is typically configured at a broader network level. Link aggregation (Option B) and Spanning Tree Protocol (Option C) are more relevant to network redundancy and loop prevention, respectively, and are not directly critical for the initial configuration of an IP phone port.
Reference:
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NEW QUESTION # 57
Drag and drop the failures from the left onto the responsible devices in the MDS field-replaceable unit on the right.
Answer:
Explanation:
NEW QUESTION # 58
What are the steps to mount a Cisco device in a rack?
- A. Ground the device.
Install mounting brackets.
Mount in rack. - B. Install mounting brackets.
Mount in rack.
Ground the device. - C. Install mounting brackets.
Ground the device.
Mount in rack. - D. Mount in rack.
Install mounting brackets.
Ground the device.
Answer: B
Explanation:
The correct sequence for mounting a Cisco device in a rack is:
* Install mounting brackets: Attach the appropriate rack-mount brackets to the sides of the device using the screws provided. This step prepares the device for secure installation in the rack.
* Mount in rack: Carefully place the device into the rack, aligning the brackets with the rack posts, and secure it using the appropriate rack-mount screws.
* Ground the device: After the device is securely mounted, connect the grounding wire to the chassis grounding point and then to the facility ground. This step ensures safety and compliance with electrical standards.
This sequence is recommended to ensure both the physical security of the device and the safety of personnel during installation.
Reference:Supporting Cisco Devices for Field Technicians (FLDTEC) - Cisco Equipment and Related Hardware
NEW QUESTION # 59
Drag and drop the Cisco NX-OS components from the left onto the corresponding descriptions on the right.
Answer:
Explanation:
NEW QUESTION # 60
What is the primary purpose of changing the configuration register when performing password recovery?
- A. To erase the entire configuration
- B. To ignore the startup configuration
- C. To enable advanced debugging features
- D. To unlock all user accounts
Answer: B
Explanation:
During password recovery on Cisco devices, the configuration register is modified to instruct the device to bypass the startup configuration stored in NVRAM. This allows administrators to access the device without being prompted for existing passwords. The standard procedure involves changing the configuration register value to0x2142, which tells the device to ignore the startup configuration during the next boot. Once access is gained, the administrator can reset passwords and then restore the original configuration by resetting the configuration register to its default value, typically0x2102.
Reference:Supporting Cisco Devices for Field Technicians (FLDTEC) - Troubleshooting Methodologies
NEW QUESTION # 61
Which two components are accessed by removing the chassis cover on Cisco Catalyst 8000 Series Edge platforms? (Choose two.)
- A. SSDs
- B. Transceivers
- C. Network Interface Modules
- D. DIMMs
- E. Fan trays
Answer: A,D
Explanation:
On Cisco Catalyst 8000 Series Edge platforms, removing the chassis cover provides access to internal components such asDIMMs (Dual In-line Memory Modules)andSSDs (Solid-State Drives). These components are located internally and require the removal of the chassis cover for maintenance or replacement.
* DIMMsare used for system memory and are essential for the router's operation.
* SSDsprovide storage for system software and configurations.
Other components likeNetwork Interface Modules (NIMs)andtransceiversare typically accessible externally and do not require chassis cover removal.
Reference:Supporting Cisco Devices for Field Technicians (FLDTEC) - Cisco Equipment and Related Hardware
NEW QUESTION # 62
What is the purpose of the pre-service checklist in the endpoint replacement process?
- A. To test the functionality of the existing endpoint
- B. To ensure all necessary tools and personnel are available
- C. To verify the current configuration settings of the endpoint
- D. To gather information about the replacement unit
Answer: B
Explanation:
Apre-service checklistis a procedural step followed before replacing an endpoint. Its primary purpose is to confirm that all resources, tools,documentation, and personnel are in placeto execute the replacement efficiently and without delays.
It helps avoid service interruptions and ensures a smooth replacement by ensuring that every necessary component and action is accounted for ahead of time.
Reference:Supporting Cisco Devices for Field Technicians (FLDTEC) - Maintenance and RMA Procedures
NEW QUESTION # 63
Which term describes the physical range of radio frequency coverage provided by an access point in a wireless topology?
- A. Service Set Identifier (SSID)
- B. Wireless LAN Controller (WLC)
- C. Wireless LAN (WLAN)
- D. Basic Service Area (BSA)
Answer: D
Explanation:
In wireless networking, the Basic Service Area (BSA) refers to the physical area of radio frequency coverage provided by an access point (AP) in a Basic Service Set (BSS). The BSA defines the coverage area where wireless clients can connect to the network through the AP. The size and shape of a BSA depend on various factors, including the AP's transmit power, antenna type, and physical environment.
Option A, the Service Set Identifier (SSID), is the network name broadcast by the AP. Option C, Wireless LAN (WLAN), refers to the overall wireless network. Option D, Wireless LAN Controller (WLC), is a device that manages multiple APs in a network.
NEW QUESTION # 64
Drag and drop the virtualized data center components from the left onto the corresponding descriptions on the right.
Answer:
Explanation:
Explanation:
In theFLDTEC curriculum, Cisco emphasizes understanding of virtualized components in enterprise networks and UCS environments:
Virtual Switch- Operates within a hypervisor, replicates L2 behavior for inter-VM and external connectivity.
Type 1 Hypervisor- Also called "bare-metal," examples include VMware ESXi and Microsoft Hyper-V Core; optimized for data center performance.
Virtual Machine (VM)- A logical instance of a system that runs its own OS and apps, powered by virtualized CPU, RAM, and storage.
Type 2 Hypervisor- Runs atop an existing OS (e.g., VMware Workstation, VirtualBox), ideal for labs and dev/testing.
Mastering these definitions supports field technicians inUCS deployments, virtualization troubleshooting, and remote infrastructure diagnostics.
NEW QUESTION # 65
Refer to the exhibit.
Refer to the exhibit. What is the redundancy implementation in this Cisco UCS architecture?
- A. Redundancy is achieved through dual fabric interconnects, providing separate paths for FCoE, FC, and LAN traffic.
- B. Redundancy is limited to the uplink connections, with no failover capabilities between the fabric interconnects.
- C. The system uses a single point of connectivity, relying on internal redundancy within each UCS chassis.
- D. Redundancy is implemented at the chassis level only, with chassis 1 acting as a backup for chassis 2.
Answer: A
Explanation:
In the provided Cisco UCS architecture diagram, the infrastructure consists of:
Two Fabric Interconnects (A and B), each connecting to:
Ethernet (LAN)
Fibre Channel (FC)
FCoE (Fibre Channel over Ethernet)
Both Fabric Interconnects are independently connected to both Cisco UCS Chassis 1 and 2 through I/O Modules (IOMs).
This is the classic active-active UCS design, providing full path redundancy for all traffic types:
LAN uplinks are handled separately by Fabric Interconnect B.
SAN traffic is distributed through FC uplinks and FCoE uplinks via Fabric Interconnects A and B.
Each server in the chassis can fail over its traffic to the alternate fabric if one interconnect fails.
This architecture guarantees no single point of failure, which is essential in mission-critical environments like data centers and enterprise server farms.
NEW QUESTION # 66
Which two devices are most commonly used in a WAN environment? (Choose two.)
- A. Network interface cards
- B. Wireless access points
- C. Modems
- D. Optical fiber converters
- E. Hubs
Answer: C,D
Explanation:
In the context ofWide Area Networks (WANs), the key objective is to connect geographically separated networks using service provider infrastructure. The FLDTEC course emphasizes that WAN environments typically involve devices that can handle different physical transmission mediums and protocols.
Modems:
* Modulate and demodulate analog signals to digital signals.
* Used in WAN environments to connect over analog lines like DSL or leased lines.
* Essential for interfacing between digital routers and analog telephone networks.
Optical Fiber Converters:
* Also known asmedia converters, they are used to convert electrical signals to optical signals (and vice versa) for fiber transmission.
* Common in WAN scenarios where long-distance high-speed transmission over fiber is required.
Incorrect Options:
* A. Hubs: Obsolete Layer 1 devices used in LANs, not suitable for WANs.
* D. Network Interface Cards (NICs): Used in end devices for LAN connectivity.
* E. Wireless Access Points: Typically used in WLANs within local premises, not WAN infrastructure.
This aligns withCisco's WAN architecture fundamentalsas highlighted in FLDTEC under "Cisco Equipment and Related Hardware."
NEW QUESTION # 67
What is the purpose of a subnet mask?
- A. Determines the next-hop router
- B. Distinguishes the network and host segments
- C. Aids in route prioritization
- D. Provides encryption for network traffic
Answer: B
Explanation:
A subnet mask is a 32-bit number used in IP networking to divide an IP address into network and host portions. This division is crucial for routing traffic within and between networks. The subnet mask works in tandem with the IP address to identify which part of the address refers to the network and which part refers to the host. This distinction allows for efficient IP address allocation and routing.
For example, in the IP address 192.168.1.10 with a subnet mask of 255.255.255.0, the first three octets (192.168.1) represent the network portion, while the last octet (10) identifies the specific host within that network.
NEW QUESTION # 68
What is the purpose of the chassis in a blade server environment?
- A. To provide additional processing power
- B. To replace the need for network switches
- C. To house multiple servers
- D. To act as a storage array for the servers
Answer: C
Explanation:
In a blade server environment, the chassis serves as the enclosure that houses multiple blade servers. It provides shared power, cooling, and connectivity resources. Blade servers are compact server modules that insert into the chassis, and the shared infrastructure makes the entire system efficient in space, power, and management.
The chassis does not act as a switch or storage array itself but provides interconnects and sometimes integrated networking components.
NEW QUESTION # 69
What is the purpose of the packages.conf file in Install mode on Cisco IOS XE Software supported switches?
- A. It determines which software packages need to be loaded and in what order during boot up.
- B. It is used to extract the bin file during the installation process.
- C. It contains the entire bundled software image in a single file.
- D. It is a subdirectory in flash memory where individual software packages are stored.
Answer: A
Explanation:
InInstall mode, thepackages.conffile plays a crucial role in the boot process of Cisco IOS XE Software. It specifies the list of software packages to be loaded and the sequence in which they should be initialized during system startup. This file ensures that all necessary components are correctly loaded, providing a modular and flexible approach to software management.
Contrary to the other options:
* Thepackages.conffile does not extract the bin file; it references already extracted packages.
* It does not contain the entire bundled image; that's characteristic of Bundle mode.
* While it resides in the flash memory, it is not a subdirectory but a configuration file.
Reference:Supporting Cisco Devices for Field Technicians (FLDTEC) - Cisco IOS Software Basics
NEW QUESTION # 70
Which two features are managed by the hardware and software of the collaboration infrastructure? (Choose two.)
- A. Phone book administration
- B. Hosting large-scale databases
- C. Network bandwidthallocation
- D. Facilitating connections
- E. Supporting meeting experiences
Answer: D,E
Explanation:
The Cisco Collaboration Infrastructure is designed to support unified communications, video conferencing, and team collaboration through an integrated architecture involving both hardware (e.g., endpoints, media servers) and software (e.g., CUCM, Webex apps).
According to the FLDTEC course content under Cisco Collaboration Equipment and Infrastructure:
Facilitating Connections (C):
Cisco infrastructure components such as CUCM, Expressway, and Cisco Meeting Server enable real-time connections between users across voice, video, and messaging systems.
Supporting Meeting Experiences (E):
Devices such asWebex Boards, Room Kits, and Cisco Quad Cameras, in combination with platforms like Webex, provide immersive and seamless meeting experiences, supported by the infrastructure.
Incorrect Options:
A:Network bandwidth allocation: Typically managed by network QoS policies and WAN optimizations, not the collaboration infrastructure directly.
B:Hosting large-scale databases: Not a function of Cisco's collaboration system - this falls under data center or database server roles.
D:Phone book administration: Often a function within directory services or external LDAP integration, not a core collaboration infrastructure task.
NEW QUESTION # 71
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