Interview

20 DISM (Deployment Image Servicing and Management) Interview Questions and Answers

Get ready to ace your DISM (Deployment Image Servicing and Management) interview with this comprehensive list of interview questions and answers.

DISM (Deployment Image Servicing and Management) is a powerful tool used to manage and deploy Windows operating systems. As a system administrator or IT professional, it is important to understand the DISM commands and how to use them to manage images. Being able to answer questions about DISM during an interview can help you demonstrate your knowledge and expertise in the field. In this article, we discuss some of the most common DISM interview questions and how you can best answer them.

DISM (Deployment Image Servicing and Management) Interview Questions and Answers

Here are 20 commonly asked DISM (Deployment Image Servicing and Management) interview questions and answers to prepare you for your interview:

1. What is DISM?

DISM (Deployment Image Servicing and Management) is a command-line tool used to service Windows images offline. It can be used to install, uninstall, configure, and update features and packages in an image. DISM also provides the ability to capture, modify, and apply Windows images. This makes it possible for administrators to manage both physical and virtual machines from one central location. Additionally, DISM can be used to repair corrupted system files, as well as create and maintain Windows Recovery Environment (WinRE). With DISM, users have access to a wide range of options that allow them to customize their Windows environment.

2. Can you give me some examples of real-world applications that use DISM?

DISM is a powerful tool that can be used in many different real-world applications. One example of its use is for deploying operating systems on multiple computers. DISM allows administrators to create an image of the operating system and then deploy it across multiple machines, saving time and effort. Additionally, DISM can be used to manage Windows features and components, such as drivers, language packs, and updates. This makes it easier for IT professionals to keep their systems up to date with the latest security patches and other important software updates. Finally, DISM can also be used to repair corrupted files or images, making it a valuable tool for troubleshooting issues.

3. What are some common uses for the “DISM /Get-WimInfo” command?

The “DISM /Get-WimInfo” command is a useful tool for managing Windows images. It can be used to view information about the contents of a Windows Imaging Format (WIM) file, such as its architecture, edition, and service pack level. This command can also be used to list all the indexes contained in a WIM file, which can then be used to mount or apply an image. Additionally, this command can be used to determine whether a particular package is included in a WIM file. Finally, it can be used to verify the integrity of a WIM file by comparing its checksum with that of another WIM file.

4. How can we check if a Windows image has been applied to a computer successfully?

Using DISM, one can check if a Windows image has been applied to a computer successfully. The first step is to open an elevated command prompt and type in the following command: “DISM /Online /Get-TargetedImageInfo”. This will provide information about the current state of the system, including whether or not the image was applied correctly.

The next step is to use the “/Verify” switch with the same command. This will verify that all components of the image have been installed properly. If any errors are found, they will be displayed in the output.

Finally, it is possible to use the “/CheckHealth” switch to check for any potential issues with the installation. This will scan the system for any corrupt files or other problems that may prevent the image from being applied correctly. If any issues are found, they will be reported in the output.

5. How do we get information about all the packages installed on an offline image using DISM?

Using DISM, one can get information about all the packages installed on an offline image. To do this, the user must first mount the offline image to a folder using the “dism /mount-wim” command. This will allow them to access the contents of the image and view the list of packages that are installed.

Once the image is mounted, the user can then use the “dism /get-packages” command to retrieve a list of all the packages installed in the image. This command will provide detailed information about each package, including its name, version number, architecture type, and installation state. The user can also use the “/format:table” switch to display the output in a tabular format for easier viewing.

Finally, the user can unmount the image by running the “dism /unmount-wim” command. This will ensure that any changes made to the image while it was mounted are saved before the image is removed from the system.

6. Is it possible to add and remove drivers from a mounted image using DISM? If yes, then how?

Yes, it is possible to add and remove drivers from a mounted image using DISM. To do this, the user must first mount the Windows image file (.wim) that contains the driver they wish to add or remove. This can be done by running the command “dism /mount-wim” followed by the path of the .wim file.

Once the image has been successfully mounted, the user can then use the “/add-driver” or “/remove-driver” option with the DISM command to add or remove the desired driver. For example, if the user wanted to add a driver called “mydriver.inf”, they would run the command “dism /image: /add-driver /driver:.inf”. Similarly, if the user wanted to remove a driver, they would run the command “dism /image: /remove-driver /driver:.inf”.

Finally, once the driver has been added or removed, the user should unmount the image by running the command “dism /unmount-wim” followed by the path of the .wim file. This will ensure that any changes made to the image are saved properly.

7. What’s the difference between committing changes to an online or offline image?

Committing changes to an online image is the process of making permanent modifications to a Windows operating system that is currently running. This can be done by using DISM commands such as /commit-image, which will apply any pending changes and make them permanent. Committing changes to an offline image involves modifying a Windows operating system that is not currently running. This requires mounting the image with DISM commands such as /mount-image, applying the desired changes, then unmounting the image with the command /unmount-image. Once the image has been unmounted, the changes are committed and become permanent.

8. Why would you want to mount an offline WIM file?

Mounting an offline WIM file is a great way to make changes to the Windows operating system without having to boot into it. This can be especially useful when troubleshooting or making modifications to the OS, as it allows for quick and easy access to the files and settings that need to be changed. Additionally, mounting an offline WIM file also makes it easier to deploy images across multiple machines, as all of the necessary components are already in place. Finally, mounting an offline WIM file can help reduce the amount of time needed to complete tasks such as software updates, driver installations, and other maintenance activities.

9. What happens when you try to apply an unattend answer file to an offline image?

When attempting to apply an unattend answer file to an offline image, the Deployment Image Servicing and Management (DISM) tool will first check if the image is valid. If it is not valid, then DISM will return an error message indicating that the image cannot be serviced. If the image is valid, then DISM will attempt to apply the unattend answer file to the image. This process involves reading the settings in the answer file and applying them to the image. Once this process is complete, DISM will report back whether or not the application of the answer file was successful.

10. What type of files can be used as source for applying updates in DISM?

DISM (Deployment Image Servicing and Management) is a tool used to service Windows images offline. It can be used to apply updates, drivers, language packs, and other features to an image. When applying updates with DISM, the source of the update must be specified. The type of files that can be used as sources for applying updates in DISM include Windows Update Standalone Installer (.msu) files, Cabinet (.cab) files, and Windows Imaging Format (.wim) files.

MSU files are typically downloaded from Microsoft’s servers and contain one or more updates. CAB files are compressed archives containing multiple files, including .dlls, .sys files, and other system components. WIM files are disk images that contain all the data necessary to install a complete operating system. All three types of files can be used as sources when applying updates with DISM.

11. What does the “/Enable-Feature” option do in DISM?

The “/Enable-Feature” option in DISM is used to enable Windows features that are included in the image. This command allows users to add or remove specific roles, role services, and features from an offline image. It can also be used to install a single package or all packages within a feature at once. The “/Enable-Feature” option works with both online and offline images, allowing for flexibility when managing Windows features. Additionally, this command supports multiple architectures, making it possible to manage different versions of Windows on the same machine.

12. What happens when you run the “DISM /Cleanup-Image” command?

When the “DISM /Cleanup-Image” command is run, it performs a series of operations to clean up and optimize the Windows image. This includes removing any unnecessary files, such as temporary files or superseded components, that are no longer needed. It also removes any corrupt system files, which can help improve system performance. Additionally, this command will scan for and repair any corrupted registry entries, ensuring that the operating system is running optimally. Finally, it will compress the Windows image, reducing its size and making it easier to deploy.

13. How does DISM compare with SFC (System File Checker)?

DISM (Deployment Image Servicing and Management) is a command-line tool used to service Windows images, while SFC (System File Checker) is a utility that scans for corruptions in Windows system files and repairs them. DISM can be used to repair the Windows image itself, whereas SFC only checks for corruption in individual files.

DISM also has more features than SFC, such as being able to install or uninstall Windows updates, enable or disable Windows features, configure international settings, and manage drivers. Additionally, DISM can be used to create an offline image of the operating system, which can then be deployed on multiple machines. This makes it easier to deploy large numbers of computers with the same configuration.

In comparison, SFC does not have any deployment capabilities; it simply scans for corrupted files and attempts to repair them. It cannot be used to make changes to the operating system or its components. Therefore, DISM provides much more flexibility when managing Windows systems compared to SFC.

14. What are some common error codes returned by DISM?

DISM (Deployment Image Servicing and Management) is a command-line tool used to service Windows images. It can be used to repair, modify, or create Windows images. When using DISM, it is possible for error codes to be returned. Common error codes that may be returned by DISM include 0x800f081f, 0x80070003, 0x800f0954, 0x800f0831, 0x800f082f, 0x800f08a, 0x800f0826, 0x800f081e, 0x800f0818, 0x800f080d, 0x800f0805, 0x800f07fd, 0x800f07ec, 0x800f07d8, 0x800f07b, 0x800f074c, 0x800f0750, 0x800f0714, 0x800f06d9, 0x800f0638, 0x800f05bb, 0x800f0505, 0x800f04fb, 0x800f0437, 0x800f0323, 0x800f0219, 0x800f0102, 0x800f0081, 0x800f0078, 0x800f0070, 0x800f006e, 0x800f005d, 0x800f0035, 0x800f001f, 0x800f000b, 0x800f0000, 0x80070020, 0x80070002, 0x80070006, 0x80070005, 0x8007000d, 0x8007001f, 0x80070057, 0x80070070, 0x80070103, 0x8007019e, 0x8007013d, 0x8007015e, 0x8007016a, 0x8007017c, 0x8007018f, 0x80070190, 0x80070191, 0x80070192, 0x80070193, 0x80070194, 0x80070195, 0x80070196, 0x80070197, 0x80070198, 0x80070199, 0x8007019a, 0x8007019b, 0x8007019c, 0x8007019d, 0x8007019f, 0x800701a0, 0x800701a1, 0x800701a2, 0x800701a3, 0x800701a4, 0x800701a5, 0x800701a6, 0x800701a7, 0x800701a8, 0x800701a9, 0x800701aa, 0x800701ab, 0x800701ac, 0x800701ad, 0x800701ae, 0x800701af, 0x800701b0, 0x800701b1, 0x800701b2, 0x800701b3, 0x800701b4, 0x800701b5, 0x800701b6, 0x800701b7, 0x800701b8, 0x800701b9, 0x800701ba, 0x800701bb, 0x800701bc, 0x800701bd, 0x800701be, 0x800701bf, 0x800701c0, 0x800701c1, 0x800701c2, 0x800701c3, 0x800701c4, 0x800701c5, 0x800701c6, 0x800701c7, 0x800701c8, 0x800701c9, 0x800701ca, 0x800701cb, 0x800701cc, 0x800701cd, 0x800701ce, 0x800701cf, 0x800701d0, 0x800701d

15. What’s the best way to repair corrupted system files in Windows 10?

The best way to repair corrupted system files in Windows 10 is by using the Deployment Image Servicing and Management (DISM) tool. DISM is a command-line utility that can be used to service and manage Windows images, including repairing corrupted system files. It works by scanning for any corrupt or missing system files and then replacing them with healthy versions from either a local image or an online source. This process helps ensure that all of the necessary components are present and functioning correctly. Additionally, DISM can also be used to enable or disable certain features, such as Windows Update, which can help prevent future corruption issues.

16. What do you understand about DISM vs ImageX?

DISM (Deployment Image Servicing and Management) is a command-line tool used to service Windows images offline for both client and server operating systems. It can be used to install, uninstall, configure, and update features in an image, as well as to prepare an image for deployment. DISM also provides the ability to capture, modify, and apply Windows Preinstallation Environment (WinPE) images.

ImageX is another command-line tool that was developed by Microsoft to help manage and deploy Windows operating system images. It allows users to create, edit, and deploy disk images of their Windows installations. Unlike DISM, ImageX does not provide any feature servicing capabilities; instead, it focuses on creating, editing, and deploying disk images. Additionally, ImageX cannot be used to service WinPE images.

17. What happens when you issue the “Dism /RestoreHealth” command?

When the “Dism /RestoreHealth” command is issued, it will scan the system for any corrupt or missing Windows files. It will then attempt to repair any issues that are found by downloading and replacing any corrupted or missing files from a trusted online source. This process can take some time depending on the number of files that need to be replaced. Once the process is complete, the system should be restored to its original state with all necessary components in place.

18. Which tools should you use to capture and deploy images in Windows 7?

When capturing and deploying images in Windows 7, the Deployment Image Servicing and Management (DISM) tool should be used. DISM is a command-line utility that can be used to capture, modify, and apply Windows images. It allows users to manage both online and offline images, as well as servicing tasks such as adding drivers and packages, configuring international settings, and enabling or disabling Windows features.

In order to capture an image of Windows 7, the user must first create a bootable USB drive with the Windows Automated Installation Kit (WAIK). Once the USB drive has been created, the user can then use DISM to capture the image from the USB drive onto their computer. To deploy the captured image, the user will need to use the Windows System Image Manager (SIM), which is part of the WAIK. SIM allows users to customize the image before deployment, including setting up language packs, applications, and other customizations. Finally, the user can use DISM to deploy the customized image onto the target machine.

19. What are some important differences between DISM and PowerShell commands?

DISM (Deployment Image Servicing and Management) is a command-line tool used to service Windows images offline. It can be used to install, uninstall, configure, and update features and packages in an image. PowerShell commands are also used to manage Windows systems, but they provide more flexibility than DISM.

One of the main differences between DISM and PowerShell commands is that DISM works with Windows images while PowerShell commands work with running operating systems. This means that DISM can be used to modify an image before it is deployed, while PowerShell commands must be run on a system after it has been deployed. Additionally, DISM can be used to create and mount virtual hard disks, while PowerShell commands cannot.

Another difference between DISM and PowerShell commands is that DISM supports multiple languages, while PowerShell only supports English. This makes DISM a better choice for international deployments where different languages may be required. Finally, DISM offers more options when it comes to servicing images, such as adding drivers or language packs, while PowerShell does not offer these same options.

20. What is your opinion on the future of DISM?

DISM is an incredibly powerful tool that has been used for many years to manage and deploy images. As technology continues to evolve, DISM will continue to be a valuable asset in the IT industry. With its ability to quickly and efficiently create, modify, and maintain Windows images, it can help organizations save time and money when deploying new systems or making changes to existing ones. Additionally, with the introduction of cloud-based solutions, DISM can be used to easily manage and deploy images across multiple platforms. This makes it even more useful for businesses who need to keep their systems up to date and secure.

Overall, the future of DISM looks very promising. It is already being used by many organizations around the world and as technology advances, so too will the capabilities of DISM. In the coming years, we can expect to see more features added to make it easier to use and more efficient. Furthermore, with the increasing popularity of cloud computing, DISM will become even more important for managing and deploying images across multiple platforms.

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