Operating System Questions
- What are the basic functions of an operating system?
- Explain briefly about, processor, assembler, compiler, loader, linker and the functions executed by them.
- What are the difference phases of software development? Explain briefly?
- Differentiate between RAM and ROM?
- What is DRAM? In which form does it store data?
- What is cache memory?
- What is hard disk and what is its purpose?
- Differentiate between Complier and Interpreter?
- What are the different tasks of Lexical analysis?
- What are the different functions of Syntax phase, Sheduler?
- What are the main difference between Micro-Controller and Micro- Processor?
- Describe different job scheduling in operating systems.
- What is a Real-Time System ?
- What is the difference between Hard and Soft real-time systems ?
- What is a mission critical system ?
- What is the important aspect of a real-time system ?
- If two processes which shares same system memory and system clock in a distributed system, What is it called?
- What is the state of the processor, when a process is waiting for some event to occur?
- What do you mean by deadlock?
- Explain the difference between microkernel and macro kernel.
- Give an example of microkernel.
- When would you choose bottom up methodology?
- When would you choose top down methodology?
- Write a small dc shell script to find number of FF in the design.
- Why paging is used ?
- Which is the best page replacement algorithm and Why? How much time is spent usually in each phases and why?
- Difference between Primary storage and secondary storage?
- What is multi tasking, multi programming, multi threading?
- Difference between multi threading and multi tasking?
- What is software life cycle?
- Demand paging, page faults, replacement algorithms, thrashing, etc.
- Explain about paged segmentation and segment paging
- While running DOS on a PC, which command would be used to duplicate the entire diskette?
