[Nov 21, 2021] Verified SK0-005 dumps and 92 unique questions [Q53-Q78]

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[Nov 21, 2021] Verified SK0-005 dumps and 92 unique questions

SK0-005 Dumps for Pass Guaranteed - Pass SK0-005 Exam 2021


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%


 

NEW QUESTION 53
Which of the following server types would benefit MOST from the use of a load balancer?

  • A. Web server
  • B. File server
  • C. DNS server
  • D. DHCP server

Answer: A

Explanation:
Reference:
https://www.dnsstuff.com/what-is-server-load-balancing

 

NEW QUESTION 54
A technician has been asked to check on a SAN. Upon arrival, the technician notices the red LED indicator shows a disk has failed. Which of the following should the technician do NEXT, given the disk is hot swappable?

  • A. Stop all connections to the volume
  • B. Replace the disk
  • C. Stop sharing the volume
  • D. Shut down the SAN

Answer: B

 

NEW QUESTION 55
An administrator recommends using a tower server in a small remote office. Which of the following should be added to the server to ensure continuous server operation?

  • A. UPS
  • B. Surge protector
  • C. Ground strap
  • D. PDU

Answer: A

 

NEW QUESTION 56
A server technician is installing a Windows server OS on a physical server. The specifications for the installation call for a 4TB data volume. To ensure the partition is available to the OS, the technician must verify the:

  • A. volume is spanned across multiple physical disk drives
  • B. volume is formatted as GPT
  • C. volume is formatted as MBR
  • D. hardware is UEFI compliant

Answer: D

 

NEW QUESTION 57
A systems administrator is attempting to connect via RDP to a server that is running Windows. However, the systems administrator cannot connect to the machine via RDP to reboot it and apply updates. Which of the following methods should be used to access the machine and perform a reboot if the server is not physically accessible?

  • A. SSH/SCP
  • B. TCP/IP
  • C. VNC/VPN
  • D. ILO/iDRAC

Answer: D

 

NEW QUESTION 58
Which of the following policies would be BEST to deter a brute-force login attack?

  • A. Account age threshold
  • B. Password reuse
  • C. Account lockout threshold
  • D. Password complexity

Answer: D

Explanation:
Reference:
https://sucuri.net/guides/what-is-brute-force-attack/

 

NEW QUESTION 59
Which of the following BEST describes the concept of right to downgrade?

  • A. It allows a previous version of an OS to be installed and covered by the same license as the newer version
  • B. It allows a server to run on fewer resources than what is outlined in the minimum requirements document without purchasing a license
  • C. It allows for a previous version of an OS to be deployed in a test environment for each current license that is purchased
  • D. It allows for the return of a new OS license if the newer OS is not compatible with the currently installed software and is returning to the previously used OS

Answer: B

 

NEW QUESTION 60
Which of the following should an administrator use to transfer log files from a Linux server to a Windows workstation?

  • A. SCP
  • B. Telnet
  • C. Robocopy
  • D. XCOPY

Answer: A

 

NEW QUESTION 61
Which of the following documents would be useful when trying to restore IT infrastructure operations after a non-planned interruption?

  • A. Business impact analysis
  • B. Service-level agreement
  • C. Business continuity plan
  • D. Disaster recovery plan

Answer: A

 

NEW QUESTION 62
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 63
A company deploys antivirus, anti-malware, and firewalls that can be assumed to be functioning properly. Which of the following is the MOST likely system vulnerability?

  • A. Insider threat
  • B. Two-person integrity
  • C. Open ports
  • D. Ransomware
  • E. Worms

Answer: A

 

NEW QUESTION 64
An administrator is configuring a server that will host a high-performance financial application. Which of the following disk types will serve this purpose?

  • A. SATA SSD
  • B. SAS SSD
  • C. SAS drive with 10000rpm
  • D. SATA drive with 15000rpm

Answer: B

Explanation:
Reference:
https://www.hp.com/us-en/shop/tech-takes/sas-vs-sata

 

NEW QUESTION 65
Following a recent power outage, a server in the datacenter has been constantly going offline and losing its configuration. Users have been experiencing access issues while using the application on the server. The server technician notices the data and time are incorrect when the server is online. All other servers are working. Which of the following would MOST likely cause this issue? (Choose two.)

  • A. The server has a faulty power supply
  • B. The server has a malfunctioning LED panel
  • C. The server requires OS updates
  • D. The server has a CMOS battery failure
  • E. The time synchronization service is disabled on the servers
  • F. The servers do not have NTP configured

Answer: C,E

 

NEW QUESTION 66
A systems administrator is performing maintenance on 12 Windows servers that are in different racks at a large datacenter. Which of the following would allow the administrator to perform maintenance on all 12 servers without having to physically be at each server? (Choose two.)

  • A. Remote drive access
  • B. IP KVM
  • C. Remote desktop
  • D. A crash cart
  • E. A virtual administration console
  • F. A console connection

Answer: B,C

Explanation:
Reference:
https://www.blackbox.be/en-be/page/27559/Resources/Technical-Resources/Black-Box-Explains/kvm/ Benefits-of-using-KVM-over-IP

 

NEW QUESTION 67
An administrator needs three distinct security zones in a company's network. Which of the following is the administrator MOST likely to implement?

  • A. A Layer 3 firewall
  • B. A circuit-based firewall
  • C. A web application firewall
  • D. Host-based firewalls

Answer: A

 

NEW QUESTION 68
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 69
Users in an office lost access to a file server following a short power outage. The server administrator noticed the server was powered off. Which of the following should the administrator do to prevent this situation in the future?

  • A. Connect the server to a UPS
  • B. Use cable management
  • C. Connect the server to a KVM
  • D. Connect the server to a redundant network

Answer: A

 

NEW QUESTION 70
A server administrator receives a report that Ann, a new user, is unable to save a file to her home directory on a server. The administrator checks Ann's home directory permissions and discovers the following:
dr-xr-xr-- /home/Ann
Which of the following commands should the administrator use to resolve the issue without granting unnecessary permissions?

  • A. chmod 777 /home/Ann
  • B. chmod 711 /home/Ann
  • C. chmod 754 /home/Ann
  • D. chmod 666 /home/Ann

Answer: C

Explanation:
Reference:
https://linuxize.com/post/what-does-chmod-777-mean/

 

NEW QUESTION 71
A technician recently upgraded several pieces of firmware on a server. Ever since the technician rebooted the server, it no longer communicates with the network. Which of the following should the technician do FIRST to return the server to service as soon as possible?

  • A. Replace the NIC
  • B. Reseat the NIC
  • C. Make sure the NIC is on the HCL
  • D. Downgrade the NIC firmware

Answer: D

 

NEW QUESTION 72
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 73
Which of the following backup types only records changes to the data blocks on a virtual machine?

  • A. Synthetic full
  • B. Incremental
  • C. Snapshot
  • D. Differential

Answer: B

 

NEW QUESTION 74
Which of the following is the MOST appropriate scripting language to use for a logon script for a Linux box?

  • A. PowerShell
  • B. Batch
  • C. VBS
  • D. Shell
  • E. Java

Answer: C

Explanation:
Reference:
https://redmondmag.com/articles/2016/02/09/logon-scripts-for-active-directory.aspx

 

NEW QUESTION 75
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 76
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 77
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 78
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