Nagarro Linux Administrator Interview Questions and Answers

To troubleshoot network issues, start by checking physical connections, verifying network settings, testing connectivity, and analyzing network traffic.

• Check physical connections (cables, ports, etc.)

• Verify network settings (IP address, subnet mask, gateway, DNS)

• Test connectivity using tools like ping, traceroute, and netcat

• Analyze network traffic with tools like Wireshark or tcpdump

LDAP can be used to manage user accounts by storing user information in a centralized directory.

• Set up LDAP server and configure it to store user account information

• Use LDAP client tools to manage user accounts such as creating, modifying, or deleting accounts

• Authenticate users against LDAP server for access control

• Implement LDAP schema to define attributes and object classes for user accounts

Experienced System Administrator with strong troubleshooting skills and a passion for technology.

• Over 5 years of experience managing and maintaining IT systems

• Proficient in Windows and Linux server administration

• Skilled in network configuration and security protocols

• Certified in Cisco networking and Microsoft server technologies

My last package was a software update for our company's servers.

• Installed security patches to protect against vulnerabilities

• Updated software to improve performance and functionality

• Ensured compatibility with existing systems and applications

OSI (Open Systems Interconnection) model is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system.

• OSI model has 7 layers, each layer has a specific function and communicates with the layer above and below it.

• Examples of OSI layers are: Physical layer (transmitting bits over a medium), Data link layer (framing data into packets), Network layer (rout...read more

CMD commands are used for various tasks like managing files, network settings, system configurations, and more.

• CMD commands are used to navigate and manage files and directories on a computer.

• They can be used to configure network settings and troubleshoot network issues.

• CMD commands can also be used to manage system configurations and services.

• Some commonly used CMD commands include dir, cd, ipconfig, ping, netstat, an