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

What is GRUB?

1112

Define Operating System Types.

1104

What is BSS(Block Started by Symbol)?

1182

At what mode the fault handler executes?

1199

When is a system in a safe state?

1128

What are the main advantages of the microkernel approach to system design?

1299

What are the three main purposes of an operating system?

1059

How to setup never expired user password?

1101

Difference between NTFS and FAT32?

1172

What are a trap and trapdoor?

1119

What is the purpose of the command interpreter? Why is it usually separate from the kernel?

1346

How the Swapper works?

1061

Define demand paging?

1094

Explain the concept of the distributed systems?

1210

What is a safe state and a safe sequence?

1151

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Un-Answered Questions { Operating Systems General Concepts }

Define demand paging?

1094

Explain a system in safe state?

1099

Name the functions constituting the os's memory management.

1076

Explain a heavy weight process?

1124

When an input file is opened, what are the possible errors that may occur?

1096

What is time slice?

1194

What is the main difference between wait() and sleep() method?

1098

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

1159

What is the most used operating system in the world?

1041

Explain compaction.

1088

How do I know if my cpu is overheating?

1000

Draw the states of a process in an OS.

1172

Explain the stipulations of c2 level security?

1147

What does it mean to restore default settings?

996

What is a 64 bit application?

1044

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