Introduction to Active Directory Interview Questions
In this 2021 Active Directory Interview Questions article, we shall present the top most important and frequently used Active Directory interview questions. These questions will help students build their concepts around active Directory and help them ace the interview.
An active directory is defined as the database of all user and group information, all services, and other peripheral device’s information which include the printer, scanner, and other devices. It is also called a centralized collection of objects, where the object is all these devices and data. Active Directory is part of Microsoft Windows and also developed by Microsoft itself. In many organizations where there is a database, every user is provided with the user name and password to access that information, so to access this information, one should log in with correct credentials, then the system authenticates the user name and password and provides access to the information, this process is also the part of an active directory which is known as “Active directory domain system” (ADDS).
Part 1 – Active Directory Interview Questions (Basic)
This first part covers basic Interview Questions and Answers.
1. What is an Active Directory Schema?
Active Directory, as we know, is the part of Microsoft Windows; in windows, a database set of rules and commands is used, which is usually known as the Schema of active directory. A schema defines all the subclasses which are used in the active directory. It is an essential part of the active directory if we see operation wisely.
2. What is LDAP?
An LDAP is a “lightweight directory Access protocol” it is like the application protocol of the active directory to modify or update items in the directory and subdirectory. In it, different paths are used, and they also include distinguished names and other features. It is later introduced in the active directory in the version of 2008.
3. Explain Domain in the Active Directory?
A domain basically acts as the source of the data; in the active directory, all the objects and other information regarding the different devices lie in the domain. Whether its hardware or the software used, all the relevant data is stored in the directory. Purpose wise it is the hub of the data, and the server collects all the required information for the operations from the domain.
4. What is a Native Mode in Active Directory?
A native mode is a mode for the functioning of an active directory when the user information is stored in one or more catalogs which are known as global catalogs. This mode allows the user or organizations to use features like nest group, group membership, etc.
5. What is Kerberos?
In order to protect the data from theft and other spy activities, an authentication protocol is used in the active directory, which provides strong authentication features and a secret key that is encrypted to save data; it is the Kerberos feature of the active directory.
Part 2 – Active Directory Interview Questions and Answers (Advanced)
Let us now have a look at the advanced Interview Questions.
6. What is the need for an Active Directory?
Active directory is very useful for the smooth functioning of an organization. It helps the organization or companies to organize the data of their users, computers, and databases. Also, the AD is used by the different departments of organizations like admin. Department used it to maintain the profile of every employee in the organization, and the IT department uses it to record that which computer link to which network and many other allied works. Active directory is the organisation’s backbone because it controls all the data flow, and it is also the central hub.
7. Tell about the Concept of Sites in the Active Directory?
A site is associated directly with the active directory domain on Microsoft Windows; a user can visit or associate on various and multiple sites with the help of an active directory domain. An object of a site shows the location of the host network. It also contains the subnets which have their individual roles.
8. Tell some Pros and Cons of the Active Directory?
- Pro: Active directory provides smooth functioning by providing centralized access of all the systems in the organizations; in this way, the administrator controls all the computers from one unit instead of running on each PC for the data.
- Cons: To install the active directory in the organization, significant infrastructure is required and also the maintenance cost is also very high because the special staff is required etc.
9. What changes are required in the Active Directory nowadays?
If we see the history, so we find that the active directory was introduced by Windows 2000 and later, many changes are done accordingly with the time, and now in the latest version, the utmost features are there in the active directory. In the active directory, there are many changes required as according to modern times, like the security features need to be upgraded, the domain used in the active directory should be enlarged, and storage capacity should also be widened. Apart from that, the user interface should be upgraded so that the administrator easily maintains all the systems and easily addresses the coming problems.
10. Discuss the new features in Active Directory in Windows server 2012?
In the new version, there are many new features in an active directory:
- Domain controller promoter: To review the result of the installation.
- Upgraded administrative center: In this version, better tools are provided to the user for smooth functioning.
- Better security: The security parameters are good in the new version, which provides protection to the data of the user.
Active Directory is the compilation of many programs and information that matters a lot for an organization. If we see the active directory’s strategic importance, we realize that all the work depends on it, whether it is an IT firm, BPO, or any other institution. The version used nowadays is not as full proof in security as required because data is of the utmost importance, so there is the need to address this problem as soon as possible. Countries like India and other developing nations are also worried about data sovereignty, so security must be given utmost importance.
This has been a guide to the list Of Active Directory Interview Questions and Answers so that the candidate can crackdown these Interview Questions easily. Here in this post, we have studied top Active Directory Interview Questions, which are often asked in interviews. You may also look at the following articles to learn more –