Symmetric Encryption Symmetric encryption is the oldest and best-known technique. A secret key, which can be a number, a word, or just a string of random letters, is applied to the text of a message to change the content in a particular way.This might be as simple as shifting each letter by a number of […]
Category: Linux Interview questions
Q: How are device files represented in UNIX/Linux? A: All devices are represented as files called special files and are located in the /dev directory. Q: What is a inode? The inode(Index node) is a fundamental concept in Linux/Unix file systems. Each object in the file system is represented by an inode. Each and every […]