Explain the refresh operation in a dynamic ram?
What grep means?
What is a semaphore? What are the different types of semaphores?
How is the process address space handled during process migration?
How many types of fragmentation occur in operating system?
Which is better ext3 or ext4?
Give some benefits of multithreaded programming.
what is the relationship between page size and page table?
What is the sequence of the three way handshake?
Explain process.
What is the shortest definition of os?
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What are the different functions of an operating system?