Operating Systems General Concepts Interview Questions
Questions Answers Views Company eMail

Describe horizontal scalability and vertical scalability.

Tech Mahindra,

854

How i can repair File Allocation Table?

HCL,

843

What do you mean by threads in Operating System?

EXL, HCL,

848

What are the different types of semaphores?

Axtria,

867

What is the shortest definition of os?

Infosys,

851

Differentiate between swapping and paging.

Tech Mahindra,

855

Who does the memory management in operating system?

755

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

MCN Solutions,

726

Explain any program using Semaphores.

Huawei,

863

Tell me about virtual memory?

Honeywell, Zomato,

791

Describe Inter Machine Communication?

MaxSolPro,

925

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

Ciena,

837

What is virtual memory and where it exhist ?

MCN Solutions,

875

Does direct memory manipulation is an unsafe operations, if yes, how?

MCN Solutions,

825

Describe Recovery from Deadlock?

MaxSolPro,

881


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Un-Answered Questions { Operating Systems General Concepts }

Is 100 cpu usage bad?

763


Is intel core i5 64 bit or 32 bit?

717


Can a 64 bit run a 32bit program?

735


What are the two main types of files?

812


Explain what are device drivers used for?

811


What is a cache memory?

756


What is fragmentation?

840


How are the wait/signal operations for monitor different from those for semaphores?

738


What is multi tasking, multi programming and multi threading?

779


Is x86 better than x64?

703


What is the most used operating system?

763


What are the different tasks of Lexical analysis?

1945


How are data structures handled by ntfs?

888


What is rdram?

815


How does a ram function?

818