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

Windows (3805)
Linux (2255)
Unix (1343)
Solaris (894)

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

Operating Systems Interview Questions

Questions Answers Views Company eMail

what does the job command do?

4 9375

what is the difference between "cron" command and "at" command?

5 47644

How to remove a crontab file?

2 7605

In Unix file permissions what does the second field denotes?

3 8224

what is the significance of "su" command?

3 10075

which command is used to change group?

5 10373

which command is used to stop a running process in unix?

8 25215

what is the use of nice command?

4 11210

what is the use of "fg" command ?

PSU, Sail,

5 15339

what is the use of wild cards?

2 7578

How to redirect standard error to a file?

2 8442

what are the uses of filters?

3 8024

what is the use of "grep" command?

HCL,

6 13505

what is the functionality of kernel in unix architecture?

HCL,

13 30183

How to get the operating system's information in unix?

IBM, TCS,

6 16682

Un-Answered Questions { Operating Systems }

What is the full form unix?

970

Does treemap allow null keys?

931

What are overlays?

1023

What is the Difference between treemap and hashmap?

989

Explain the Array

1000

Explain binding of instructions and data to memory?

872

What does .exe stand for?

984

Is hashset synchronized?

1001

What is your phone on windows 10?

910

What is application of data structure?

891

What is the linux kernel?

946

What commands can I use in command prompt?

954

What does tty mean?

963

What does the immutable bit do to a file?

946

Is kali linux legal?

924

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