Category Archives: OS

Operating System interview Questions and Answers

A set of most commonly asked interview question and answers on Operating Systems. Questions 1 to 40 1.What is an Continue Reading.....
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What is kernel?

Kernel Definition The kernel is a program that constitutes the central core of a computer operating system. It has complete control over everything Continue Reading.....
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Role of Operating system in a computer

Operating system as external machine. The image below explains itself where does an operating system stand.Short forms mentioned in image Continue Reading.....
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What is process and threads in operating systems?

A process is an execution stream in the context of a particular process state. An execution stream is a sequence Continue Reading.....
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What is DOS?

Disk operating system Disk Operating System (specifically) and disk operating system (generically), most often abbreviated as DOS (not to be confused Continue Reading.....
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How does a computer start (technically) :-) ?

The process begins when the power supply is switched on: The power supply performs a self-test: When all voltages and Continue Reading.....
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what does 16/32 bit programming / operating system / computer mean?

What is 16/32 bit programming? A binary digit, or bit, is the smallest unit of data that any computer can Continue Reading.....
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Operating system terms,terminology, keywords, definitions

Below are mentioned some terminology related to operating systems.You might  have come across, this shortforms but never knew what they Continue Reading.....
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Cache Memory – Computer architecture

Cache Memory  What a cache is, the need and understand the working. In the memory hierarchy the cache memory comes Continue Reading.....
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Learn Operating System(Quick)

Operating System Concepts for System Programmers System programming is about developing programs directly on top of hardware or writing programs on Continue Reading.....
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