CompTIA SK0-005 Online Practice Questions and Exam Preparation

CompTIA SK0-005 Online Questions & Answers

• Question 251:

  Which of the following refers to the requirements that dictate when to delete data backups?

  A. Retention policies
  B. Cloud security impact
  C. Off-site storage
  D. Life-cycle management
  A. Retention policies

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  Explanation

  Retention policies are the guidelines that dictate when to delete data backups based on operational or compliance needs. They specify how long, how, where, and in what format the data backups are stored, and who has authority over them. The other options are not directly related to the deletion of data backups.

  https://backup.ninja/news/Database-Backups-101-Backup-Retention-Policy-Considerations

• Question 252:

  An administrator is upgrading a group of legacy blade servers to the latest version of the hypervisor. After restarting the server, the upgrade is interrupted. The hypervisor is not available, and the update is not successful.

  Which of the following should the administrator do next to accomplish this upgrade?

  A. Change the upgrade to a new installation and overwrite the boot drive.
  B. Upgrade the blade server's firmware to support the new hypervisor.
  C. Increase the blade server's onboard RAM.
  D. Upgrade the blade server's hardware.
  B. Upgrade the blade server's firmware to support the new hypervisor.

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  Explanation

  Firmware incompatibility is a common issue when upgrading hypervisors, especially on legacy hardware. Upgrading the firmware ensures that the hardware is compatible with the new hypervisor version. This includes updating BIOS, RAID

  controllers, and network adapters to the latest supported versions.

  Option A: New installation:Risks data loss and is unnecessary if the issue is firmware- related.

  Option C: Increasing RAM:May enhance performance but does not resolve compatibility issues.

  Option D: Hardware upgrade:A last resort if firmware updates do not resolve the problem.

• Question 253:

  A technician is able to copy a file to a temporary folder on another partition but is unable to copy it to a network share or a USB flash drive. Which of the following is MOST likely preventing the file from being copied to certain locations?

  A. An ACL
  B. Antivirus
  C. DLP
  D. A firewall
  C. DLP

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  Explanation

• Question 254:

  A technician is troubleshooting a database server that has 12 external disk arrays. Multiple disks are in a degraded state. The server is in a remote colocation facility and has on-site support. The technician notices all of the external storage arrays are degraded, but the internal arrays are functional.

  Which of the following steps should the technician take next to quickly address this issue?

  A. Notify the users of the downtime and reboot the server from the RDP connection.
  B. Notify the management team about the issue and travel to the colocation site with spare disks and RAID controllers.
  C. Access the server with RDP and start the RAID utility software to rebuild the arrays.
  D. Restore the data for the affected disks and notify the users of the estimated recovery time.
  C. Access the server with RDP and start the RAID utility software to rebuild the arrays.

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  Explanation

  The external disk arrays being in a degraded state suggests a RAID failure or a communication issue with the storage system.

  The quickest and most effective solution is to access the RAID utility software remotely via Remote Desktop Protocol (RDP) to diagnose and potentially rebuild the degraded arrays.

  This avoids unnecessary downtime and delays caused by traveling to the site before attempting remote troubleshooting.

  If the RAID utility shows disk failures, the technician can coordinate with on-site staff for further action, such as replacing failed drives or performing additional recovery steps.

  References:

  CompTIA Server+ SK0-005 Official Study Guide

• Question 255:

  Network connectivity to a server was lost when it was pulled from the rack during maintenance. Which of the following should the server administrator use to prevent this situation in the future?

  A. Cable management
  B. Rail kits
  C. A wireless connection
  D. A power distribution unit
  A. Cable management

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  Explanation

  The server administrator should use cable management to prevent network connectivity loss when pulling a server from the rack during maintenance. Cable management is a practice of organizing and securing the cables that connect various devices and components in a system. Cable management can help improve airflow, reduce clutter, prevent tangling, and avoid accidental disconnection or damage of cables. Cable management can be done using various tools and techniques, such as cable ties, cable trays, cable labels, cable organizers, or cable ducts.

• Question 256:

  An administrator is researching the upcoming licensing software requirements for an application that usually requires very little technical support. Which of the following licensing models would be the LOWEST cost solution?

  A. Open-source
  B. Per CPU socket
  C. Per CPU core
  D. Enterprise agreement
  A. Open-source

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  Explanation

  Open-source software is software that is freely available and can be modified and distributed by anyone. It usually requires very little technical support and has no licensing fees. Therefore, it would be the lowest cost solution for an application that does not need much support.

  References: https://www.comptia.org/training/resources/exam-objectives/comptia-server-sk0-005-exam-objectives (Objective 2.3)

• Question 257:

  A server technician is configuring the IP address on a newly installed server. The documented configuration specifies using an IP address of 10.20.10.15 and a default gateway of 10.20.10.254. Which of the following subnet masks would be appropriate for this setup?

  A. 255.255.255.0
  B. 255.255.255.128
  C. 255.255.255.240
  D. 255.255.255.254
  A. 255.255.255.0

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  Explanation

  The administrator should use a subnet mask of 255.255.255.0 for this setup. A subnet mask is a binary number that defines how many bits of an IP address are used for the network portion and how many bits are used for the host portion. The network portion identifies the specific network that the IP address belongs to, while the host portion identifies the specific device within that network. The subnet mask is usually written in dotted decimal notation, where each octet represents eight bits of the binary number. A 1 in the binary number means that the corresponding bit in the IP address is part of the network portion, while a 0 means that it is part of the host portion. For example, a subnet mask of

  255.255.255.0 means that the first 24 bits (three octets) of the IP address are used for the network portion and the last 8 bits (one octet) are used for the host portion. This subnet mask allows up to 254 hosts per network (2^8 - 2). In this case, the IP address of 10.20.10.15 and the default gateway of 10.20.10.254 belong to the same network of 10.20.10.0/24 (where /24 indicates the number of bits used for the network portion), which can be defined by using a subnet mask of

  255.255.255.0.

• Question 258:

  A server administrator created a new script and included the path to the script binary as the first line of the script. Which of the following scripting languages did the administrator most likely use?

  A. Batch
  B. Java
  C. Bash
  D. PowerShell
  C. Bash

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  Explanation

  In Bash(a Unix/Linux shell scripting language), it is common to include theshebang (#!) followed by the path to the interpreter(e.g., #!/bin/bash) on the first line of the script. This tells the operating system which interpreter to use to execute the

  script. Bash (Answer C):Bash scripts often start with a shebang line that specifies the path to the binary (#!/bin/bash).

  Batch (Option A):Batch scripts (used in Windows) do not require a path to the interpreter on the first line.

  Java (Option B):Java is a compiled language, not a scripting language, so this does not apply.

  PowerShell (Option D):PowerShell scripts (.ps1 files) do not typically require specifying the interpreter path on the first line.

  This topic is related toSK0-005 Objective 1.1: Understand scripting basics and the use of interpreters.

• Question 259:

  A college is planning for disaster recovery and needs to have access at all times to student data, which contains PII (Personally Identifiable Information).

  Which of the following would be the most appropriate for the college?

  A. A warm site with private cloud backup
  B. A warm site with public cloud backup
  C. A cold site with public cloud backup
  D. A hot site with private cloud backup
  D. A hot site with private cloud backup

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  Explanation

  A hot site with private cloud backup is the most suitable for environments that require continuous access to critical data, like student data containing PII. A hot site is fully operational and ready to take over immediately in case of a disaster.

  Using aprivate cloud provides more control and security, which is important when handling sensitive data like PII.

  Hot site with private cloud backup (Answer D): This ensures minimal downtime and robust security, which is critical for handling PII. Warm site (Options A andamp; B): A warm site has some infrastructure ready but requires some setup before

  becoming operational, which introduces some delay. Cold site (Option C): A cold site has the least preparation and requires significant time to become operational, which would not meet the requirement for constant availability.

  This topic is addressed inSK0-005 Objective 4.1: Summarize disaster recovery methods and concepts.

• Question 260:

  Which of the following is the BEST action to perform before applying patches to one of the hosts in a high availability cluster?

  A. Disable the heartbeat network.
  B. Fallback cluster services.
  C. Set the cluster to active-active.
  D. Failover all VMs.
  D. Failover all VMs.

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  Explanation

  This is the best action to perform before applying patches to one of the hosts in a high availability cluster. A high availability cluster is a group of hosts that act like a single system and provide continuous uptime. A high availability cluster is often used for load balancing, backup, and failover purposes. Failover is a process of transferring workloads from one host to another in case of a failure or maintenance. By failing over all VMs (Virtual Machines) from the host that needs to be patched to another host in the cluster, the technician can ensure that there is no downtime or data loss during the patching process. Disabling the heartbeat network is not a good action to perform, as this would disrupt the communication and synchronization between the hosts in the cluster. Fallback cluster services is not a valid term, but it may refer to restoring cluster services after a failover, which is not relevant before applying patches. Setting the cluster to active- active is not a good action to perform, as this would increase the load on both hosts and reduce redundancy.

  References: https://www.howtogeek.com/190014/virtualization-basics-understanding-techniques-and-fundamentals/ https://www.howtogeek.com/428483/what-is-end-to-end-encryption-and-why-does-it-matter/