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.

1912

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

1 10436

Explain the difference between a MONOLITHIC KERNAL and a MICROKERNAL?

2 6446

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

1 5066

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

CTS, Nokia,

1 6164

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

2531

Discuss some of the reasons for implementing process migration ?

1 3349

How is the process address space handled during process migration?

1 5861

What is 2 tier and 3 tier?

2 4220

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

2 5439

Give the disadvantages of Havander's Strategies.

2615

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

IBM,

4 28906

Discuss the various function of OS.

HCL, Spectrum, Spectrum Solutions,

6 10324

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

2 13650

how to disable screensaver on ovation OS engineering station?

1 3977

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Un-Answered Questions { Operating Systems General Concepts }

Is bgp layer 3 or 4?

1026

What are real-time systems?

1109

What is the kernel of the operating system?

1010

What are deadlock prevention techniques?

1185

Can you run 32 bit applications on a 64 bit operating system?

957

Explain the handheld systems. List the issues related to the handheld system.

1196

Briefly explain FCFS.

1221

What do you mean by threads in Operating System?

1210

Difference between logical and physical address space?

1124

What is a job queue?

1179

Write syntax to set JVM Memory as min-256Mb & max 512Mb?

3075

Explain briefly what is meant by trap and a trapdoor?

1219

What are short-term, long-term and medium-term scheduling?

1119

Is a directory a regular file?

1051

Define scheduling in OS.

1145

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