Interview Questions

Java Hibernate Interview Questions and Answers

What is hibernate (Java)? Hibernate is an object-relational mapping (ORM) library for the Java language, providing a framework for mapping…

Objective C Interview Questions and Answers

What is #import? It's a C preprocessor construct to avoid multiple inclusions of the same file. #import <Object.h> is an…

Puppet Interview Questions and Answers

What is Puppet? Puppet is a configuration tool that is used to automate administration tasks. Puppet Agent(Client) sends requests to…

Load Balancer Interview Questions & Answers

What is Server Load Balancing? Server Load Balancing (SLB) provides network performance and content delivery by implementing a series of…

HP Unix Interview Questions and Answers

How to find recently added lun in hp unix box? # ls -lrt /dev/disk/* then take the latest dated disk…

Linux Network File System (NFS) interview questions

What is NFS? Network File System (NFS) is one of the oldest computer file sharing products in existence today. It…

Linux Interview Questions – Linux Printing (CUPS)

This post covers the most often asked how-to questions about Linux printing support. What tool provides Linux printing support? CUPS,…

Linux Interview Questions – Basic File and Directory Permissions

What are Basic Linux File permissions? Linux, like UNIX, is a multi-user system, and file permissions are one way the…

Linux Interview Questions : Open Files / Open File Descriptors

What is an open file? An open file may be a regular file, a directory, a block special file, a…

Linux interview questions – Special permissions (SUID, SGID and sticky bit)

There are two special permissions that can be set on executable files: Set User ID (setuid) and Set Group ID…