Category: Unix / Linux

Unix / Linux Technical Interview Questions

Important Operating System Interview Questions 1

Important Operating System Interview Questions

What is MUTEX ? ANS: Mutex is a program object that allows multiple program threads to share the same resource, such as file access, but not simultaneously. When a program is started a mutex...

Important Unix Shell Questions 27

Important Unix Shell Questions

Some Important Unix Shell Questions for Recent Graduates to help them in their Interview Preparations. There can be multiple Kernels and shells running on your system. True or False? Why shell is called Command...

Php and MySQL Important Questions 68

Php and MySQL Important Questions

Which will be faster out of these two queries – one with OR or one with IN? Where does MyISAM cache table records? Which will be faster out of queries with explicit INNER JOIN...

Nix Application Programming 0

Nix Application Programming

Explain the difference between a static library and a dynamic library? – Static library is linked into the executable, while a dynamic library (or shared object) is loaded while the executable has started. How...

C Interview Questions 0

C Interview Questions

C Interview Questions For Recent graduates and Experienced professionals to gain the knowledge for the C Interview. 1: swap(int x,y) { int temp; temp=x; x=y; y=temp; } main() { int x=2;y=3; swap(x,y); } after...

Some Shell Related Interview Questions 2

Some Shell Related Interview Questions

Some Shell Related Basic Things that you must know if you are attending unix administration / linux administration or shell script writing interviews or something similar to it. All the best Read below:

How to tar and Untar files in unix 2

How to tar and Untar files in unix

To Tar Files of a directory and sub directories recursively: tar cvzf foo.tgz freshershome Will tar the directory freshershome (and its files/subdirectories) into a tar file named foo.tgz. To extract gzip-1.2.4.tar and compile the...

UNIX and OS X Commands Reference 0

UNIX and OS X Commands Reference

Some Very Cool Unix Commands that might be real helpful for an interview or for anything while working with Unix or OS X. cd (change directory) cd myfolder Changes the current working directory to...