S&P Global Interview Question

linux Topics What is booting Process in Linux? What is INITRD in Linux? What is MBR in Linux? What is the difference between ext2 ext3 and ext4 file system in Linux? What is mtab and fstab in Linux? What is .bashrc and .bashrc_profile in Linux? What is INODE ? What is a zombie process? Difference between sync and async? Scripting Disk Monitoring mail from server. how to sum the user id in passwd file.