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 are the different job scheduling in operating systems?

B-Ways TecnoSoft,

1016

Draw the states of a process in an OS.

GrapeCity,

1136

What do you mean by a semaphore?

Flextronics,

1177

Describe horizontal scalability and vertical scalability.

Tech Mahindra,

1101

How i can repair File Allocation Table?

HCL,

1109

What do you mean by threads in Operating System?

EXL, HCL,

1161

What are the different types of semaphores?

Axtria,

1109

What is the shortest definition of os?

Infosys,

1093

Differentiate between swapping and paging.

Tech Mahindra,

1135

Who does the memory management in operating system?

1020

Explain 32 bit application/OS vs 64 application/OS?

MCN Solutions,

943

Explain any program using Semaphores.

Huawei,

1185

Tell me about virtual memory?

Honeywell, Zomato,

1030

Describe Inter Machine Communication?

MaxSolPro,

1190

What is Real Time Operating System (RTOS)? What are the advantages of RTOS?

Ciena,

1123

Un-Answered Questions { Operating Systems }

What if I buy a computer with vista between now and october 22?

873

Explain how to enable curl on ubuntu lamp stack?

861

Can I delete old windows updates?

813

How do I search for files containing specific text in linux?

758

Is unix free?

948

What are the 3 types of operating systems?

1038

Why is my samsung in safe mode?

945

Is it ok to cancel chkdsk?

788

What is a Kernel?

1080

how to add Kernel patch in all systems at a time?

3062

What does uname command do?

1165

What is startup repair on my computer?

963

What does the ps command do in linux?

1040

Is hashset a collection?

922

How do I change a file to jpeg?

974

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