Add multiple users (pratik, uday) to a group Devteam using a single command. (Verify using cat /etc/group)
Ravi Vishwakarma
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Remove user2 from the Developers group and verify. (Provide before and after output)
Ravi Vishwakarma
List all groups a user user1 belongs to. (Use the appropriate command)
Ravi Vishwakarma
Modify the primary group of user3 to Developers. (Verify using the id command)
Ravi Vishwakarma
Create a group called Developers and add user1 and user2 to it. (Verify using cat /etc/group)
Ravi Vishwakarma
Create three users: user1, user2, and user3. (List them using /etc/passwd afterward)
Ravi Vishwakarma
2. Create a user named rahul and set a password for the user. (Provide the command and output)
Ravi Vishwakarma
1. Check all system users by displaying the contents of /etc/passwd. (Command required in output)
Ravi Vishwakarma
What is a firewall, and how does it enhance network security?
Ravi Vishwakarma
How does DNS work, and why is it critical for internet communication?
Ravi Vishwakarma
What is the difference between a LAN, WAN, and MAN?
Ravi Vishwakarma
Explain the concept of load balancing in networking. What are its benefits?
Ravi Vishwakarma
What is a firewall, and how does it enhance network security?
Ravi Vishwakarma
Describe the difference between IPv4 and IPv6. Why is IPv6 adoption important?
Ravi Vishwakarma
What is the purpose of a subnet mask, and how is it used in IP addressing?
Ravi Vishwakarma
How does a VPN work, and what are its benefits for remote work?
Ravi Vishwakarma
What is the difference between TCP and UDP? When would you use each?
Ravi Vishwakarma
Explain the OSI model and the function of each layer.
Ravi Vishwakarma
Questions on Networking What is the difference between a router, a switch, and a hub?
Ravi Vishwakarma
How do data centers handle disaster recovery and data backup?
Ravi Vishwakarma
What is the role of automation in modern data centers?
Ravi Vishwakarma
How do data centers ensure high availability and redundancy?
Ravi Vishwakarma
What is the difference between on-premises data centers and colocation facilities?
Ravi Vishwakarma
Describe the concept of a green data center. What strategies are used to make data centers more energy-efficient?
Ravi Vishwakarma
What are the main challenges in managing and maintaining a data center?
Ravi Vishwakarma