What are the basic interview questions for Active Directory?
Most Asked Active Directory Interview Questions
- 1) What do you understand by the term Active Directory?
- 2) What is a domain?
- 3) What is the default protocol used in directory services?
- 4) What is the difference between domain local, global and universal groups?
- 5) What is the Sysvol folder?
What is Active Directory question and answer?
Question 1: What is Active Directory? Answer: Active Directory is a Microsoft directory service that stores information about objects in a network. AD also makes it easy for the stored data to be accessed by authorized users. Additional Information: There are so many variations to the definition of AD.
What is the default protocol used in Active Directory?
Kerberos is a key component in Active Directory, as it is the default protocol used for the authentication of all network users. To implement Kerberos by default in a domain or a forest, you need Active Directory Domain Services installed.
What is forest name in Active Directory?
An Active Directory forest is the highest level of organization within Active Directory. Each forest shares a single database, a single global address list and a security boundary. By default, a user or administrator in one forest cannot access another forest.
What encryption does Active Directory use?
Passwords stored in Active Directory When stored in the DIT file, the NT hash is protected by two layers of encryption. In Windows Server 2016/Windows 10 and later versions, it is first encrypted with DES for backwards compatibility and then with CNG BCrypt AES-256 (see CNG BCRYPT_AES_ALGORITHM).
What is TGT in Active Directory?
In Kerberos authentication, a Ticket Granting Ticket (TGT) is a user authentication token issued by the Key Distribution Center (KDC) that is used to request access tokens from the Ticket Granting Service (TGS) for specific resources/systems joined to the domain.
What is difference between forest tree and domain?
Definition. A forest is a collection of trees that share a common global catalog, directory schema, logical structure and directory configuration. But, a domain is a logical group of network objects (computers, users, devices) that share the same Active Directory database.
What is the maximum password length Active Directory?
256 characters
What is the maximum password length in Active Directory? The maximum length of a password supported by AD is 256 characters. However, the maximum length of a password that a human user could actually type to log into Windows is 127 characters (the limitation is in the Windows GUI).
What are 5 common interview questions?
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How to answer the 150 most common job interview questions?
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How do active answerers find questions to answer?
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What is forest in Active Directory interview questions?
Ans: Forest is used to define an assembly of AD domains that share a single schema for the AD. All DC’s in the forest share this schema and is replicated in a hierarchical fashion among them.
What is the structure of Active Directory?
The Active Directory structure is comprised of three main components: domains, trees, and forests. Several objects, like users or devices that use the same AD database, can be grouped into a single domain. Domains have a domain name system (DNS) structure.
How do you structure an Active Directory plan?
10 tips for effective Active Directory design
- 1: Keep it simple.
- 2: Use the appropriate site topology.
- 3: Use dedicated domain controllers.
- 4: Have at least two DNS servers.
- 5: Avoid putting all your eggs in one basket (virtualization)
- 6: Don’t neglect the FSMO roles (backups)
- 7: Plan your domain structure and stick to it.
What are the 5 roles of Active Directory?
Active Directory has five FSMO roles:
- Schema Master.
- Domain Naming Master.
- Infrastructure Master.
- Relative ID (RID) Master.
- PDC Emulator.
What is LDAP in Active Directory?
Lightweight Directory Access Protocol (LDAP) is an application protocol for working with various directory services. Directory services, such as Active Directory, store user and account information, and security information like passwords.
What is the sysvol?
The term SYSVOL refers to a set of files and folders that reside on the local hard disk of each domain controller in a domain and that are replicated by the File Replication service (FRS). Network clients access the contents of the SYSVOL tree by using the following shared folders: NETLOGON. SYSVOL.
What are the 4 parts of an Active Directory?
The key components include domain, tree, forest, organizational unit, and site. As you read through each structural component description, consider that domains, trees, forest, and sites are not only integral with Active Directory but also integral with DNS.
What are the 4 most important benefits of Active Directory?
Advantages and Benefits of Active Directory
Centralized resources and security administration. Single logon for access to global resources. Simplified resource location.
What is Active Directory design?
Active Directory (AD) is a directory service developed by Microsoft for Windows domain networks. It is included in most Windows Server operating systems as a set of processes and services. Initially, Active Directory was used only for centralized domain management.
What is Active Directory topology?
Designing a site topology for Active Directory Domain Services (AD DS) involves planning for domain controller placement and designing sites, subnets, site links, and site link bridges to ensure efficient routing of query and replication traffic.
What is DNS in Active Directory?
Active Directory Domain Services (AD DS) uses Domain Name System (DNS) name resolution services to make it possible for clients to locate domain controllers and for the domain controllers that host the directory service to communicate with each other.
Is LDAP same as SSO?
SSO is a method of authentication in which a user has access to many systems with a single login, whereas LDAP is a method of authentication in which the protocol is authenticated by utilizing an application that assists in obtaining information from the server.
Can ads work without LDAP?
AD does support LDAP, which means it can still be part of your overall access management scheme. Active Directory is just one example of a directory service that supports LDAP. There are other flavors, too: Red Hat Directory Service, OpenLDAP, Apache Directory Server, and more.
What are the five components of Active Directory?
What is the main purpose of Active Directory?
Active Directory (AD) is Microsoft’s proprietary directory service. It runs on Windows Server and enables administrators to manage permissions and access to network resources. Active Directory stores data as objects. An object is a single element, such as a user, group, application or device such as a printer.
What are sites in Active Directory?
An Active Directory Site represents physical or logical sites that are defined on a Microsoft server. Each Active Directory Site is associated with an Active Directory Domain. A Microsoft administrator can associate multiple sites and networks with an Active Directory Domain.
What is replication in Active Directory?
Active Directory replication is the method of transferring and updating Active Directory objects from one DC to another DC. The connections between DCs are built based on their locations within a forest and site.
What is DHCP in Active Directory?
What is DHCP? The Dynamic Host Configuration Protocol dynamically assigns IP addresses and other configuration options to devices in a network. This way, it’s very easy to add new computers, tablets, or smartphones – administrators no longer have to configure every device manually, since the DHCP server does the job.
What is the DN in LDAP?
The LDAP API references an LDAP object by its distinguished name (DN). A DN is a sequence of relative distinguished names (RDN) connected by commas. An RDN is an attribute with an associated value in the form attribute=value; normally expressed in a UTF-8 string format.
Is LDAP a SAML?
The difference between SAML and LDAP is that SAML is designed for cloud-based connections using only an IdP and SP to communicate user data. LDAP, however, is typically used for accessing on-premises resources by installing a client on the user’s device to connect with a directory service.
Is Kerberos a LDAP?
Kerberos is used to manage credentials securely (authentication) while LDAP is used for holding authoritative information about the accounts, such as what they’re allowed to access (authorization), the user’s full name and uid.
What port is LDAP?
389
The standard port for LDAP communication is 389, although other ports can be used. For example, if you must be able to start the server as a regular user, use an unprivileged port, by default 1389. Port numbers less than 1024 require privileged access.
What is difference between forest and tree in Active Directory?
The AD tree is a collection of one or more domains sharing a contiguous namespace and is linked in a transitive trust hierarchy. A forest is a collection of trees that share the same characteristics like a global catalog, directory schema, directory configurations and logical structure.
What is AD topology?
A directory service site topology is a logical representation of your physical network.