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

Operating Systems General Concepts Interview Questions

Questions Answers Views Company eMail

What are the functions of operating system?

1071

Explain booting the system in operating system.

1046

How does reference counting manage memory allocated objects? When can it fail to reclaim objects?

943

Describe system calls and its type

1117

What is time slice?

1118

What are the advantages of distributed system?

1001

Explain the execution cycle for a von neumann architecture.

1018

Explain thrashing.

981

Differentiate between the user mode and monitor mode.

1115

Why is round robin algorithm considered better than first come first served algorithm?

1286

Explain the booting process of a windows xp system.

1080

Explain smp.

1042

Explain how a copying garbage collector works.

1031

List the issues related to the handheld system.

991

What is synchronization? What are the different synchronization mechanisms?

1069

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Un-Answered Questions { Operating Systems General Concepts }

Explain what do you understand by registers, briefly explain the various types of registers.

958

What is a job queue?

1142

Explain the purpose of the open() and close() operations.

2198

What are interrupts?

1237

What is the feature of real time os?

1175

Enumerate the different RAID levels.

1136

How do I clean up program files?

1101

When does thrashing occur?

1008

Define max, min heap and search time of heap.

1075

How much cpu usage is normal?

1022

Explain about processor and the functions executed by them?

1027

Does grep ignore case?

1019

What is a device queue?

1131

What is process communication?

1021

What is LiveLock?

1132

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