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

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Linux (2255)
Unix (1343)
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RTOS (43)
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Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

Explain the positioning time for a disk.

1093

What do you mean by a zombie process?

1101

What differences are there between a semaphore wait signal and a condition variable wait signal?

1081

Explain condition variable.

1020

What do you know about a pipe? When is it used?

999

Is non-pre-emptive scheduling frequently used in a computer? Why?

1020

Explain bootstrap program in operating system.

1070

Is it possible to have a deadlock involving only one process?

1058

Name the functions constituting the os's memory management.

1040

How does reference counting manage memory allocated objects?

1054

What are the different synchronization mechanisms?

1036

When does page fault error occur?

1055

Why is a single serial port managed with a single interrupt-driven i/o but a front-end processor is managed using a polling i/o, such as a terminal concentrator?

1001

Is it possible to have a deadlock involving only one process? Explain your answer.

1027

What are the functions of operating system?

1069

Un-Answered Questions { Operating Systems }

Define a single-user system.

954

How do I fix a windows application error?

876

What is a map in programming?

886

What are the four common types of files?

1059

What is ln(linking)?

1038

Define hcmos?

961

How long does chkdsk last?

1029

What is data structure and its operations?

850

Why is my phone stuck in safe mode?

969

Do you need to keep previous windows installations?

852

What does shebang mean in unix?

911

What is the Difference between a process and a thread?

1091

What is direct input controller?

1011

Explain the uses of b+ tree.

927

How do you force delete files?

957

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