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

Unix Interview Questions

Questions Answers Views Company eMail

What is the difference between udp and tcp?

2 10830

Am using Mac OS 10.4.11 on an Imac (PPC) Internal hard disk got named disk0s3 and will not mount. What commands can be used in TERMINAL to rename the internal hard disk to C96?

2612

their is a file1,file2 and i want to append file1 data to file2?

IBM,

9 14918

how you know the ip address of user system?

Polaris,

9 13004

how to list all the hidden files?

Polaris,

10 14740

what is the default permission for /etc/shadow file in UNIX

Wipro,

2 9824

why metadb requires a seperate slice to create Solaris volume manager

Wipro,

3172

which script will invoke first ,when /etc/init.d starts

1 6488

What is the command to check ports active in UNIX?

Accenture, IBM,

4 13558

what these two commands prints "echo test","cat test"?

TCS, Wipro,

6 16489

how to kernel protected memory?

2377

How to give root privileges without using SU/sudor ?

1 6086

what is difference between milestone and run-levels in Solaris ?

3097

How to get the last ten lines of a file using awk utility?

Infosys,

1 8711

Is this the command to connect oracle from unix? sqlplus -s username/password. Then what is the -S here...????

TCS,

1 5689

Un-Answered Questions { Unix }

How can I force a socket to send the data in its buffer?

1616

Which command is used to restrict incoming messages?

1113

What is ant_build.sh? Have u seen that file?

2332

Describe file systems in unix?

1041

How to install unix on windows 10?

1020

How does the system know where one command ends and another begins?

2259

What uses unix?

970

What are the features of unix operating system?

950

Explain pid.

963

In detail elaborate the system? What is driver?

2153

Is a form of interprocess communication in unix?

976

What is the architecture of unix operating system?

933

How do I run a .sh file in unix?

929

What is unix and shell scripting?

1008

You have a file called tonky in the directory honky. Later you add new material to tonky. What changes take place in the directory, inode, and file?

1184

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