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

Unix Interview Questions

Questions Answers Views Company eMail

What are raw sockets?

Axis Technologies,

4 13181

What command is used to execute system calls from exe?

Axis Technologies,

3 10677

What command is used to replace the existing string with some other?

TCS,

8 20253

What are Profilers?

Axis Technologies,

1 7159

How to connect oracle database from unix

Cap Gemini, IBM, Wirecard,

6 50435

What Command is used to make a directory?

IBM,

4 9601

Give Command that will move a single file called "unix.txt"

IBM,

7 12265

Give command that will make the file "run.sh" executable?

IBM,

10 18239

Give Command that will change the name of a directly from paypal to eBay

Alcatel, IBM,

3 10632

How does a user get the current date, time in UNIX?

IBM,

6 15468

What Command will remove a Directory in UNIX?

IBM,

8 18354

How does the user view the contents of a text file in UNIX?

IBM,

9 12248

What command will bring user back to their home directory in UNIX?

IBM, Wipro,

13 20037

What command a user use to view a long text file one page at a time in UNIX?

IBM,

8 15615

What command would users use to see what file one page at a time in UNIX?

IBM,

7 12556

Un-Answered Questions { Unix }

Explain the unmount system calls?

521

What is home directory in unix?

465

What are data structures that are used for Demand Paging?

564

What are positional parameters in unix?

484

How to compare two text files in unix?

527

What is the working set of a process?

598

What is grep and how do you use it?

565

How to install unix on windows 10?

554

Explain c program to implement the unix or linux command to implement ls -l >output.txt?

442

What is unix and why it is used?

527

What is unix command?

575

How many socket connections can a server handle?

464

Explain the following statement, “it is not advisable to use root as the default login.”

493

Why is unix better than windows?

488

What is unix directory structure?

492

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