CompTIA CompTIA Certifications SK0-005 Questions & Answers

• Question 51:

  A systems administrator recently upgraded the memory in a server, and now the server does not turn on, and nothing is displayed on the screen. Which of the following is the NEXT step the administrator should take to diagnose the error without opening the machine?

  A. Perform a cold reboot.

  B. Listen for POST code beeps.

  C. Call technical support.

  D. Check the monitor connection.

  Correct Answer: B

• Question 52:

  A systems administrator is attempting to install a package on a server. After downloading the package from the internet and trying to launch it, the installation is blocked by the antivirus on the server. Which of the following must be completed before launching the installation package again?

  A. Creating an exclusion to the antivirus for the application

  B. Disabling real-time scanning by the antivirus

  C. Validating the checksum for the downloaded installation package

  D. Checking for corruption of the downloaded installation package

  Correct Answer: A

• Question 53:

  Following a recent power outage, a server in the data center 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 date 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 CMOS battery failure.

  C. The server requires OS updates.

  D. The server has a malfunctioning LED panel.

  E. The servers have NTP configured.

  F. CPU frequency scaling is set too high.

  Correct Answer: AB

• Question 54:

  The management team has mandated the encryption of all server administration traffic. Which of the following should MOST likely be implemented?

  A. SSH

  B. VPN

  C. SELinux

  D. FTPS

  Correct Answer: A

  SSH stands for Secure Shell and it is a network protocol that provides encrypted and authenticated communication between two hosts. SSH can be used to remotely access and administer a server using a command-line interface or a

  graphical user interface. SSH can ensure the encryption of all server administration traffic, which can prevent eavesdropping, tampering, or spoofing by unauthorized parties.

  References:

  https://www.comptia.org/training/resources/exam-objectives/comptia-server-sk0-005-exam-objectives (Objective 2.4)

• Question 55:

  An administrator has been asked to deploy a database server that provides the highest performance with fault tolerance. Which of the following RAID levels will fulfill this request?

  A. RAID 0

  B. RAID 1

  C. RAID 5

  D. RAID 6

  E. RAID 10

  Correct Answer: E

• Question 56:

  An administrator is alerted to an issue with server hardware deployed as a virtualization host. The alert indicates a predictive failure in a DIMM module. Which of the following is the BEST action for the administrator to take?

  A. Replace the failed module during the next scheduled downtime.

  B. Hot swap the failed module immediately.

  C. Schedule an outage to replace the failed module immediately.

  D. Hot swap the failed module during the next scheduled downtime.

  Correct Answer: A

• Question 57:

  A data center has 4U rack servers that need to be replaced using VMs but without losing any data. Which of the following methods will MOST likely be used to replace these servers?

  A. VMFS

  B. Unattended scripted OS installation

  C. P2V

  D. VM cloning

  Correct Answer: C

• Question 58:

  An administrator is troubleshooting an application performance issue on a virtual server with two vCPUs. The application performance logs indicate CPU contention. The administrator adds more vCPU cores to the VM, yet the issue persists. Which of the following is the MOST likely reason for this issue?

  A. The server has high page utilization.

  B. The server has high disk latency.

  C. The application is single-threaded.

  D. The application cannot be virtualized.

  Correct Answer: C

• Question 59:

  A server administrator is taking advantage of all the available bandwidth of the four NICs on the server. Which of the following NIC-teaming technologies should the server administrator utilize?

  A. Fail over

  B. Fault tolerance

  C. Load balancing

  D. Link aggregation

  Correct Answer: D

• Question 60:

  A technician is working on a Linux server and is trying to access another server over the network. The technician gets server not found messages when trying to execute ping servername but no error messages when using ping servername.domain.com. Which of the following should the technician do to resolve the error?

  A. Configure the domain search variable.

  B. Change the permissions on resolv.conf.

  C. Configure the DNS address.

  D. Modify nsswitch.conf.

  Correct Answer: A