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

Operating Systems General Concepts Interview Questions

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Write a function that responds to a click anywhere on the page by displaying an alert dialog. Display the event name if the user held Shift during the mouse click. Display the element name that triggered the event if the user held Ctrl during the mouse click.

1873

What is an interrupt? How are multiple interrupts dealt with?

1 10352

Explain the difference between a MONOLITHIC KERNAL and a MICROKERNAL?

2 6370

List reasons why a Mode switch between threads may be cheaper than a Mode switch between processes.

1 5000

What is the difference among deadlock avoidance, detection and prevention?

CTS, Nokia,

1 6046

What items of information about a task might be useful in real time scheduling?

2491

Discuss some of the reasons for implementing process migration ?

1 3284

How is the process address space handled during process migration?

1 5798

What is 2 tier and 3 tier?

2 4129

Why is mapping required? Computer 'Paging' & 'Segmentation'.

2 5349

Give the disadvantages of Havander's Strategies.

2579

What do you mean by Belady's Anomaly. - Describe with example.

IBM,

4 28732

Discuss the various function of OS.

HCL, Spectrum, Spectrum Solutions,

6 10169

Give a brief discussion on schedulers & Dispatchers with respect to process management.

2 13580

how to disable screensaver on ovation OS engineering station?

1 3921

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Un-Answered Questions { Operating Systems General Concepts }

How do I know when chkdsk is done?

962

Can you please explain the difference between trap and trapdoor?

1076

What is a rootkit virus?

1044

What are operating system services?

1098

Can a system detect starvation?

1016

Can you list the coffman's conditions that lead to a deadlock?

1133

What is lxde desktop?

977

How do you start a startup?

975

What is the difference between 16 bit and 32 bit?

965

How do I run chkdsk?

1062

How much ram do I need?

922

How long does chkdsk f'r take?

1081

What is external fragmentation?

1144

Can you access a variable within a worker thread from the main thread?

993

Explain the main purpose of an operating system?

1136

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