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What is ‘multiprocessing’?
A. The simultaneous execution of multiple processes
B. The management of memory allocation
C. The handling of I/O operations
D. The scheduling of tasks in a single process
Answer: The simultaneous execution of multiple processes
What is ‘virtual memory’ used for?
A. To extend the apparent size of physical memory by using disk space
B. To improve CPU performance
C. To manage network resources
D. To optimize process scheduling
Answer: To extend the apparent size of physical memory by using disk space
What is ‘thrashing’?
A. A condition where excessive paging occurs, leading to poor system performance
B. A method of optimizing memory usage
C. A technique for improving CPU scheduling
D. An error in disk operations
Answer: A condition where excessive paging occurs, leading to poor system performance
What is ‘memory fragmentation’?
A. A situation where free memory is split into small, non-contiguous blocks, making it difficult to allocate larger chunks
B. A technique for managing memory allocation
C. A method for optimizing process scheduling
D. An error in disk storage
Answer: A situation where free memory is split into small, non-contiguous blocks, making it difficult to allocate larger chunks
What is ‘virtual memory’?
A. A memory management technique that provides an illusion of a large, contiguous memory space
B. A type of physical memory used in computers
C. A method to cache frequently accessed data
D. A technique for increasing CPU speed
Answer: A memory management technique that provides an illusion of a large, contiguous memory space
What is ‘context switching’?
A. The process of saving and restoring the state of a CPU so that execution can be resumed from the same point at a later time
B. The mechanism used by the CPU to switch from user mode to kernel mode
C. The process of swapping out pages from memory to disk
D. A technique to reduce CPU idle time
Answer: The process of saving and restoring the state of a CPU so that execution can be resumed from the same point at a later time