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

finding the presence of a word in a list of 'n' files (pattern matching)

TCS,

2 6150

unix command how to dispaly no of records in oracle?

SDF, TCS,

5 10433

how to find multiple string?

Accenture, POL,

4 10031

following two file are file a file b 110 aab 330 xxl i want the output like file a fileb 110 xxl 330 aab give solution ?

Accenture,

3 8528

how do display only hidden files in unix?

Accenture,

15 28178

explain about vnc

4 7612

What are main anti-spam features available in sendmail?

CSC,

1 4490

What is the Difference between 'su' and 'su-' ?

Fujitsu, Locuz,

5 13882

If DNS Server is down, what are the steps need to be taken to troubleshoot?

HCL, IBM,

5 14327

If Account lockout or password reset has been done, what is the replication time between domain controllers?

HCL, Wipro,

3 8280

If the server restarts automatically often, what are the steps need to be taken for troubleshooting?

Cognizant,

5 9324

In 2 domain controllers, One has some 3 roles other has 2 roles, Domain controller which has 3 roles went down, will the users can able to login who are created in that domain controller?

Cognizant,

2 6402

How to shuffle the GRUB booting from one Disk to other?

1 5403

How to hide the partition in GRUB booting? (This technique is required when you have more that one Windows system on different partitions of the same disk, let us say the first and second partitions of the first hard drive, to boot from the first partition you must hide the second one)

2 7450

What is chainloading?

4 10266

Un-Answered Questions { Operating Systems }

Which command allows you to duplicate files?

1065

In which matrix, we can use multilinked structures?

891

How do u know that,what patch can be applicable on the system?

2291

How do you reboot a pc?

949

How do you know if windows is corrupted?

847

Is there a charge to upgrade to windows 10?

866

What are the devices represented in unix?

949

What is synchronization? What are the different synchronization mechanisms?

1069

What is complete binary tree in data structure?

970

How do I sign in as administrator on windows 10?

908

What is oxc0000005?

992

What is wild-card interpretation?

1046

What causes an ssd to fail?

879

Can I format my hard drive and reinstall windows?

730

What are application partitions? When do we use them?

821

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