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Operating Systems Interview Questions
Questions Answers Views Company eMail

Explain the Array

Tech Mahindra,

572

What is difference between an Array and ArrayList?

UGC Corporation,

539

Tell me the difference between structure and array?

NIIT,

465

Questions related to arrays, such as given a 2 integer array, find the common elements.

Expedia,

522

An array having 100 elements have numbers from 1 to 99 randomly out of which any number is repeated. Find the repeated number in minimum time and space complexity.

 695

Explain the difference between a list and array.

TCS,

542

Check if duplicates exist in an array of N which has range 1 to N.

Expedia, GrapeCity,

545

What is the difference between Array and Array List ? Explain in brief with example.

MCN Solutions,

554

What is the procedure to insert into a sorted array?

Wipro,

553

Tell me the difference between the character array and a string.

Honeywell, HPCL, Huawei, Zomato,

508

What will happen if an array goes out of bounds?

Amdocs, HAL,

662

Explain the Queue

Tech Mahindra,

575

What are the various IPC mechanisms? Why is message passing costlier than semaphore?

Tech Mahindra,

542

Give an example of circular linked list in windows system?

 550

How can i do partition of my hard disk in preloaded windows 7 in my system

MCN Solutions,

479

Un-Answered Questions { Operating Systems }

What is top command in linux?

507

What is a .sh file linux?

462

Why would you use a csv file?

504

What is syswow64 folder?

499

What are the different functions of Syntax phase, Sheduler?

643




How to find the difference in two configuration files?

439

Do I need both program files and program files x86?

498

How do I find the start menu?

486

Where are the contacts stored in windows live mail?

475

Why deleted files can be recovered?

524

What does socket consist of?

462

How do I update my laptop to windows 10?

477

How do I move photos from c drive to d drive?

521

how will you reject a committed fileset?

5

State the properties of b tree.

517

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