Operating Systems General Concepts Interview Questions
Questions Answers Views Company eMail

What is Difference between thread and process?

AirTies, Azingo, Bloomberg, Encora, Goldman Sachs, HCL, HP, MES, Microsoft, Samsung,

28 258376

How to communicate between difference process?

HP, IBM,

2 8740

What is the best way of communication in multi process environment? ex: getting log from different applications from multi servers?

HP,

1 3731

What is scheduling and How it effects the processor efficiency?

HP,

2 4249

What is virtual memory, if OS didt have that concept What are the problems can arise?

HP,

6 14625

What is the best suited algorithm to avoid internal fragmentation?

HP,

2 8391

How to escape from external fragmentation?

HP,

2 4599

What is difference in managing processes in windows, unix, RTOS?

HP,

2252

What is the difference between mutex and semaphore?

HP, Microsoft,

14 56552

What are counting semaphores?

HP, IBM,

4 13352

which is best among semaphores and mutexes?

HP,

2 6407

which is best among pipes, queues, shared memory and why?

HP,

2 5623

What are named pipes?

HP,

3 5518

What is the signal?

HP,

1 4160

What is the highest priority software interrupt?

HP,

1 4674


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Un-Answered Questions { Operating Systems General Concepts }

What is the purpose of the command interpreter? Why is it usually separate from the kernel?

765


Define die threading and tapping.

561


Can anybody send me Excel tips and improtant formul...... please.

1597


What is dining philosophers’ problem?

549


What is mutual exclusion and multithreading in OS?

584






Can I have two browsers on my computer?

474


What are the 4 major types of operating system?

547


Discuss a Thread Life Cycle?

640


What is asymmetric clustering?

596


What are the main advantages of the microkernel approach to system design?

661


What is the concept of demand paging?

554


When an input file is opened, what are the possible errors that may occur?

548


Explain compaction.

574


What is a safe state and a safe sequence?

594


What are the 7 c's of communication?

521