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

Operating Systems General Concepts Interview Questions

Questions Answers Views Company eMail

Explain what you mean by memory alignment.

TCS,

1116

List advantages and disadvantages of dynamic memory allocation vs. static memory allocation.?

1223

Tell me something about the concept of memory leak?

1171

What do you mean by memory leak?

1217

What is a cache memory?

TCS,

1028

Explain what is meant by heap?

BPL,

1184

Explain High Severity and Low Priority with example?

Wipro,

1110

What are the different memories you know about? Which of them takes the shortest access time?

Wipro,

1189

Difference between short term, long term and medium term scheduler.

Tech Mahindra,

1305

Which event determines that all the controls are completely loaded into memory?

MindCracker,

1132

what is the memory required when a screen has 1024*1280 pixels and each pixel can have around 16 million colors?

CGI,

1075

Which technology does Pentium use - RISC or CISC?

Tech Mahindra,

1097

Where are the global variables stored?

1197

What is the difference between exclusive lock and shared lock?

1259

Can you tell me the difference between semaphore and mutex.

1269

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Un-Answered Questions { Operating Systems General Concepts }

A pair of redundant systems are operating, how would you ensure that when one of them goes down, the other one will take over its operation?

1168

What are the 4 major types of operating system?

1050

Where the user store resides in OS?

1080

Is 4gb ram enough for netflix?

1192

How do I stop chkdsk at startup?

1110

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

986

Explain what is the memory wall problem?

1286

List the issues related to the handheld system.

1032

What is the difference between af and whitworth spanners?

1193

What is drawback of mvt?

1221

Tell me operating systems used in mobile.

1061

What is trp timing?

1185

What is dlm?

1103

How much does a pc cost?

1066

Does 64 bit require uefi bios?

1039

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