Generally, technical interviews are used to identify the right candidates for technical or specialist job positions. These interviews check your knowledge specific to your graduation field. You need to have the basic knowledge of Operating Systems.
List of Technical Questions based on Operating Systems
Explain the concept of Reentrancy?
Explain Belady's Anomaly?
What is a binary semaphore? Explain its use
What is thrashing?
Mention the Coffman's conditions that lead to a deadlock
What is short, long and medium-term scheduling?
What are turnaround time and response time?
What are the typical elements of a process image?
What is the Translation Lookaside Buffer (TLB)?
What is the resident set and working set of a process?
When is a system in safe state?
What is cycle stealing?
What is meant by arm-stickiness?
What are the stipulations of C2 level security?
What is busy waiting?
Explain the popular multiprocessor thread-scheduling strategies
When does the condition 'rendezvous' arise?
What is a trap and trapdoor?
What are local and global page replacements?
Define latency, transfer and seek time with respect to disk I/O
Describe the Buddy system of memory allocation
What is time-stamping?
How do the wait/signal operations for monitor differ from those for semaphores?
In the context of memory management, what are placement and replacement algorithms?
In loading programs into memory, what is the difference between load-time dynamic linking and runtime dynamic linking?
What is demand-paging and pre-paging?
Paging a memory management function while multiprogramming a processor management functions: are the two interdependent?
What is page cannibalizing?
What has triggered the need for multitasking in PCs?
What are the four layers that Windows NT has in order to achieve independence?
What is SMP?
What are the key object-oriented concepts used by Windows NT?
Is Windows NT a full blown object oriented operating system? Give reasons
What is a drawback of MVT?
What is process spawning?
How many jobs can be run concurrently on MVT?
List out some reasons for process termination
What are the reasons for process suspension?
What is process migration?
What is mutant?
What is an idle thread?
What is FtDisk?
List the possible threads a thread can have
List rings in Windows NT
What is Executive in Windows NT?
What are the sub-components of I/O manager in Windows NT?
What are DDks? Name an operating system that includes this feature
What level of security does Windows NT meet?
Why is paging used?
What is fragmentation? What are the different types of fragmentations?
Differentiate between XP and Windows 2000
Differentiate between hard and soft real time systems
What is arm-stickiness?
In the context of memory management, what are replacement and placement algorithms?
When does Blue Screen Error occur in a computer?
What is throughput, turnaround time, waiting time and response time?
What are the requirements for virtual memory architecture?
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