DES-4121 Online Practice Questions and Answers

A technician needs to replace a server component with orange tabs/releases. Which set of paired steps should the technician take to complete this task?

A. Power off the server Apply anti-static procedures

B. Remove power cables Cold swap the component

C. Cold swap the component Apply anti-static procedures

D. Hot swap the component Apply anti-static procedures

What can a technician do to ensure that no malicious code can be introduced into any of the servers through physical access?

A. Set USB 3.0 to disabled

B. Set Secure Boot Policy to enabled

C. Set User Accessible Ports to disabled

D. Set UEFI Variable Acces to disabled

A technician needs to repurpose a server. What should they do to prepare the server for its new role?

A. Boot into F10, select System Erase, and press "Y" to confirm erase

B. Enable Delete All Settings in the iDRAC Troubleshooting section

C. Boot into F10, navigate to Retire or Repurpose Server, and Select Components to be cleared

D. Boot to Ctrl+S and perform Network Erase

A technician is changing the iDRAC IP address from the static IP address 10.37.125.88 to DHCP on the technician's PowerEdge R640 that does not have a front LCD. After completing this task, they are unable to determine which IP address was given to the iDRAC and they cannot reboot the server.

What method could the technician use to determine that IP address is assigned to the iDRAC?

A. Use the iDRAC Direct feature. Access iDRAC web GUI and determine the assigned IP address

B. Plug a monitor or KVM into the system. Reboot the server to view the assigned IP iDRAC address on the Dell boot up splash screen

C. Log in to the Lifecycle and check the iDRAC Settings.

D. Hold the system identification button down for more than 3 seconds to reset it back to the default static address 192.168.0.120

A server is being up as a VMware ESXi host. A technician needs to install the OS on an internal SD card. They install the SD card. However, during OS installation, the SD card is not visible.

What should the technician do to fix the issue?

A. Enable the SD card in the BIOS Settings

B. Format the SD card with an EXT3 partition before installation

C. Move the SD card from slot 2 to slot 1

D. Use Lifecycle Controller to install the SD card

A technician is sent-on-site to troubleshoot a server that reports errors during POST when rebooted. The following error message is displayed: "Correctable memory error rate exceeded for DIMM B4". The LCD is amber. The server has a limited maintenance window so the technician needs to troubleshoot efficiently.

What should the technician do?

A. Swap DIMM with A4 to narrow down the issue

B. Replace DIMM B4 as time is limited

C. Swap DIMM B4 with B2

D. Reseat all memory

A technician is configuring a PowerEdge R640 that has two PSUs. The rack in which it is being installed has two power distribution units (PDUs). No high power such as GPUs are required. The user wants as must redundancy protection as possible.

What is the best way to configure the PSUs?

A. Redundancy Mode set to 2+0 with each PSU power cord connected to a different PDU

B. Redundancy Mode set to1+1 with both PSU power cords connected to the same PDU

C. Redundancy Mode set to 1+1 with each PSU power cords connected to a different PDU

D. Redundancy Mode set to 1+0 with the second PSU stored nearby for quick replacement if the first PSU fails

A technician is completing initial firmware updates on a server. One of the updates is a power supply update. During the update process, the server powers off. When the technician hits the power button, they do not see any response from the server.

What is the cause of this issue?

A. Server lost power

B. Control panel or power button failed

C. Front power button is not operational during an update; the technician should use the rear power button.

D. PSU firmware may now be corrupted

A technician needs to install several firmware updates on a server. The server cannot be rebooted until the customer performs a routine reboot.

What method should the technician use?

A. Upload all the firmware revisions using the Lifecycle Controller and then click Install Next Reboot.

B. Upload all the firmware revisions using the iDRAC and then select install Non-Reboot Only

C. Compress all the firmware revisions into a zipped file then use the iDRAC to upload and select Install Next Reboot

D. Upload all the firmware revisions using the iDRAC and then click Install Next Reboot.

A technician has the ISO image of an OS that they need to install on a server in a remote location. They are already logged into the iDRAC. How should the technician install the OS?

A. Click Launch under the Virtual Console Preview, Select Next Boot, and choose Virtual CD/DVD/ISO

B. Click Launch under the Virtual Console Preview and then connect to Virtual Media

C. Click Launch under the Virtual Console Preview, reboot the server into F10, and start the Lifecycle Controller OS Deployment wizard

D. Click on Update and Rollback under Quick Launch Tasks