Unix Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Unix Interview Questions

Questions Answers Views Company eMail

How do I use TCP_NODELAY?

1557

What is the difference between read() and recv()?

1970

After the chroot(), calls to socket() are failing. Why?

1 2178

When will my application receive SIGPIPE?

1 2305

How can I find the full hostname (FQDN) of the system I am running on?

1 2570

How can my client work through a firewall/proxy server?

1 2623

system choose one for me on the connect() call? Should I bind() a port number in my client program, or let the?

1612

over the socket? Is there a way to have a dynamic buffer? What does one do when one does not know how much information is coming?

1 2424

Why do not my sockets close?

1 2386

How can I listen on more than one port at a time?

1 2399

What exactly does SO_LINGER do?

1 2365

How can I bind() to a port number < 1024?

1 2390

How should I choose a port number for my server?

1 2442

How can I write a multi-homed server?

1647

What is the difference between connected and unconnected sockets?

1 3342

Un-Answered Questions { Unix }

Explain the initial process sequence while the system boots up?

966

Discuss the mount and unmount system calls ?

1066

List some features of unix.

929

How to install unix on windows 10?

1020

What is the use of tee command?

1169

What are file commands?

1236

How can I tell when a socket is closed on the other end?

1348

What are three main elements of unix operating system?

854

How do I search a whole word in vim?

1180

What does the md command do?

1147

What are the pros/cons of select(), non-blocking I/O and SIGIO?

1365

Enumerate some of the most commonly used network commands in unix?

1175

What is merge command in unix?

1514

What are the benefits of running processes in the background?

910

What is piping?

944

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