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Operating System Logical Reasoning Technical Interview Questions : Unsolved Question

(#M40029508) OPERATING SYSTEM QUESTION operating system Keep an EYE

Q. What is a FIFO?

A. FIFO are otherwise called as 'named pipes'. FIFO (first-in-first-out) is a special file which is said to be data transient. Once data is read from named pipe, it cannot be read again. Also, data can be read only in the order written. It is used in interprocess communication where a process writes to one end of the pipe (producer) and the other reads from the other end (consumer).

Asked In Operating System MAN (12 years ago)

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(#M40029498) OPERATING SYSTEM QUESTION operating system Keep an EYE

Q. What is process spawning?

A. When the OS at the explicit request of another process creates a process, this action is called process spawning

Asked In Operating System MAN (12 years ago)

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(#M40029458) OPERATING SYSTEM QUESTION operating system Keep an EYE

Q. What is thrashing?

A. It is a phenomenon in virtual memory schemes when the processor spends most of its time swapping pages, rather than executing instructions. This is due to an inordinate number of page faults

Asked In Operating System MAN (12 years ago)

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(#M40029448) OPERATING SYSTEM QUESTION operating system Keep an EYE

Q. What is difference between micro kernel and macro kernel?

A. Micro kernel is a kernel which run services those are minimal for operating system performance. In this kernel all other operations are performed by processor. Macro Kernel is a combination of micro and monolithic kernel. In monolithic kernel all operating system code is in single executable image.

Asked In Operating System MAN (12 years ago)

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(#M40018996) OPERATING SYSTEM QUESTION Operating System Questions Keep an EYE

Write a small dc shell script to find
number of FF in the design.

Asked In Operating System (12 years ago)

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(#M40018976) OPERATING SYSTEM QUESTION Operating System Questions Keep an EYE

Differentiate between RAM and ROM?

Asked In Operating System (12 years ago)

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