IT Interview Questions

1. Difference between layer 2 and layer 3 devices?
2. What is VLAN?
3. What is the subnet for a class C network?
4. Are you familiar with automounter?
5. Have you configured an NIS server/client?
6. Have your configured a NFS server?
7. Windows and Linux interoperability how to?
8. What is RAID 1?

1. You are looking for a challenging career. Please elaborate in terms of the following:

a) What are the kinds of challenges that you are looking forward in your career?
b) How have you equipped yourself to rise to these challenges?
c) What are the specific aims/ visions that you have with respect to your career?
d) Visit the website of the company. Do you think that a career with the company will aid in meeting your aims? If so please elaborate.

2. What is your idea of ideal work for your own self? And what is the type of work that you would not like to do?

1. How did you first get interested in Computer Science?
2. What do you like to do best related to computers now (programming, administration, testing, manage projects, etc)? What is it about that area that you specifically enjoy?
3. What is your strongest programming language (Java, ASP, C, C++, VB, HTML,C#, etc.)?
4. When is the last time you coded in C/C++? What is the most lines of original C/C++ code you have personally written in one project? How confident are you in your ability to write C or C++ without a reference?

1. What is MUTEX ?
2. What isthe difference between a ‘thread’ and a ‘process’?
3. What is INODE?
4. Explain the working of Virtual Memory.
5. How does Windows NT supports Multitasking?
6. Explain the Unix Kernel.
7. What is Concurrency? Expain with example Deadlock and Starvation.
8. What are your solution strategies for “Dining Philosophers Problem” ?
9. Explain Memory Partitioning, Paging, Segmentation.
10. Explain Scheduling.
11. Operating System Security.
12. What is Semaphore?
13. Explain the following file systems : NTFS, Macintosh(HPFS), FAT .
14. What are the different process states?
15. What is Marshalling?