41⟩ Described DHCP scope?
A range of IP address that the DHCP server can assign to clients that are on one subnet.
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73 System Administrator Questions And Answers
42⟩ Explain DHCP lease?
A DHCP lease is the amount of time that the DHCP server grants to the DHCP client permission to use a particular IP address. A typical server allows its administrator to set the lease time.
43⟩ Can DHCP support statically defined addresses?
Yes.
44⟩ Define Dora process & why it is used?
Discover, Offer, request and acknowledgement. It is used to assign ip address automatically to client systems.
45⟩ Describe authorizing DHCP servers in active directory?
If a DHCP server is to operate within an Active Directory domain (and is not running on a domain controller) it must first be authorized to Active directory.
46⟩ How to backup and restore DHCP in Windows server 2008?
In Windows Server 2008, backup of DHCP database and settings has gotten simpler. You may want to backup your DHCP server from time to time to prepare for disaster recovery scenarios or when migrating DHCP server role to a new hardware.
★ Backup DHCP Server:
A) Open Server Manager > DHCP role
B) Right click server name, choose Backup..
C) Choose a location for backup, click OK
★ Restore DHCP Server:
A) Open Server Manager > DHCP role
B) Right Click server name, choose Restore
C) Choose the location of the backup, click OK
D) Restart the DHCP Service
47⟩ Which protocol and port does DHCP use?
UDP protocol and 67 port in client and 68 port in server.
48⟩ Define LDAP?
LDAP is the Lightweight Directory Access Protocol. Its an active directory protocal ,Basically, it's a protocol used to access data from a database.
49⟩ Can I deploy non-MSI software with GPO?
Create the file in .zap extension.
50⟩ Which GPO settings in the computer and user parts?
Computer Configuration, User ConfigurationName.
51⟩ How frequently is the client policy refreshed?
90 minutes give or take.
52⟩ Where are the group policies stored?
C:WindowsSystem32GroupPolicy.
53⟩ Explain group policy backup?
To backup a single GPO, right-click the GPO, and then click Back Up.
To backup all GPOs in the domain, right-click Group Policy Objects and click Back Up All.
54⟩ Define global catalog?
The Global Catalog is a database that contains all of the information pertaining to objects within all domains in the Active Directory environment.
55⟩ Explain the difference between local, global and universal groups?
Domain local groups assign access permissions to global domain groups for local domain resources. Global groups provide access to resources in other trusted domains. Universal groups grant access to resources in all trusted domains.
56⟩ Explain group nesting?
Adding one group as a member of another group is called 'group nesting'. This will help for easy administration and reduced replication traffic.
57⟩ Explain NSlookup?
Nslookup.exe is a command-line administrative tool for testing and troubleshooting DNS servers. This tool is installed along with the TCP/IP protocol through Control Panel.
MS-DOS utility that enables a user to look up an IP address of a domain or host on a network.
58⟩ What are the benefits of using GPMC?
Easy administration of all GPOs across the entire Active Directory Forest View of all GPOs in one single list.
Backup and restore of GPOs Migration of GPOs across different domains and forest.
59⟩ What is the Command to add client to Domain?
NETDOM /Domain:MYDOMAIN /user:adminuser /password:apassword MEMBER MYCOMPUTER /JOINDOMAIN
60⟩ How to setting file permissions on a folder using group policy?
The setting is located under Computer Configuration, Windows Settings, Security Settings, File System. Here's the procedure:
Go to the location in the Group Policy listed above.
Right-click File System.
Click Add File.
In the "Add a file or folder" window, select the folder (or file) for which you want the permissions to be set, and click OK.
In the security box that pops up, you can add a user or a group that needs permission to the folder.
