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

Unix Interview Questions

Questions Answers Views Company eMail

why unix operating system provides more security than other operating systems?

4 17120

why unix commands can be divided into internal and external commands?

Informatica,

3 12089

How to write the program on full-duplex communication on biderctional(e.g using two pipes)

Infosys,

2 20188

Which RAID Levels supported by LVM?

5 13125

Where can I get the free download of Unix by Yeswant Kanetkar?

5 9038

can we use cat command as an editor ..???

TCS,

12 23754

Need a Code snippet about how sharing is happening between Parent and Child threads in OS?

2564

virtual terminal protocol is an example of which layer and works with which layer?

DOEACC, Virtusa,

1 5305

How can we "forked" process in UNIX? How then recognize in any of the branches we?

NIIT,

2 7236

How does one process we can start an executable file? How to get the PID process, which we started?

6 11481

how many internal commands is there in UNIX?

TCS, Virtusa,

3 16828

How to set sticky bit, or it have any seperate directory to create sticky bit in sunfir servers. Please help me , i don't no the exact answer?

HCL, Wipro,

4 12556

how to create a file system quota in HP-UX?

HCL,

1 5518

What is semaphone?

HCL,

5 20089

. Using sed and grep, write a command which lists files and directories with following properties: (i) created in 1999 (ii) with user's as owner and group

2670

Un-Answered Questions { Unix }

Write a script that prints out date information in this order: time, the day of week, day number, month, year(sample output: 17:34:51 pdt sun 12 feb 2012)

1224

What unix means?

967

Is unix multiuser?

865

What is merge command in unix?

1514

Describe the concept of “region”.

943

What are the three major components of any unix system?

840

How to know the ip address of user system?

937

Is grep faster than awk?

1047

What is the symbol in unix?

929

Explain what is protection boundary?

1049

Explain the term filter.

935

How do I delete files from command prompt?

1227

Why is grep called grep?

1302

How to copy files from one directory to other in unix?

863

What is unix operating system explain various components of unix operating system?

921

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