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 ex and vi?

1128

Difference between time sharing and multitasking systems?

1087

What is the purpose of system calls?

1096

What is validity fault?

1041

What is the purpose of system programs?

1114

What is Throughput, Turnaround time, waiting time and Response time?

1077

Explain the purpose of the open() and close() operations.

2195

Define the difference between preemptive and nonpreemptive scheduling.

1101

What advantage is there in having different time-quantum sizes on different levels of a multilevel queuing system?

1316

What is Page-Stealer process?

1285

What is a device queue?

1129

Command Kill any user’s all processes.

1001

File which stores the DNS configuration at client side?

1240

What are deadlock prevention techniques?

1146

What command is used to remove the password assigned to a group?

1153

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Un-Answered Questions { Operating Systems General Concepts }

What do you mean by a zombie process?

1101

Explain booting the system in operating system.

1046

Will my laptop run faster with more ram?

981

How long does chkdsk f'r take?

1080

How can I run 32 bit on 64 bit?

1018

Explain the layers of a windows xp system.

1023

Does chkdsk erase data?

1016

What are the advantages of multiprocessor system?

1048

Do I need program files x86?

982

What are the activities related to the time shared user program management?

983

What is the major difference between Thread.start() & Thread?run() method?

1117

Differentiate between swapping and paging.

1135

What is a 32 bit integer?

1036

Explain any program using Semaphores.

1185

When did 64 bit come out?

1039

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