Interview Questions on Red Hat Cluster with Answers

How can you define a cluster and what are its basic types? A cluster is two or more computers (called nodes or members) that work together to perform a task. There are four major types of clusters: Storage High availability Load balancing High performance What is Storage Cluster? Storage clusters provide a consistent file system … Read more

Interview Questions on VMware ESXi with Answers

1. What is a Hypervisor? It is a program that allows multiple operating systems to share a single hardware host. Each operating system appears to have the host’s processor, memory, and other resources all to itself. However, the hypervisor is actually controlling the host processor and resources, allocating what is needed to each operating system … Read more

Interview Questions on Linux Permissions with Answers

1.What is the difference between SUID and SGID? Understanding special permission SUID Understanding special permission SGID   2. What is Sticky Bit permission? Understanding special permission Sticky Bit   3. What is umask? In computing, umask is a command that determines the settings of a mask that controls which file permissions are set for files … Read more