Allianz Technology Analyst Interview Questions, Process, and Tips for Freshers

Linux is an open-source operating system known for its security features. DNS is a system that translates domain names to IP addresses. Hosting a webpage in Linux involves setting up a web server.

• Linux is an open-source operating system that is considered more secure due to its strong user permissions system and regular security updates.

• To secure a Linux server, best practices include keeping the system updated, using ...read more

I have used various flavors of Linux such as Ubuntu, CentOS, and Fedora. Telnet is insecure while SSH is secure. NFS is a network file system with port number 2049. Ncat is a networking utility for reading and writing data across networks.

• Flavors of Linux I have used include Ubuntu, CentOS, and Fedora

• Telnet is insecure as it sends data in plain text, while SSH encrypts data for secure communication

• NFS (Network File Sys...read more

To deny access to a user in Linux, you can use the 'usermod' command to lock the account. To check how many users are logged in, you can use the 'who' command.

• To deny access to a user, use 'usermod -L username' to lock the account

• To check how many users are logged in, use the 'who' command

• You can also use the 'w' command to see who is logged in and what they are doing

Ps -ef lists all processes, strace command traces system calls, tar is used for archiving files, /etc/motd displays message of the day.

• Ps -ef command lists all processes running on the system

• Strace command is used to trace system calls made by a process

• Tar command is used to archive files and directories

• To uncompress a file without extracting it, you can use 'tar -xOzf file.tar.gz | less' to view the contents without e...read more