CompTIA Server+ Real Exam Questions and Answers FREE SK0-005 Updated on Dec 21, 2021 [Q52-Q73]

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CompTIA Server+ SK0-005 Real Exam Questions and Answers FREE Updated on Dec 21, 2021

SK0-005 Ultimate Study Guide -  iPassleader


CompTIA SK0-005 Exam Syllabus Topics:

TopicDetails

Server Hardware Installation and Management - 18%

Given a scenario, install physical hardware.- Racking
  1. Enclosure sizes
  2. Unit sizes
    - 1U, 2U, 3U, etc.
  3. Rack layout
    - Cooling management
    - Safety
    1. Proper lifting techniques
    2. Rack balancing
    3. Floor load limitations
    - Power distribution unit (PDU)
    - Keyboard-video-mouse (KVM) placement
    - Rail kits

- Power cabling

  1. Redundant power
    - Uninterruptible power supply (UPS)
    - Separate circuits
    - Separate providers
  2. Power connector types
  3. Cable management

- Network cabling

  1. Redundant networking
  2. Twisted pair
  3. Fiber
    - SC
    - LC
    - Single mode
    - Multimode
  4. Gigabit
  5. 10 GigE
  6. Small form factor pluggable (SFP)
  7. SFP+
  8. Quad small form factor pluggable (QSFP)
  9. Cable management

- Server chassis types

  1. Tower
  2. Rack mount
  3. Blade enclosure

- Server components

  1. Hardware compatibility list (HCL)
  2. Central processing unit (CPU)
  3. Graphics processing unit (GPU)
  4. Memory
  5. Bus types
  6. Interface types
  7. Expansion cards
Given a scenario, deploy and manage storage.- RAID levels and types
  1. 0
  2. 1
  3. 5
  4. 6
  5. 10
  6. Just a bunch of disks (JBOD)
  7. Hardware vs. software

- Capacity planning
- Hard drive media types

  1. Solid state drive (SSD)
    - Wear factors
    1. Read intensive
    2. Write intensive
  2. Hard disk drive (HDD)
    - Rotations per minute (RPM)
    1. 15,000
    2. 10,000
    3. 7,200
  3. Hybrid

- Interface types

  1. Serial attached SCSI (SAS)
  2. Serial ATA (SATA)
  3. Peripheral component interconnect (PCI)
  4. External serial advanced technology attachment (eSATA)
  5. Universal serial bus (USB)
  6. Secure digital (SD)

- Shared storage

  1. Network attached storage (NAS)
    - Network file system (NFS)
    - Common Internet file system (CIFS)
  2. Storage area network (SAN)
    - Internet small computer systems interface (iSCSI)
    - Fibre Channel
    - Fibre Channel over Ethernet (FCoE)
Given a scenario, perform server hardware maintenance.- Out-of-band management
  1. Remote drive access
  2. Remote console access
  3. Remote power on/off
  4. Internet protocol keyboard-video-mouse (IP KVM)

- Local hardware administration

  1. Keyboard-video-mouse (KVM)
  2. Crash cart
  3. Virtual administration console
  4. Serial connectivity
  5. Console connections

- Components

  1. Firmware upgrades

- Drives
- Hot-swappable hardware

  1. Drives
  2. Cages
  3. Cards
  4. Power supplies
  5. Fans

- Basic input/output system (BIOS)/Unified Extensible Firmware Interface (UEFI)

Server Administration - 30%

Given a scenario, install server operating systems.- Minimum operating system (OS) requirements
- Hardware compatibility list (HCL)
- Installations
  1. Graphical user interface (GUI)
  2. Core
  3. Bare metal
  4. Virtualized
  5. Remote
  6. Slip streamed/unattended
    - Scripted installations
    - Additional drivers
    - Additional applications and utilities
    - Patches
  7. Media installation type
    - Network
    - Optical
    - Universal serial bus (USB)
    - Embedded
  8. Imaging
    - Cloning
    1. Virtual machine (VM) cloning
    2. Physical clones
    3. Template deployment
    4. Physical to virtual (P2V)

- Partition and volume types

  1. Global partition table (GPT) vs. master boot record (MBR)
  2. Dynamic disk
  3. Logical volume management (LVM)

- File system types

  1. ext4
  2. New technology file system (NTFS)
  3. VMware file system (VMFS)
  4. Resilient file system (ReFS)
  5. Z file system (ZFS)
Given a scenario, configure servers to use network infrastructure services.- IP configuration
- Virtual local area network (VLAN)
- Default gateways
- Name resolution
  1. Domain name service (DNS)
  2. Fully qualified domain name (FQDN)
  3. Hosts file

- Addressing protocols

  1. IPv4
    - Request for comments (RFC) 1918 address spaces
  2. IPv6

- Firewall

  1. Ports

- Static vs. dynamic

  1. Dynamic host configuration protocol (DHCP)

- MAC addresses

Given a scenario, configure and maintain server functions and features.- Server roles requirements
  1. Print
  2. Database
  3. File
  4. Web
  5. Application
  6. Messaging
  7. Baselining
    - Documentation
    - Performance metrics

- Directory connectivity
- Storage management

  1. Formatting
  2. Connectivity
  3. Provisioning
  4. Partitioning
  5. Page/swap/scratch location and size
  6. Disk quotas
  7. Compression
  8. Deduplication

- Monitoring

  1. Uptime
  2. Thresholds
  3. Performance
    - Memory
    - Disk
    1. Input output operations per second (IOPS)
    2. Capacity vs. utilization
    - Network
    - Central processing unit (CPU)
  4. Event logs
    - Configuration
    - Shipping
    - Alerting
    - Reporting
    - Retention
    - Rotation

- Data migration and transfer

  1. Infiltration
  2. Exfiltration
  3. Disparate OS data transfer
    - Robocopy
    - File transfer
    - Fast copy
    - Secure copy protocol (SCP)

- Administrative interfaces

  1. Console
  2. Remote desktop
  3. Secure shell (SSH)
  4. Web interface
Explain the key concepts of high availability for servers.- Clustering
  1. Active-active
  2. Active-passive
  3. Failover
  4. Failback
  5. Proper patching procedures
  6. Heartbeat

- Fault tolerance

  1. Server-level redundancy vs. component redundancy

- Redundant server network infrastructure

  1. Load balancing
    - Software vs. hardware
    - Round robin
    - Most recently used (MRU)
  2. Network interface card (NIC) teaming and redundancy
    - Failover
    - Link aggregation
Summarize the purpose and operation of virtualization.- Host vs. guest
- Virtual networking
  1. Direct access (bridged)
  2. Network address translation (NAT)
  3. vNICs
  4. Virtual switches

- Resource allocation and provisioning

  1. CPU
  2. Memory
  3. Disk
  4. NIC
  5. Overprovisioning
  6. Scalability

- Management interfaces for virtual machines
- Cloud models

  1. Public
  2. Private
  3. Hybrid
Summarize scripting basics for server administration.- Script types
  1. Bash
  2. Batch
  3. PowerShell
  4. Virtual basic script (VBS)

- Environment variables
- Comment syntax
- Basic script constructs

  1. Loops
  2. Variables
  3. Conditionals
  4. Comparators

- Basic data types

  1. Integers
  2. Strings
  3. Arrays

- Common server administration scripting tasks

  1. Startup
  2. Shut down
  3. Service
  4. Login
  5. Account creation
  6. Bootstrap
Explain the importance of asset management and documentation.- Asset management
  1. Labeling
  2. Warranty
  3. Leased vs. owned devices
  4. Life-cycle management
    - Procurement
    - Usage
    - End of life
    - Disposal/recycling
  5. Inventory
    - Make
    - Model
    - Serial number
    - Asset tag

- Documentation management

  1. Updates
  2. Service manuals
  3. Architecture diagrams
  4. Infrastructure diagrams
  5. Workflow diagrams
  6. Recovery processes
  7. Baselines
  8. Change management
  9. Server configurations
  10. Company policies and procedures
    - Business impact analysis (BIA)
    - Mean time between failure (MTBF)
    - Mean time to recover (MTTR)
    - Recovery point objective (RPO)
    - Recovery time objective (RTO)
    - Service level agreement (SLA)
    - Uptime requirements

- Document availability
- Secure storage of sensitive documentation

Explain licensing concepts.- Models
  1. Per-instance
  2. Per-concurrent user
  3. Per-server
  4. Per-socket
  5. Per-core
  6. Site-based
  7. Physical vs. virtual
  8. Node-locked
  9. Signatures

- Open source
- Subscription
- License vs. maintenance and support
- Volume licensing
- License count validation

  1. True up

- Version compatibility

  1. Backward compatible
  2. Forward compatible

Security and Disaster Recovery - 24%

Summarize data security concepts.- Encryption paradigms
  1. Data at rest
  2. Data in transit

- Retention policies
- Data storage

  1. Physical location storage
  2. Off-site vs. on-site

- UEFI/BIOS passwords
- Bootloader passwords
- Business impact

  1. Data value prioritization
  2. Life-cycle management
  3. Cost of security vs. risk and/or replacement
Summarize physical security concepts.- Physical access controls
  1. Bollards
  2. Architectural reinforcements
    - Signal blocking
    - Reflective glass
    - Datacenter camouflage
  3. Fencing
  4. Security guards
  5. Security cameras
  6. Locks
    - Biometric
    - Radio frequency identification (RFID)
    - Card readers
    - Mantraps
    - Safes

- Environmental controls

  1. Fire suppression
  2. Heating, ventilation, and cooling (HVAC)
  3. Sensors
Explain important concepts pertaining to identity and access management for server administration.- User accounts
- User groups
- Password policies
  1. Length
  2. Lockout
  3. Enforcement

- Permissions and access controls

  1. Role-based
  2. Rule-based
  3. Scope based
  4. Segregation of duties
  5. Delegation

- Auditing

  1. User activity
  2. Logins
  3. Group memberships
  4. Deletions

- Multifactor authentication (MFA)

  1. Something you know
  2. Something you have
  3. Something you are

- Single sign-on (SSO)

Explain data security risks and mitigation strategies.- Security risks
  1. Hardware failure
  2. Malware
  3. Data corruption
  4. Insider threats
  5. Theft
    - Data loss prevention (DLP)
    - Unwanted duplication
    - Unwanted publication
  6. Unwanted access methods
    - Backdoor
    - Social engineering
  7. Breaches
    - Identification
    - Disclosure

- Mitigation strategies

  1. Data monitoring
  2. Log analysis
    - Security information and event management (SIEM)
  3. Two-person integrity
    - Split encryption keys tokens
    - Separation of roles
  4. Regulatory constraints
    - Governmental
    - Individually privileged information
    1. Personally identifiable information (PII)
    2. Payment Card Industry DataSecurity Standard (PCI DSS)
  5. Legal considerations
    - Data retention
    - Subpoenas
Given a scenario, apply server hardening methods.- OS hardening
  1. Disable unused services
  2. Close unneeded ports
  3. Install only required software
  4. Apply driver updates
  5. Apply OS updates
  6. Firewall configuration

- Application hardening

  1. Install latest patches
  2. Disable unneeded services, roles, or features

- Host security

  1. Antivirus
  2. Anti-malware
  3. Host intrusion detection system (HIDS)/Host intrusion prevention system (HIPS)

- Hardware hardening

  1. Disable unneeded hardware
  2. Disable unneeded physical ports, devices, or functions
  3. Set BIOS password
  4. Set boot order

- Patching

  1. Testing
  2. Deployment
  3. Change management
Summarize proper server decommissioning concepts.- Proper removal procedures
  1. Company policies
  2. Verify non-utilization
  3. Documentation
    - Asset management
    - Change management

- Media destruction

  1. Disk wiping
  2. Physical
    - Degaussing
    - Shredding
    - Crushing
    - Incineration
  3. Purposes for media destruction

- Media retention requirements
- Cable remediation

  1. Power
  2. Networking

- Electronics recycling

  1. Internal vs. external
  2. Repurposing
Explain the importance of backups and restores.- Backup methods
  1. Full
  2. Synthetic full
  3. Incremental
  4. Differential
  5. Archive
  6. Open file
  7. Snapshot

- Backup frequency
- Media rotation
- Backup media types

  1. Tape
  2. Cloud
  3. Disk
  4. Print

- File-level vs. system-state backup
- Restore methods

  1. Overwrite
  2. Side by side
  3. Alternate location path

- Backup validation

  1. Media integrity
  2. Equipment
  3. Regular testing intervals

- Media inventory before restoration

Explain the importance of disaster recovery.- Site types
  1. Hot site
  2. Cold site
  3. Warm site
  4. Cloud
  5. Separate geographic locations

- Replication

  1. Constant
  2. Background
  3. Synchronous vs. asynchronous
  4. Application consistent
  5. File locking
  6. Mirroring
  7. Bidirectional

- Testing

  1. Tabletops
  2. Live failover
  3. Simulated failover
  4. Production vs. non-production

Troubleshooting - 28%


 

NEW QUESTION 52
A company's IDS has identified outbound traffic from one of the web servers coming over port 389 to an outside address. This server only hosts websites. The company's SOC administrator has asked a technician to harden this server. Which of the following would be the BEST way to complete this request?

  • A. Move traffic from port 389 to port 443
  • B. Enable port 389 for web traffic
  • C. Move traffic from port 389 to port 637
  • D. Disable port 389 on the server

Answer: C

Explanation:
Reference:
https://www.auditmypc.com/tcp-port-637.asp
https://docs.microsoft.com/en-us/answers/QUESTION NO:s/66908/is-port-389-on-ad-in-anyway-used-or-required- when.html

 

NEW QUESTION 53
A server administrator needs to keep a copy of an important fileshare that can be used to restore the share as quickly as possible. Which of the following is the BEST solution?

  • A. Create a snapshot of the fileshare
  • B. Copy the fileshare to an LTO-4 tape drive
  • C. Configure a new incremental backup job for the fileshare
  • D. Create an additional partition and move a copy of the fileshare

Answer: A

 

NEW QUESTION 54
A server technician has been asked to upload a few files from the internal web server to the internal FTP server. The technician logs in to the web server using PuTTY, but the connection to the FTP server fails. However, the FTP connection from the technician's workstation is successful. To troubleshoot the issue, the technician executes the following command on both the web server and the workstation:
ping ftp.acme.local
The IP address in the command output is different on each machine. Which of the following is the MOST likely reason for the connection failure?

  • A. A misconfigured firewall
  • B. A misconfigured hosts.allow file
  • C. A misconfigured hosts file
  • D. A misconfigured hosts.deny file

Answer: B

 

NEW QUESTION 55
A user cannot save large files to a directory on a Linux server that was accepting smaller files a few minutes ago. Which of the following commands should a technician use to identify the issue?

  • A. pvdisplay
  • B. fdisk -l
  • C. mount
  • D. df -h

Answer: D

 

NEW QUESTION 56
A server that recently received hardware upgrades has begun to experience random BSOD conditions. Which of the following are likely causes of the issue? (Choose two.)

  • A. Incorrectly seated memory
  • B. Incompatible disk speed
  • C. Data partition error
  • D. Overallocated memory
  • E. Uninitialized disk
  • F. Faulty memory

Answer: A,F

 

NEW QUESTION 57
A technician is installing a variety of servers in a rack. Which of the following is the BEST course of action for the technician to take while loading the rack?

  • A. Alternate the direction of the airflow
  • B. Place a UPS at the top of the rack
  • C. Leave 1U of space between each server
  • D. Install the heaviest server at the bottom of the rack

Answer: A

 

NEW QUESTION 58
A USB drive has been purchased to move files between Windows, *nix, and Macintosh servers. Which of the following filesystems is the BEST choice to ensure the drive can read and be written to by all of the servers?

  • A. NTFS
  • B. ext2
  • C. UFS
  • D. FAT32

Answer: D

 

NEW QUESTION 59
A server administrator needs to check remotely for unnecessary running services across 12 servers. Which of the following tools should the administrator use?

  • A. A sniffer
  • B. DLP
  • C. A port scanner
  • D. Anti-malware

Answer: C

 

NEW QUESTION 60
A server is performing slowly, and users are reporting issues connecting to the application on that server. Upon investigation, the server administrator notices several unauthorized services running on that server that are successfully communicating to an external site. Which of the following are MOST likely causing the issue?
(Choose two.)

  • A. The server is infected with a virus
  • B. The firewall rule for the server is misconfigured
  • C. Adware is installed on the users' devices
  • D. SELinux is enabled on the server
  • E. Intrusion detection is enabled on the network
  • F. Unnecessary services are disabled on the server

Answer: A,C

 

NEW QUESTION 61
A technician is connecting a server's secondary NIC to a separate network. The technician connects the cable to the switch but then does not see any link lights on the NIC. The technician confirms there is nothing wrong on the network or with the physical connection. Which of the following should the technician perform NEXT?

  • A. Restart the server
  • B. Enable the port on the server
  • C. Check the DHCP configuration
  • D. Configure the network on the server

Answer: B

 

NEW QUESTION 62
A server in a remote datacenter is no longer responsive. Which of the following is the BEST solution to investigate this failure?

  • A. Out-of-band management
  • B. Remote desktop
  • C. A Secure Shell connection
  • D. Access via a crash cart

Answer: C

Explanation:
Reference:
https://www.lantronix.com/wp-content/uploads/pdf/Data_Center_Mgmt_WP.pdf

 

NEW QUESTION 63
A security analyst suspects a remote server is running vulnerable network applications. The analyst does not have administrative credentials for the server. Which of the following would MOST likely help the analyst determine if the applications are running?

  • A. A sniffer
  • B. Anti-malware
  • C. A port scanner
  • D. User account control

Answer: D

Explanation:
Reference:
https://www.sciencedirect.com/topics/computer-science/administrative-credential

 

NEW QUESTION 64
A technician needs to deploy an operating system that would optimize server resources. Which of the following server installation methods would BEST meet this requirement?

  • A. GUI
  • B. Full
  • C. Core
  • D. Bare metal

Answer: C

Explanation:
Reference:
https://docs.microsoft.com/en-us/windows-server/administration/performance-tuning/hardware/

 

NEW QUESTION 65
A server administrator wants to run a performance monitor for optimal system utilization. Which of the following metrics can the administrator use for monitoring? (Choose two.)

  • A. Application
  • B. Services
  • C. Memory
  • D. Page file
  • E. Heartbeat
  • F. CPU

Answer: C,F

 

NEW QUESTION 66
A company has implemented a requirement to encrypt all the hard drives on its servers as part of a data loss prevention strategy. Which of the following should the company also perform as a data loss prevention method?

  • A. Implement port security on the switches
  • B. Encrypt all network traffic
  • C. Implement MFA on all the servers with encrypted data
  • D. Block the servers from using an encrypted USB

Answer: A

 

NEW QUESTION 67
Which of the following describes the installation of an OS contained entirely within another OS installation?

  • A. Guest
  • B. Bridge
  • C. Host
  • D. Hypervisor

Answer: D

 

NEW QUESTION 68
Which of the following access control methodologies can be described BEST as allowing a user the least access based on the jobs the user needs to perform?

  • A. Rule-based
  • B. Role-based
  • C. Scope-based
  • D. Location-based

Answer: B

 

NEW QUESTION 69
A technician needs to provide a VM with high availability. Which of the following actions should the technician take to complete this task as efficiently as possible?

  • A. Take a snapshot of the original VM
  • B. Perform a P2V of the original VM
  • C. Clone the original VM
  • D. Convert the original VM to use dynamic disks

Answer: A

Explanation:
Reference:
https://forsenergy.com/en-us/virtual_help/html/1325909c-5878-4674-a152-3fd3d4e8e3c6.htm

 

NEW QUESTION 70
After configuring IP networking on a newly commissioned server, a server administrator installs a straight- through network cable from the patch panel to the switch. The administrator then returns to the server to test network connectivity using the ping command. The partial output of the ping and ipconfig commands are displayed below:

The administrator returns to the switch and notices an amber link light on the port where the server is connected. Which of the following is the MOST likely reason for the lack of network connectivity?

  • A. An improper VLAN configuration
  • B. Network port security
  • C. A misconfigured DHCP server
  • D. A misconfigured NIC on the server

Answer: D

 

NEW QUESTION 71
A server administrator mounted a new hard disk on a Linux system with a mount point of /newdisk. It was later determined that users were unable to create directories or files on the new mount point. Which of the following commands would successfully mount the drive with the required parameters?

  • A. echo /newdisk >> /etc/fstab
  • B. mount -a
  • C. mount -o remount, rw /newdisk
  • D. net use /newdisk

Answer: C

Explanation:
Reference:
https://unix.stackexchange.com/QUESTION NO:s/149399/how-to-remount-as-read-write-a-specific-mount-of-device

 

NEW QUESTION 72
Which of the following allows for a connection of devices to both sides inside of a blade enclosure?

  • A. Midplane
  • B. Passive backplane
  • C. Management module
  • D. Active backplane

Answer: A

 

NEW QUESTION 73
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