View Full CompTIA Server+ SK0-005 Exam Dumps and Practice Test Dumps

 

Question 341.

Which component monitors server temperatures and fan conditions independently of applications?

1. Hardware monitoring sensor
2. Web application pool
3. Database connection broker
4. File indexing service

Correct Answer: 1

Explanation:

Hardware monitoring sensors collect physical operating information such as temperature, fan speed, voltage, and sometimes chassis intrusion status. These sensors provide administrators with visibility into the server’s physical condition and can trigger alerts when values exceed configured thresholds. Monitoring hardware conditions is important because overheating or abnormal voltage can cause instability, degraded performance, or component damage. Application pools, database brokers, and file indexing services operate at higher software layers and do not directly measure physical server conditions. In enterprise environments, hardware monitoring information can be integrated with management platforms so administrators receive alerts before environmental problems develop into serious service interruptions.

Question 342.

What is the main purpose of a server hardware compatibility list?

1. To document employee permissions
2. To identify supported hardware combinations
3. To record backup retention periods
4. To measure network response time

Correct Answer: 2

Explanation:

A hardware compatibility list identifies hardware components that have been tested or approved for use with a particular server platform, operating system, or software environment. It can include supported processors, memory modules, storage devices, controllers, adapters, and firmware versions. Using compatible components reduces the likelihood of installation problems and unexpected behavior after deployment. Employee permissions belong to identity management, backup retention belongs to data protection planning, and network response time is a performance metric. Administrators should consult vendor compatibility documentation before replacing or adding components, especially in systems with strict hardware requirements. Compatibility information can also help standardize procurement and simplify future maintenance.

Question 343.

Which maintenance activity removes accumulated dust that can restrict server airflow?

1. Updating user passwords
2. Rebuilding DNS records
3. Cleaning ventilation paths
4. Recreating storage volumes

Correct Answer: 3

Explanation:

Cleaning ventilation paths removes dust and debris that can obstruct air intake, exhaust openings, filters, and cooling assemblies. Restricted airflow can raise internal temperatures and force cooling fans to operate more aggressively. Persistent thermal stress can reduce component reliability and may eventually cause protective shutdowns. Maintenance should follow the equipment manufacturer’s procedures and appropriate safety practices. Password updates, DNS record changes, and storage-volume recreation address completely different administrative requirements. Physical cleaning is particularly important in environments where airborne dust is significant or where servers operate continuously. Regular inspection and cleaning can help maintain effective cooling and reduce the likelihood of heat-related hardware problems.

Question 344.

Why should a server’s firmware be kept within the vendor-supported version range?

1. To guarantee unlimited storage capacity
2. To eliminate all software licensing requirements
3. To increase the number of network users automatically
4. To maintain hardware compatibility and supported behavior

Correct Answer: 4

Explanation:

Keeping firmware within the vendor-supported range helps ensure that the server’s hardware operates with documented and compatible firmware behavior. Firmware updates can address hardware defects, security issues, compatibility problems, and stability concerns. However, administrators should not update firmware blindly; release notes, compatibility requirements, dependencies, and rollback procedures should be reviewed first. Firmware does not automatically expand storage capacity, remove software licensing requirements, or increase the number of supported users. Maintaining a controlled firmware lifecycle also helps organizations keep systems consistent and makes troubleshooting easier because hardware is operating within a documented support boundary.

Question 345.

Which server design provides continued operation if one cooling fan fails?

1. Redundant cooling assembly
2. Single exhaust fan
3. Passive chassis vent
4. Manual airflow adjustment

Correct Answer: 1

Explanation:

A redundant cooling assembly uses multiple fans or cooling paths so that the failure of one cooling component does not immediately stop airflow through the server. Enterprise servers often use redundant fans that can be replaced while the system remains operational. This design improves availability because cooling continues while the failed component is serviced. A single exhaust fan represents a single point of failure, while passive vents depend on ambient airflow rather than providing active redundancy. Manual airflow adjustment is an operational action rather than a redundant design. Administrators should still replace failed fans promptly because redundancy is intended to provide temporary protection, not permanent operation with reduced cooling capacity.

Question 346.

Which power design allows a server to remain powered when one electrical feed becomes unavailable?

1. Shared extension arrangement
2. Dual independent power feeds
3. Single wall receptacle
4. Unmanaged power strip

Correct Answer: 2

Explanation:

Dual independent power feeds allow a server with multiple power supplies to receive electricity from separate electrical sources. If one feed fails, the remaining feed can continue supplying power, provided the server’s power architecture and load requirements support that configuration. This reduces dependence on a single electrical path and is common in high-availability environments. A shared extension arrangement or unmanaged power strip can introduce additional single points of failure, while a single wall receptacle provides no electrical-path redundancy. Administrators should verify that redundant feeds are actually connected to independent upstream circuits or power systems rather than simply using multiple outlets from the same underlying source.

Question 347.

What should be checked first when a newly installed NIC is not detected by the operating system?

1. User account expiration
2. Backup retention settings
3. Driver and hardware compatibility
4. DNS zone delegation

Correct Answer: 3

Explanation:

When a newly installed network interface card is not detected, checking hardware recognition and driver compatibility is an appropriate first troubleshooting step. Administrators can inspect firmware or hardware-management interfaces to determine whether the adapter is recognized at a lower level, then verify that the operating system has an appropriate driver. A disabled slot, unsupported adapter, firmware limitation, or incorrect driver can all prevent normal operation. User account settings, backup retention, and DNS delegation do not determine whether the operating system detects a physical network adapter. Troubleshooting should proceed from physical and firmware recognition toward operating-system configuration and finally network-level testing.

Question 348.

Which configuration provides a server with multiple network interfaces for improved availability?

1. Independent storage volumes
2. Separate DNS aliases
3. Multiple local user accounts
4. NIC teaming

Correct Answer: 4

Explanation:

NIC teaming combines multiple network interfaces into a logical network configuration to provide redundancy, and depending on the mode, may also distribute traffic. If one physical interface or associated connection fails, the remaining interface can continue providing connectivity. The exact capabilities depend on the operating system, drivers, switch configuration, and selected teaming mode. Separate DNS aliases do not provide physical network redundancy, while storage volumes and user accounts address unrelated resources. NIC teaming should be designed carefully because some modes require switch-side configuration. Administrators should also verify failover behavior through controlled testing rather than assuming that multiple installed interfaces automatically provide seamless redundancy.

Question 349.

Which server resource is most directly measured by memory pressure?

1. Available RAM demand
2. DNS query count
3. Network cable length
4. Storage shelf height

Correct Answer: 1

Explanation:

Memory pressure reflects the degree to which a system is struggling to satisfy active memory demands. High memory pressure can lead to paging, swapping, application slowdowns, or increased resource contention. Administrators can examine available memory, paging activity, working-set behavior, and other operating-system metrics to determine whether additional memory or workload optimization is required. DNS query volume, cable length, and storage shelf dimensions do not directly describe memory pressure. The important distinction is that memory pressure concerns demand for physical memory resources rather than simply measuring how much RAM is installed. Monitoring this condition can help identify performance issues before applications become severely constrained.

Question 350.

What does CPU utilization represent on a server?

1. The percentage of processor capacity being used
2. The number of installed storage devices
3. The amount of available network bandwidth
4. The physical size of the processor socket

Correct Answer: 3

Explanation:

CPU utilization represents how much processor capacity is being consumed by workloads over a measurement period. High utilization may indicate heavy application demand, inefficient processes, insufficient processor resources, or temporary workload spikes. Administrators should interpret CPU utilization alongside other metrics such as memory pressure, disk latency, queue depth, and virtualization scheduling indicators. A high percentage does not automatically mean that the server is malfunctioning because some workloads are expected to consume substantial processor capacity. Storage-device count, network bandwidth, and processor socket dimensions are separate characteristics. Proper performance analysis therefore considers CPU utilization as one part of a broader resource picture.

Question 351.

Which storage metric measures the number of input/output operations completed per second?

1. IOPS
2. Capacity ratio
3. Rack density
4. File count

Correct Answer: 1

Explanation:

IOPS stands for input/output operations per second and measures how many storage operations a system can perform within a given period. It is particularly useful for workloads involving many small reads and writes, such as databases or virtualization environments. IOPS differs from throughput, which measures the amount of data transferred over time. A storage system can have high throughput but relatively modest IOPS, or high IOPS with limited throughput depending on workload characteristics. Capacity describes how much data can be stored, while rack density and file count do not directly measure storage operation performance. Administrators should evaluate IOPS together with latency and workload patterns.

Question 352.

What does storage throughput primarily describe?

1. The time required to authenticate users
2. The volume of data transferred per unit of time
3. The number of storage volumes assigned
4. The physical width of a drive tray

Correct Answer: 2

Explanation:

Storage throughput describes the amount of data transferred during a specified period, commonly expressed in units such as MB/s or GB/s. It is useful for evaluating workloads that move large amounts of sequential data, including backups, media processing, and bulk transfers. Throughput differs from IOPS, which counts individual input/output operations, and latency, which measures how long an operation takes to receive a response. Authentication time, volume count, and drive-tray dimensions are unrelated to storage throughput. Performance analysis should consider workload characteristics because a system optimized for high sequential throughput may behave differently under workloads dominated by numerous small random operations.

Question 353.

Which cache policy acknowledges writes only after data reaches persistent storage?

1. Write-through caching
2. Read-ahead caching
3. Predictive buffering
4. Deferred synchronization

Correct Answer: 1

Explanation:

Write-through caching generally acknowledges a write after the data has been committed to the underlying persistent storage path. This approach can provide stronger protection against data loss caused by power interruption or cache failure, although it may introduce additional latency compared with write-back methods. Write-back caching can acknowledge writes earlier by temporarily holding data in cache, often relying on protected cache mechanisms to reduce risk. Read-ahead focuses on anticipating future read requests, while predictive buffering is a broader performance technique. Administrators must select cache policies based on workload requirements, storage-controller capabilities, and the organization’s tolerance for performance versus data-protection risk.

Question 354.

Which storage method distributes frequently accessed data onto faster media?

1. Disk mirroring
2. Volume labeling
3. Storage tiering
4. File renaming

Correct Answer: 3

Explanation:

Storage tiering places data on different classes of storage according to factors such as performance requirements, access frequency, cost, or policy. Frequently accessed data may be moved to faster media, while less active information can remain on slower and less expensive storage. This approach can improve performance without requiring every piece of data to reside on premium media. Disk mirroring primarily provides redundancy, volume labeling identifies storage resources, and file renaming changes object names. Tiering policies can be implemented manually or automatically depending on the storage platform. Administrators should monitor tiering behavior to ensure that workloads receive the expected performance benefits.

Question 355.

What is the purpose of SAN zoning?

1. To control communication between storage-fabric endpoints
2. To compress server memory
3. To assign application passwords
4. To resize operating-system partitions

Correct Answer: 1

Explanation:

SAN zoning controls which devices or ports within a storage network fabric are permitted to communicate. By restricting visibility between selected initiators and storage targets, zoning can reduce unnecessary connectivity and help isolate storage resources. It is commonly used alongside other controls such as LUN access policies. SAN zoning is different from filesystem permissions because it operates within the storage-network layer. Memory compression, password assignment, and partition resizing do not provide storage-fabric access control. Proper zoning design can also simplify troubleshooting by limiting the set of devices visible to a host and reducing unintended interactions between unrelated storage systems.

Question 356.

Which mechanism restricts a host’s access to specific storage LUNs?

1. DNS filtering
2. LUN access control
3. Password expiration
4. Network time synchronization

Correct Answer: 2

Explanation:

LUN access control restricts which logical storage units a particular host can access within a storage environment. This helps ensure that servers see only the storage resources assigned to them and reduces the risk of accidental or unauthorized access to unrelated data. In SAN environments, LUN access controls are commonly considered alongside zoning, authentication, and multipath configuration. DNS filtering controls name resolution behavior, password expiration governs account credentials, and time synchronization keeps system clocks aligned. Storage administrators should carefully document host-to-LUN mappings because incorrect assignments can cause unavailable volumes, unintended visibility, or potentially destructive access to another workload’s storage.

Question 357.

Which backup location provides physical separation from a production server room?

1. Off-site backup repository
2. Local temporary directory
3. Attached operating-system volume
4. Same-rack storage device

Correct Answer: 1

Explanation:

An off-site backup repository stores recovery data at a location physically separated from the production environment. This separation can protect backups from incidents that affect the primary server room, such as fire, flooding, equipment damage, or localized power failures. A local directory, attached operating-system volume, or same-rack storage device remains exposed to many of the same physical risks as the production system. Off-site storage does not automatically guarantee recoverability, so organizations should also consider backup integrity, encryption, retention, access controls, and restoration testing. Physical separation is nevertheless an important component of a resilient backup architecture.

Question 358.

What is the main benefit of an air-gapped backup copy?

1. Faster processor execution
2. Physical isolation from normal network access
3. Larger server memory capacity
4. Automatic DNS failover

Correct Answer: 2

Explanation:

An air-gapped backup copy is isolated from normal network connectivity, making it substantially harder for network-based threats to reach the backup system directly. This design can be valuable against attacks that attempt to compromise production systems and then move laterally into connected backup infrastructure. Air-gapped protection may involve removable media, disconnected storage, or specialized architectures that limit online exposure. It does not increase processor performance, expand physical memory, or provide DNS failover. The effectiveness of an air gap depends on operational procedures as well as technology, because administrators must ensure that the backup remains protected when it is temporarily connected for updates or restoration activities.

Question 359.

Which practice verifies that backups can actually be used for recovery?

1. Restore testing
2. Filename sorting
3. Storage labeling
4. Log compression

Correct Answer: 3

Explanation:

Restore testing verifies that backup data can be successfully recovered into a usable system or environment. A backup job completing successfully does not necessarily prove that the resulting data is complete, consistent, or recoverable. Testing may involve restoring individual files, application data, virtual machines, or complete systems depending on the recovery requirements. Filename sorting and storage labeling can improve organization but do not demonstrate recoverability. Log compression reduces storage requirements for logs and has no direct relationship to backup restoration. Regular restore testing can also reveal problems involving credentials, encryption keys, backup catalogs, dependencies, or incompatible recovery environments.

Question 360.

Which document identifies the services and systems that depend on a particular server?

1. Hardware purchase record
2. Visitor access sheet
3. Service dependency map
4. Storage inventory label

Correct Answer: 3

Explanation:

A service dependency map documents relationships between systems, applications, network services, databases, and infrastructure components. It can show which services rely on a particular server and what downstream systems may be affected if that server becomes unavailable. This information is valuable during maintenance, incident response, migration, and disaster recovery planning. A hardware purchase record documents procurement, a visitor sheet tracks physical access, and a storage label identifies equipment or media. Dependency mapping helps administrators understand the potential impact of changes before taking a system offline. Keeping these relationships current is important because undocumented dependencies can cause unexpected service interruptions during routine maintenance.