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

Windows (3805)
Linux (2255)
Unix (1304)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

how can you say that unix operating system provides more security than other operating systems.

1 5286

why unix command can be divided into internal and external command

IBM,

1 7641

someone already asked 'what is diff between unix & Linux' can I ask the same but more nuanced...I have 7 years app support of unix, have never seen Linux BUT need to bluff my way through in an interview i e say that I have use Linux. What are the most important things I need to know?

1 4020

How to configure root mirroring in veritas volume manager

L&T,

5 26564

Assume that a file’s permissions give you read and write access. What operations can you perform on the file if it is in a directory which has “r”(read) only process? What operations can you perform on the file if it is in a directory which has “x”(execute) only access?

1 7035

When the shell is reading the command line what is the difference between text enclosed between double quotes ( ” ) and text enclosed between signal quotes ( ’ )?

3 8679

The rm command removes links to file. What does this mean? How then is a file deleted from the file system?

5 12587

Assume the following files are in the working directory prompt> ls -l tasks -rw-r--r-- 1 alex student 1423 Feb 21 14:01 tasks What command can Alex use to give everyone permission to write to the file? What will the ls -l command display if he does so?

Infosys,

10 16353

tell me similarities between thread and process

Tanla Solutions,

4 34629

what is the command to view gateway?

5 9446

how to view crond status? If it's show service is not found.

Tech Mahindra,

6 15747

what is the difference between service and process?

IBM,

7 39417

how to give a normal user reboot and shutdown permission? Plz also mention the step.

4 11254

what is the command to make a process to run in the foreground from background?

5 8966

what is file system ?can u explain briefly ?

2 6387

Un-Answered Questions { Operating Systems }

For the following COBOL code, draw the Binary tree? 01 STUDENT_REC. 02 NAME. 03 FIRST_NAME PIC X(10). 03 LAST_NAME PIC X(10). 02 YEAR_OF_STUDY. 03 FIRST_SEM PIC XX. 03 SECOND_SEM PIC XX.

1385

What sort of serious problems have you experienced, and how have you handled them?

1021

What is the next version of windows after 10?

976

can any one know about NIC (National Informatics Centre) questions Patterns and full detail about written exam, and interview send to softshikha2005@yahoo.com.in Thank you

2141

What is the latest version of linux?

1019

When will the next windows os come out?

889

What is the latest linux kernel?

1024

What is the latest android operating system?

1073

1.Have you used vxboot ? 2.Minimum requirement for mirror volume to created ?

2236

What is the current version of windows 10?

946

what's the latest ram lunch?

2722

How much does a windows 10 license cost?

928

Can you declare an array without assigning the size of an array?

1206

What are the differences between FTP , NFS , SAMBA servers explain separately.

1326

what is gr-edge edit?

2218

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